|
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- Info
Index
Index
- ABORT, ABORT
- abs, Mathematical Functions and
Operators
- acos, Mathematical Functions and
Operators
- add_missing_from configuration parameter, Previous
PostgreSQL Versions
- adminpack, adminpack
- age, Date/Time Functions and
Operators
- aggregate function, Aggregate
Functions
-
- built-in, Aggregate
Functions
- invocation, Aggregate
Expressions
- user-defined, User-Defined
Aggregates
- AIX
-
- IPC configuration, Shared Memory and
Semaphores
- alias
-
- for table name in query, Joins
Between Tables
- in the FROM clause, Table and
Column Aliases
- in the select list, Column
Labels
- ALL, Subquery
Expressions, Row and Array
Comparisons
- allow_system_table_mods configuration parameter, Developer Options
- ALTER AGGREGATE, ALTER
AGGREGATE
- ALTER CONVERSION, ALTER
CONVERSION
- ALTER DATABASE, ALTER
DATABASE
- ALTER DOMAIN, ALTER
DOMAIN
- ALTER FUNCTION, ALTER
FUNCTION
- ALTER GROUP, ALTER GROUP
- ALTER INDEX, ALTER INDEX
- ALTER LANGUAGE, ALTER
LANGUAGE
- ALTER OPERATOR, ALTER
OPERATOR
- ALTER OPERATOR CLASS, ALTER
OPERATOR CLASS
- ALTER OPERATOR FAMILY, ALTER
OPERATOR FAMILY
- ALTER ROLE, Role Attributes,
ALTER ROLE
- ALTER SCHEMA, ALTER
SCHEMA
- ALTER SEQUENCE, ALTER
SEQUENCE
- ALTER TABLE, ALTER TABLE
- ALTER TABLESPACE, ALTER
TABLESPACE
- ALTER TEXT SEARCH CONFIGURATION, ALTER TEXT SEARCH CONFIGURATION
- ALTER TEXT SEARCH DICTIONARY, ALTER TEXT SEARCH DICTIONARY
- ALTER TEXT SEARCH PARSER, ALTER TEXT SEARCH PARSER
- ALTER TEXT SEARCH TEMPLATE, ALTER TEXT SEARCH TEMPLATE
- ALTER TRIGGER, ALTER
TRIGGER
- ALTER TYPE, ALTER TYPE
- ALTER USER, ALTER USER
- ALTER VIEW, ALTER VIEW
- ANALYZE, Updating Planner
Statistics, ANALYZE
- AND (operator), Logical
Operators
- any, Pseudo-Types, Aggregate Functions, Subquery Expressions, Row and Array Comparisons
- anyarray, Pseudo-Types
- anyelement, Pseudo-Types
- anyenum, Pseudo-Types
- anynonarray, Pseudo-Types
- applicable role, applicable_roles
- arbitrary precision numbers, Arbitrary
Precision Numbers
- archive_command configuration parameter, Archiving
- archive_mode configuration parameter, Archiving
- archive_timeout configuration parameter, Archiving
- area, Geometric Functions and
Operators
- ARRAY, Array
Constructors, Arrays
-
- constant, Array Value
Input
- constructor, Array
Constructors
- determination of result type, UNION, CASE, and Related
Constructs
- of user-defined type, User-Defined
Types
- array_nulls configuration parameter, Previous
PostgreSQL Versions
- ascii, String Functions and
Operators
- asin, Mathematical Functions and
Operators
- asynchronous commit, Asynchronous Commit
- AT TIME ZONE, AT TIME
ZONE
- atan, Mathematical Functions and
Operators
- atan2, Mathematical Functions and
Operators
- authentication_timeout configuration parameter,
Security and Authentication
- auto-increment
-
- see serial
- autocommit
-
- bulk-loading data, Disable Autocommit
- psql, Variables
- autovacuum
-
- configuration parameters, Automatic Vacuuming
- general information, The Auto-Vacuum Daemon
- table-specific configuration, pg_autovacuum
- autovacuum configuration parameter, Automatic Vacuuming
- autovacuum_analyze_scale_factor configuration parameter,
Automatic
Vacuuming
- autovacuum_analyze_threshold configuration parameter, Automatic Vacuuming
- autovacuum_freeze_max_age configuration parameter, Automatic Vacuuming
- autovacuum_max_workers configuration parameter, Automatic Vacuuming
- autovacuum_naptime configuration parameter, Automatic Vacuuming
- autovacuum_vacuum_cost_delay configuration parameter, Automatic Vacuuming
- autovacuum_vacuum_cost_limit configuration parameter, Automatic Vacuuming
- autovacuum_vacuum_scale_factor configuration parameter,
Automatic
Vacuuming
- autovacuum_vacuum_threshold configuration parameter, Automatic Vacuuming
- average, Aggregate Functions,
Aggregate Functions
- B-tree
-
- see index
- backslash escapes, String
Constants
- backslash_quote configuration parameter, Previous
PostgreSQL Versions
- backup, System Administration
Functions, Backup and Restore
- base type, The PostgreSQL
Type System
- BEGIN, BEGIN
- BETWEEN, Comparison
Operators
- BETWEEN SYMMETRIC, Comparison Operators
- bgwriter_delay configuration parameter,
Background Writer
- bgwriter_lru_maxpages configuration parameter,
Background Writer
- bgwriter_lru_multiplier configuration parameter,
Background Writer
- bigint, Numeric
Constants, Integer
Types
- bigserial, Serial Types
- binary data, Binary Data
Types
-
- functions, Binary String
Functions and Operators
- binary string
-
- concatenation, Binary
String Functions and Operators
- length, Binary String
Functions and Operators
- bison, Requirements
- bit string
-
- constant, Bit-String
Constants
- data type, Bit String
Types
- bit strings
-
- functions, Bit String
Functions and Operators
- bitmap scan, Combining
Multiple Indexes, Planner
Method Configuration
- bit_and, Aggregate
Functions
- bit_length, String Functions
and Operators
- bit_or, Aggregate
Functions
- BLOB
-
- see large object
- block_size configuration parameter, Preset Options
- bonjour_name configuration parameter,
Connection Settings
- Boolean
-
- data type, Boolean
Type
- operators
-
- see operators, logical
- bool_and, Aggregate
Functions
- bool_or, Aggregate
Functions
- booting
-
- starting the server during, Starting the Database Server
- box (data type), Boxes
- BSD/OS
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- btree_gist, btree_gist
- btrim, String Functions and
Operators
- bytea, Binary Data
Types
-
- in libpq, Escaping Binary Strings
for Inclusion in SQL Commands
- C, libpq - C Library, ECPG - Embedded SQL in C
- canceling
-
- SQL command, Cancelling Queries in
Progress
- CASCADE
-
- with DROP, Dependency
Tracking
- foreign key action, Foreign Keys
- CASE, Conditional
Expressions
-
- determination of result type, UNION, CASE, and Related
Constructs
- case sensitivity
-
- of SQL commands, Identifiers and
Key Words
- cast
-
- I/O conversion, CREATE
CAST
- cbrt, Mathematical Functions and
Operators
- ceiling, Mathematical Functions
and Operators
- center, Geometric Functions
and Operators
- change accumulation, Backup and
Restore
- char, Character
Types
- character, Character
Types
- character set, Locale
and Formatting, Preset
Options, Character Set
Support
- character string
-
- concatenation, String Functions
and Operators
- constant, String
Constants
- data types, Character
Types
- length, String Functions and
Operators
- character varying, Character
Types
- char_length, String Functions
and Operators
- check constraint, Check
Constraints
- checkpoint, WAL
Configuration, CHECKPOINT
- checkpoint_completion_target configuration parameter, Checkpoints
- checkpoint_segments configuration parameter, Checkpoints
- checkpoint_timeout configuration parameter, Checkpoints
- checkpoint_warning configuration parameter, Checkpoints
- check_function_bodies configuration parameter, Statement
Behavior
- chkpass, chkpass
- chr, String Functions and
Operators
- cid, Object Identifier
Types
- cidr, cidr
- circle, Circles
- client authentication, Client Authentication
-
- timeout during,
Security and Authentication
- client_encoding configuration parameter, Locale
and Formatting
- client_min_messages configuration parameter, When To
Log
- clock_timestamp, Date/Time
Functions and Operators
- CLOSE, CLOSE
- CLUSTER, CLUSTER
-
- of databases
-
- see database cluster
- clusterdb, clusterdb
- clustering, High Availability,
Load Balancing, and Replication
- cmax, System Columns
- cmin, System Columns
- COALESCE, COALESCE
- column, Concepts, Table Basics
-
- adding, Adding a
Column
- removing, Removing a
Column
- renaming, Renaming a
Column
- system column, System
Columns
- column data type
-
- changing, Changing a Column's
Data Type
- column reference, Column
References
- col_description, System
Information Functions
- COMMENT, COMMENT
-
- about database objects, System
Information Functions
- in SQL, Comments
- COMMIT, COMMIT
- COMMIT PREPARED, COMMIT
PREPARED
- commit_delay configuration parameter, Settings
- commit_siblings configuration parameter, Settings
- comparison
-
- operators, Comparison
Operators
- row-wise, Row and Array
Comparisons
- subquery result row, Subquery
Expressions
- compiling
-
- libpq applications, Building libpq
Programs
- composite type, Composite Types,
The PostgreSQL Type
System
-
- constant, Composite Value
Input
- constructor, Row
Constructors
- computed field, SQL Functions
on Composite Types
- concurrency, Concurrency Control
- conditional expression, Conditional Expressions
- configuration
-
- of the server, Server
Configuration
- of the server
-
- functions, System Administration
Functions
- configure, Installation
Procedure
- config_file configuration parameter, File Locations
- conjunction, Logical
Operators
- connection service file, The
Connection Service File
- constant, Constants
- constraint, Constraints
-
- adding, Adding a
Constraint
- check, Check
Constraints
- foreign key, Foreign Keys
- name, Check
Constraints
- NOT NULL, Not-Null
Constraints
- primary key, Primary
Keys
- removing, Removing a
Constraint
- unique, Unique
Constraints
- constraint exclusion, Partitioning
and Constraint Exclusion, Other
Planner Options
- constraint_exclusion configuration parameter, Other
Planner Options
- CONTINUE
-
- in PL/pgSQL, CONTINUE
- continuous archiving, Backup and
Restore
- convert, String Functions and
Operators
- convert_from, String Functions
and Operators
- convert_to, String Functions
and Operators
- COPY, Populating a Table With
Rows, COPY
-
- with libpq, Functions Associated with
the COPY Command
- correlation, Aggregate
Functions
- cos, Mathematical Functions and
Operators
- cot, Mathematical Functions and
Operators
- count, Aggregate Functions
- covariance
-
- population, Aggregate
Functions
- sample, Aggregate
Functions
- cpu_index_tuple_cost configuration parameter, Planner
Cost Constants
- cpu_operator_cost configuration parameter, Planner
Cost Constants
- cpu_tuple_cost configuration parameter, Planner
Cost Constants
- CREATE DATABASE, Creating a
Database
- CREATE AGGREGATE, CREATE
AGGREGATE
- CREATE CAST, CREATE CAST
- CREATE CONSTRAINT TRIGGER, CREATE CONSTRAINT TRIGGER
- CREATE CONVERSION, CREATE
CONVERSION
- CREATE DATABASE, CREATE
DATABASE
- CREATE DOMAIN, CREATE
DOMAIN
- CREATE FUNCTION, CREATE
FUNCTION
- CREATE GROUP, CREATE
GROUP
- CREATE INDEX, CREATE
INDEX
- CREATE LANGUAGE, CREATE
LANGUAGE
- CREATE OPERATOR, CREATE
OPERATOR
- CREATE OPERATOR CLASS, CREATE
OPERATOR CLASS
- CREATE OPERATOR FAMILY, CREATE OPERATOR FAMILY
- CREATE ROLE, Database Roles,
CREATE ROLE
- CREATE RULE, CREATE RULE
- CREATE SCHEMA, CREATE
SCHEMA
- CREATE SEQUENCE, CREATE
SEQUENCE
- CREATE TABLE, Creating a New
Table, CREATE TABLE
- CREATE TABLE AS, CREATE TABLE
AS
- CREATE TABLESPACE, Tablespaces, CREATE TABLESPACE
- CREATE TEXT SEARCH CONFIGURATION, CREATE TEXT SEARCH CONFIGURATION
- CREATE TEXT SEARCH DICTIONARY, CREATE TEXT SEARCH
DICTIONARY
- CREATE TEXT SEARCH PARSER, CREATE TEXT SEARCH PARSER
- CREATE TEXT SEARCH TEMPLATE, CREATE TEXT SEARCH TEMPLATE
- CREATE TRIGGER, CREATE
TRIGGER
- CREATE TYPE, CREATE TYPE
- CREATE USER, CREATE USER
- CREATE VIEW, CREATE VIEW
- createdb, Creating a
Database, Creating a
Database, createdb
- createlang, createlang
- createuser, Database Roles,
createuser
- cross compilation, Installation Procedure
- cross join, Joined
Tables
- crypt, Password
authentication
- cstring, Pseudo-Types
- ctid, System Columns,
View Rules in Non-SELECT
Statements
- cube, cube
- current_database, System
Information Functions
- current_date, Date/Time
Functions and Operators
- current_schema, System
Information Functions
- current_time, Date/Time
Functions and Operators
- current_timestamp, Date/Time
Functions and Operators
- current_user, System Information
Functions
- currval, Sequence
Manipulation Functions
- cursor
-
- CLOSE, CLOSE
- DECLARE, DECLARE
- FETCH, FETCH
- in PL/pgSQL, Cursors
- MOVE, MOVE
- showing the query plan, EXPLAIN
- custom_variable_classes configuration parameter, Customized Options
- data area
-
- see database cluster
- data partitioning, High
Availability, Load Balancing, and Replication
- data type, Data Types
-
- base, The PostgreSQL Type
System
- category, Overview
- composite, The PostgreSQL
Type System
- constant, Constants of
Other Types
- conversion, Type Conversion
- enumerated (enum), Enumerated
Types
- internal organization, Base Types in C-Language
Functions
- numeric, Numeric Types
- type cast, Type Casts
- user-defined, User-Defined Types
- database, Managing
Databases
-
- creating, Creating a
Database
- privilege to create, Role
Attributes
- database activity
-
- monitoring, Monitoring Database
Activity
- database cluster, Concepts, Creating a Database Cluster
- data_directory configuration parameter, File Locations
- date, Date/Time Types,
Dates
-
- constants, Special
Values
- current, Current
Date/Time
- output format, Date/Time
Output
-
- see also formatting
- DateStyle configuration parameter, Locale
and Formatting
- date_part, Date/Time
Functions and Operators, EXTRACT,
date_part
- date_trunc, Date/Time
Functions and Operators, date_trunc
- DBI, Database Access from
PL/Perl
- dblink, dblink
- db_user_namespace configuration parameter,
Security and Authentication
- deadlock, Deadlocks
-
- timeout during, Lock
Management
- deadlock_timeout configuration parameter, Lock Management
- DEALLOCATE, DEALLOCATE
- debug_assertions configuration parameter, Developer Options
- debug_pretty_print configuration parameter, What To
Log
- debug_print_parse configuration parameter, What To
Log
- debug_print_plan configuration parameter, What To
Log
- debug_print_rewritten configuration parameter, What To
Log
- decimal
-
- see numeric
- DECLARE, DECLARE
- decode, String Functions and
Operators
- default value, Default
Values
-
- changing, Changing a Column's
Default Value
- default_statistics_target configuration parameter, Other
Planner Options
- default_tablespace configuration parameter, Statement
Behavior
- default_text_search_config configuration parameter, Locale
and Formatting
- default_transaction_isolation configuration parameter, Statement
Behavior
- default_transaction_read_only configuration parameter, Statement
Behavior
- default_with_oids configuration parameter, Previous
PostgreSQL Versions
- degrees, Mathematical Functions
and Operators
- delay, Delaying
Execution
- DELETE, Deletions, Deleting Data, DELETE
- deleting, Deleting Data
- diameter, Geometric Functions
and Operators
- dict_int, dict_int
- dict_xsyn, dict_xsyn
- Digital UNIX
-
- see Tru64 UNIX
- dirty read, Transaction
Isolation
- DISCARD, DISCARD
- disjunction, Logical
Operators
- disk drive, WAL Internals
- disk space, Recovering Disk
Space
- disk usage, Determining Disk
Usage
- DISTINCT, Querying a Table,
DISTINCT
- document
-
- text search, What Is a
Document?
- dollar quoting, Dollar-Quoted
String Constants
- double precision, Floating-Point
Types
- DROP AGGREGATE, DROP
AGGREGATE
- DROP CAST, DROP CAST
- DROP CONVERSION, DROP
CONVERSION
- DROP DATABASE, Destroying a
Database, DROP
DATABASE
- DROP DOMAIN, DROP DOMAIN
- DROP FUNCTION, DROP
FUNCTION
- DROP GROUP, DROP GROUP
- DROP INDEX, DROP INDEX
- DROP LANGUAGE, DROP
LANGUAGE
- DROP OPERATOR, DROP
OPERATOR
- DROP OPERATOR CLASS, DROP
OPERATOR CLASS
- DROP OPERATOR FAMILY, DROP
OPERATOR FAMILY
- DROP OWNED, DROP OWNED
- DROP ROLE, Database Roles,
DROP ROLE
- DROP RULE, DROP RULE
- DROP SCHEMA, DROP SCHEMA
- DROP SEQUENCE, DROP
SEQUENCE
- DROP TABLE, Creating a New
Table, DROP TABLE
- DROP TABLESPACE, DROP
TABLESPACE
- DROP TEXT SEARCH CONFIGURATION, DROP TEXT SEARCH CONFIGURATION
- DROP TEXT SEARCH DICTIONARY, DROP TEXT SEARCH DICTIONARY
- DROP TEXT SEARCH PARSER, DROP
TEXT SEARCH PARSER
- DROP TEXT SEARCH TEMPLATE, DROP TEXT SEARCH TEMPLATE
- DROP TRIGGER, DROP
TRIGGER
- DROP TYPE, DROP TYPE
- DROP USER, DROP USER
- DROP VIEW, DROP VIEW
- dropdb, Destroying a
Database, dropdb
- droplang, droplang
- dropuser, Database Roles,
dropuser
- DTD, Creating XML
Values
- DTrace, Installation
Procedure, Dynamic
Tracing
- duplicate, Querying a
Table
- duplicates, DISTINCT
- dynamic loading, Other
Defaults, Dynamic
Loading
- dynamic_library_path, Dynamic Loading
- dynamic_library_path configuration parameter, Other
Defaults
- earthdistance, earthdistance
- ECPG, ECPG - Embedded SQL in C,
ecpg
- effective_cache_size configuration parameter, Planner
Cost Constants
- elog, Reporting Errors
Within the Server
-
- in PL/Perl, Database Access from
PL/Perl
- in PL/Python, Database
Access
- in PL/Tcl, Database Access from
PL/Tcl
- embedded SQL
-
- in C, ECPG - Embedded SQL in C
- enabled role, enabled_roles
- enable_bitmapscan configuration parameter, Planner
Method Configuration
- enable_hashagg configuration parameter, Planner
Method Configuration
- enable_hashjoin configuration parameter, Planner
Method Configuration
- enable_indexscan configuration parameter, Planner
Method Configuration
- enable_mergejoin configuration parameter, Planner
Method Configuration
- enable_nestloop configuration parameter, Planner
Method Configuration
- enable_seqscan configuration parameter, Planner
Method Configuration
- enable_sort configuration parameter, Planner
Method Configuration
- enable_tidscan configuration parameter, Planner
Method Configuration
- encode, String Functions and
Operators
- encryption, Encryption
Options
- END, END
- environment variable, Environment
Variables
- ereport, Reporting
Errors Within the Server
- error codes
-
- libpq, Main
Functions
- list of, PostgreSQL Error
Codes
- error message, Connection Status
Functions
- escape string syntax, String
Constants
- escape_string_warning configuration parameter, Previous
PostgreSQL Versions
- escaping strings
-
- in libpq, Escaping Strings for
Inclusion in SQL Commands
- every, Aggregate
Functions
- EXCEPT, Combining Queries
- exceptions
-
- in PL/PgSQL, Trapping
Errors
- EXECUTE, EXECUTE
- EXISTS, Subquery
Expressions
- EXIT
-
- in PL/pgSQL, EXIT
- exp, Mathematical Functions and
Operators
- EXPLAIN, Using EXPLAIN,
EXPLAIN
- explain_pretty_print configuration parameter, Other
Defaults
- expression
-
- order of evaluation, Expression Evaluation
Rules
- syntax, Value
Expressions
- extending SQL, Extending SQL
- extensions, Extensions
- external_pid_file configuration parameter, File Locations
- extract, Date/Time Functions
and Operators, EXTRACT,
date_part
- extra_float_digits configuration parameter, Locale
and Formatting
- failover, High Availability,
Load Balancing, and Replication
- false, Boolean Type
- FAQ, Further Information
- fast path, The Fast-Path
Interface
- FETCH, FETCH
- field
-
- computed, SQL Functions on
Composite Types
- field selection, Field
Selection
- flex, Requirements
- float4
-
- see real
- float8
-
- see double precision
- floating point, Floating-Point
Types
- floating-point
-
- display, Locale
and Formatting
- floor, Mathematical Functions and
Operators
- foreign key, Foreign Keys,
Foreign
Keys
- formatting, Data Type
Formatting Functions
- format_type, System Information
Functions
- free space map, Free
Space Map
- FreeBSD
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- start script, Starting the Database
Server
- FROM
-
- missing, Previous
PostgreSQL Versions
- from_collapse_limit configuration parameter, Other
Planner Options
- fsync configuration parameter, Settings
- full text search, Full Text
Search
-
- data types, Text Search
Types
- functions and operators, Text Search Types
- full_page_writes configuration parameter, Settings
- function, Functions and
Operators
-
- in the FROM clause, Table
Functions
- internal, Internal
Functions
- invocation, Function
Calls
- output parameter, Functions with Output
Parameters
- polymorphic, Polymorphic
Types
- type resolution in an invocation, Functions
- user-defined, User-Defined
Functions
-
- in C, C-Language Functions
- in SQL, Query Language (SQL)
Functions
- fuzzystrmatch, fuzzystrmatch
- generate_series, Set Returning
Functions
- genetic query optimization, Genetic Query
Optimizer
- GEQO
-
- see genetic query optimization
- geqo configuration parameter, Genetic Query
Optimizer
- geqo_effort configuration parameter, Genetic Query
Optimizer
- geqo_generations configuration parameter, Genetic Query
Optimizer
- geqo_pool_size configuration parameter, Genetic Query
Optimizer
- geqo_selection_bias configuration parameter, Genetic Query
Optimizer
- geqo_threshold configuration parameter, Genetic Query
Optimizer
- get_bit, Binary String
Functions and Operators
- get_byte, Binary String
Functions and Operators
- GIN
-
- see index
- gin_fuzzy_search_limit configuration parameter, Other
Defaults
- GiST
-
- see index
- global data
-
- in PL/Python, PL/Python
Functions
- in PL/Tcl, Global Data in
PL/Tcl
- GRANT, Privileges, GRANT
- GREATEST, GREATEST and LEAST
-
- determination of result type, UNION, CASE, and Related
Constructs
- GROUP BY, Aggregate Functions,
The GROUP BY
and HAVING Clauses
- grouping, The GROUP BY and
HAVING Clauses
- GSSAPI, GSSAPI
authentication
- GUID, UUID Type
- hash
-
- see index
- has_database_privilege, System
Information Functions
- has_function_privilege, System
Information Functions
- has_language_privilege, System
Information Functions
- has_schema_privilege, System
Information Functions
- has_tablespace_privilege, System
Information Functions
- has_table_privilege, System
Information Functions
- HAVING, Aggregate Functions,
The GROUP BY
and HAVING Clauses
- hba_file configuration parameter, File Locations
- height, Geometric Functions
and Operators
- hierarchical database, Concepts
- high availability, Backup and
Restore, High Availability,
Load Balancing, and Replication
- history
-
- of PostgreSQL, A Brief History of
PostgreSQL
- host name, Database Connection
Control Functions
- HP-UX
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- hstore, hstore
- ident, Ident-based
authentication
- identifier
-
- length, Identifiers and
Key Words
- syntax of, Identifiers and
Key Words
- ident_file configuration parameter, File Locations
- IFNULL, COALESCE
- ignore_system_indexes configuration parameter, Developer Options
- IMMUTABLE, Function Volatility
Categories
- IN, Subquery Expressions,
Row and Array
Comparisons
- include
-
- in configuration file, Setting
Parameters
- incrementally updated backups, Backup and
Restore
- index, Indexes
-
- and ORDER BY, Indexes and ORDER
BY
- B-tree, Index Types
- building concurrently, Building
Indexes Concurrently
- combining multiple indexes, Combining Multiple Indexes
- examining usage, Examining Index
Usage
- on expressions, Indexes on
Expressions
- for user-defined data type, Interfacing
Extensions To Indexes
- GIN, Index Types, GIN Indexes
-
- text search, GiST and GIN
Index Types
- GiST, Index Types, GiST Indexes
-
- text search, GiST and GIN
Index Types
- hash, Index Types
- locks, Locking and
Indexes
- multicolumn, Multicolumn
Indexes
- partial, Partial
Indexes
- unique, Unique Indexes
- index scan, Planner
Method Configuration
- inet (data type), inet
- inet_client_addr, System
Information Functions
- inet_client_port, System
Information Functions
- inet_server_addr, System
Information Functions
- inet_server_port, System
Information Functions
- information schema, The
Information Schema
- inheritance, Inheritance, Inheritance, Previous
PostgreSQL Versions
- initcap, String Functions and
Operators
- initdb, Creating a Database
Cluster, initdb
- input function, User-Defined
Types
-
- of a data type, User-Defined
Types
- INSERT, Populating a Table
With Rows, Inserting Data,
INSERT
- inserting, Inserting Data
- installation, Installation
Instructions
-
- on Windows, Installation on
Windows
- instr, Porting
Examples
- int2
-
- see smallint
- int4
-
- see integer
- int8
-
- see bigint
- intagg, intagg
- intarray, intarray
- integer, Numeric
Constants, Integer
Types
- integer_datetimes configuration parameter, Preset Options
- interfaces
-
- externally maintained, Client Interfaces
- internal, Pseudo-Types
- INTERSECT, Combining
Queries
- interval, Date/Time Types,
Intervals
- ipcclean, ipcclean
- IRIX
-
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- IS DISTINCT FROM, Comparison Operators, Row and Array Comparisons
- IS DOCUMENT, XML
Predicates
- IS FALSE, Comparison
Operators
- IS NOT DISTINCT FROM, Comparison Operators, Row and Array Comparisons
- IS NOT FALSE, Comparison
Operators
- IS NOT NULL, Comparison
Operators
- IS NOT TRUE, Comparison
Operators
- IS NOT UNKNOWN, Comparison
Operators
- IS NULL, Comparison
Operators, Platform
and Client Compatibility
- IS TRUE, Comparison
Operators
- IS UNKNOWN, Comparison
Operators
- isclosed, Geometric Functions
and Operators
- isfinite, Date/Time Functions
and Operators
- isn, isn
- ISNULL, Comparison
Operators
- isopen, Geometric Functions
and Operators
- join, Joins Between Tables,
Joined
Tables
-
- controlling the order, Controlling the Planner with Explicit JOIN
Clauses
- cross, Joined
Tables
- left, Joined
Tables
- natural, Joined
Tables
- outer, Joins Between Tables,
Joined
Tables
- right, Joined
Tables
- self, Joins Between
Tables
- join_collapse_limit configuration parameter, Other
Planner Options
- justify_days, Date/Time
Functions and Operators
- justify_hours, Date/Time
Functions and Operators
- justify_interval, Date/Time
Functions and Operators
- label
-
- see alias
- language_handler, Pseudo-Types
- large object, Large
Objects
- lastval, Sequence
Manipulation Functions
- lc_collate configuration parameter, Preset Options
- lc_ctype configuration parameter, Preset Options
- lc_messages configuration parameter, Locale
and Formatting
- lc_monetary configuration parameter, Locale
and Formatting
- lc_numeric configuration parameter, Locale
and Formatting
- lc_time configuration parameter, Locale
and Formatting
- LDAP, Installation
Procedure, LDAP
authentication
- LDAP connection parameter lookup, LDAP Lookup of Connection Parameters
- ldconfig, Shared
Libraries
- LEAST, GREATEST
and LEAST
-
- determination of result type, UNION, CASE, and Related
Constructs
- left join, Joined
Tables
- length, Geometric Functions
and Operators
-
- of a binary string
-
- see binary strings, length
- of a character string
-
- see character string, length
- length(tsvector), Manipulating
Documents
- libedit, Requirements
- libperl, Requirements
- libpq, libpq - C Library
- libpq-fe.h, libpq - C Library,
Connection Status Functions
- libpq-int.h, Connection Status
Functions
- libpython, Requirements
- library finalization function, Dynamic Loading
- library initialization function, Dynamic Loading
- LIKE, LIKE
-
- and locales, Behavior
- LIMIT, LIMIT and OFFSET
- line segment, Line
Segments
- linear regression, Aggregate
Functions
- Linux
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- start script, Starting the Database
Server
- LISTEN, LISTEN
- listen_addresses configuration parameter,
Connection Settings
- ln, Mathematical Functions and
Operators
- lo, lo
- LOAD, LOAD
- load balancing, High
Availability, Load Balancing, and Replication
- locale, Creating a Database
Cluster, Locale Support
- localtime, Date/Time
Functions and Operators
- localtimestamp, Date/Time
Functions and Operators
- local_preload_libraries configuration parameter, Other
Defaults
- lock, Explicit Locking,
Table-Level
Locks, LOCK
-
- advisory, Advisory Locks
- monitoring, Viewing
Locks
- log, Mathematical Functions and
Operators
- log shipping, Backup and Restore
- logging_collector configuration parameter, Where To
Log
- login privilege, Role
Attributes
- log_autovacuum_min_duration configuration parameter, Automatic Vacuuming
- log_checkpoints configuration parameter, What To
Log
- log_connections configuration parameter, What To
Log
- log_destination configuration parameter, Where To
Log
- log_directory configuration parameter, Where To
Log
- log_disconnections configuration parameter, What To
Log
- log_duration configuration parameter, What To
Log
- log_error_verbosity configuration parameter, When To
Log
- log_executor_stats configuration parameter, Statistics
Monitoring
- log_filename configuration parameter, Where To
Log
- log_hostname configuration parameter, What To
Log
- log_line_prefix configuration parameter, What To
Log
- log_lock_waits configuration parameter, What To
Log
- log_min_duration_statement configuration parameter, When To
Log
- log_min_error_statement configuration parameter, When To
Log
- log_min_messages configuration parameter, When To
Log
- log_parser_stats configuration parameter, Statistics
Monitoring
- log_planner_stats configuration parameter, Statistics
Monitoring
- log_rotation_age configuration parameter, Where To
Log
- log_rotation_size configuration parameter, Where To
Log
- log_statement configuration parameter, What To
Log
- log_statement_stats configuration parameter, Statistics
Monitoring
- log_temp_files configuration parameter, What To
Log
- log_timezone configuration parameter, What To
Log
- log_truncate_on_rotation configuration parameter, Where To
Log
- loop
-
- in PL/pgSQL, Simple
Loops
- lower, String Functions and
Operators
-
- and locales, Behavior
- lo_close, Closing a Large
Object Descriptor
- lo_creat, Creating a
Large Object, Server-Side
Functions
- lo_create, Creating a
Large Object, Server-Side
Functions
- lo_export, Exporting a
Large Object, Server-Side
Functions
- lo_import, Importing a
Large Object, Server-Side
Functions
- lo_lseek, Seeking in a
Large Object
- lo_open, Opening an
Existing Large Object
- lo_read, Reading Data
from a Large Object
- lo_tell, Obtaining the
Seek Position of a Large Object
- lo_truncate, Truncating a
Large Object
- lo_unlink, Removing a
Large Object, Server-Side
Functions
- lo_write, Writing Data to
a Large Object
- lpad, String Functions and
Operators
- lseg, Line
Segments
- ltree, ltree
- ltrim, String Functions and
Operators
- MAC address
-
- see macaddr
- macaddr (data type), macaddr
- MacOS X
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- magic block, Dynamic
Loading
- maintenance, Routine Database
Maintenance Tasks
- maintenance_work_mem configuration parameter, Memory
- make, Requirements
- MANPATH, Environment
Variables
- max, Aggregate Functions
- max_connections configuration parameter,
Connection Settings
- max_files_per_process configuration parameter, Kernel
Resource Usage
- max_fsm_pages configuration parameter, Free
Space Map
- max_fsm_relations configuration parameter, Free
Space Map
- max_function_args configuration parameter, Preset Options
- max_identifier_length configuration parameter, Preset Options
- max_index_keys configuration parameter, Preset Options
- max_locks_per_transaction configuration parameter, Lock Management
- max_prepared_transactions configuration parameter, Memory
- max_stack_depth configuration parameter, Memory
- md5, String Functions and
Operators, Password
authentication
- memory context
-
- in SPI, Memory Management
- min, Aggregate Functions
- mod, Mathematical Functions and
Operators
- monitoring
-
- database activity, Monitoring
Database Activity
- MOVE, MOVE
- MVCC, Introduction
- name
-
- qualified, Creating a Schema
- syntax of, Identifiers and
Key Words
- unqualified, The
Schema Search Path
- NaN
-
- see not a number
- natural join, Joined
Tables
- negation, Logical
Operators
- NetBSD
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- start script, Starting the Database
Server
- network
-
- data types, Network Address
Types
- Network Attached Storage (NAS)
-
- see Network File Systems
- Network File Systems, Network File
Systems
- nextval, Sequence
Manipulation Functions
- NFS
-
- see Network File Systems
- nonblocking connection, Database
Connection Control Functions, Asynchronous Command Processing
- nonrepeatable read, Transaction
Isolation
- NOT (operator), Logical
Operators
- not a number
-
- double precision, Floating-Point
Types
- numeric (data type), Arbitrary
Precision Numbers
- NOT IN, Subquery
Expressions, Row and Array
Comparisons
- not-null constraint, Not-Null Constraints
- notice processor, Notice
Processing
- notice receiver, Notice
Processing
- notice processing
-
- in libpq, Notice
Processing
- NOTIFY, NOTIFY
-
- in libpq, Asynchronous
Notification
- NOTNULL, Comparison
Operators
- now, Date/Time Functions and
Operators
- npoints, Geometric Functions
and Operators
- null value
-
- with check constraints, Check Constraints
- comparing, Comparison
Operators
- default value, Default
Values
- in DISTINCT, DISTINCT
- in libpq, Retrieving Query Result
Information
- in PL/Perl, PL/Perl Functions and
Arguments
- PL/Python, PL/Python
Functions
- with unique constraints, Unique Constraints
- NULLIF, NULLIF
- number
-
- constant, Numeric
Constants
- numeric, Numeric
Constants
- numeric (data type), Arbitrary
Precision Numbers
- numnode, Manipulating
Queries
- NVL, COALESCE
- object identifier
-
- data type, Object Identifier
Types
- object-oriented database, Concepts
- obj_description, System
Information Functions
- octet_length, String Functions
and Operators
- OFFSET, LIMIT and OFFSET
- oid, Object Identifier
Types
-
- column, System
Columns
- in libpq, Retrieving Result
Information for Other Commands
- oid2name, oid2name
- ONLY, The
FROM Clause
- opaque, Pseudo-Types
- OpenBSD
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- start script, Starting the Database
Server
- OpenSSL, Installation
Procedure
-
- see also SSL
- operator, Functions and
Operators
-
- invocation, Operator
Invocations
- logical, Logical
Operators
- precedence, Lexical
Precedence
- syntax, Operators
- type resolution in an invocation, Operators
- user-defined, User-Defined
Operators
- operator class, Operator Classes
and Operator Families, Index Methods and Operator
Classes
- operator family, Operator
Classes and Operator Families, Operator Classes and Operator
Families
- OR (operator), Logical
Operators
- Oracle
-
- porting from PL/SQL to PL/pgSQL, Porting from Oracle PL/SQL
- ORDER BY, Querying a Table,
Sorting Rows
-
- and locales, Behavior
- ordering operator, System Dependencies on
Operator Classes
- outer join, Joined
Tables
- output function
-
- of a data type, User-Defined
Types
- output function, User-Defined
Types
- overlay, String Functions and
Operators
- overloading
-
- functions, Function
Overloading
- operators, User-Defined Operators
- owner, Privileges
- pageinspect, pageinspect
- palloc, Writing Code
- PAM, Installation
Procedure, PAM
authentication
- parameter
-
- syntax, Positional
Parameters
- parenthesis, Value
Expressions
- partitioning, Partitioning
- password, Role
Attributes
-
- authentication, Password authentication
- of the superuser, Creating a
Database Cluster
- password file, The Password
File
- password_encryption configuration parameter,
Security and Authentication
- PATH, Environment
Variables
-
- for schemas, Statement
Behavior
- path (data type), Paths
- pattern matching, Pattern
Matching
- patterns
-
- in psql and pg_dump, Patterns
- pclose, Geometric Functions
and Operators
- performance, Performance
Tips
- Perl, PL/Perl - Perl Procedural
Language
- permission
-
- see privilege
- pfree, Writing Code
- pgbench, pgbench
- PGcancel, Cancelling Queries in
Progress
- PGCLIENTENCODING, Environment
Variables
- PGconn, Database Connection
Control Functions
- PGCONNECT_TIMEOUT, Environment
Variables
- pgcrypto, pgcrypto
- PGDATA, Creating a Database
Cluster
- PGDATABASE, Environment
Variables
- PGDATESTYLE, Environment
Variables
- PGGEQO, Environment
Variables
- PGGSSLIB, Environment
Variables
- PGHOST, Environment
Variables
- PGHOSTADDR, Environment
Variables
- PGKRBSRVNAME, Environment
Variables
- PGLOCALEDIR, Environment
Variables
- PGOPTIONS, Environment
Variables
- PGPASSFILE, Environment
Variables
- PGPASSWORD, Environment
Variables
- PGPORT, Environment
Variables
- PGREALM, Environment
Variables
- PGREQUIRESSL, Environment
Variables
- PGresult, Main
Functions
- pgrowlocks, pgrowlocks
- PGSERVICE, Environment
Variables
- PGSSLKEY, Environment
Variables
- PGSSLMODE, Environment
Variables
- pgstattuple, pgstattuple
- PGSYSCONFDIR, Environment
Variables
- PGTZ, Environment
Variables
- PGUSER, Environment
Variables
- pgxs, Extension Building
Infrastructure
- pg_advisory_lock, System
Administration Functions
- pg_advisory_lock_shared, System
Administration Functions
- pg_advisory_unlock, System
Administration Functions
- pg_advisory_unlock_all, System
Administration Functions
- pg_advisory_unlock_shared, System Administration Functions
- pg_aggregate, pg_aggregate
- pg_am, pg_am
- pg_amop, pg_amop
- pg_amproc, pg_amproc
- pg_attrdef, pg_attrdef
- pg_attribute, pg_attribute
- pg_authid, pg_authid
- pg_auth_members, pg_auth_members
- pg_autovacuum, pg_autovacuum
- pg_buffercache, pg_buffercache
- pg_cancel_backend, System
Administration Functions
- pg_cast, pg_cast
- pg_class, pg_class
- pg_client_encoding, String
Functions and Operators
- pg_column_size, System
Administration Functions
- pg_config, pg_config
-
- with libpq, Building libpq
Programs
- with user-defined C functions, Writing Code
- pg_constraint, pg_constraint
- pg_controldata, pg_controldata
- pg_conversion, pg_conversion
- pg_conversion_is_visible, System
Information Functions
- pg_ctl, Starting the Database
Server, pg_ctl
- pg_current_xlog_insert_location, System Administration Functions
- pg_current_xlog_location, System
Administration Functions
- pg_cursors, pg_cursors
- pg_database, Template
Databases, pg_database
- pg_database_size, System
Administration Functions
- pg_depend, pg_depend
- pg_description, pg_description
- pg_dump, pg_dump
- pg_dumpall, pg_dumpall
-
- use during upgrade, Upgrading
- pg_enum, pg_enum
- pg_freespacemap, pg_freespacemap
- pg_function_is_visible, System
Information Functions
- pg_get_constraintdef, System
Information Functions
- pg_get_expr, System Information
Functions
- pg_get_indexdef, System
Information Functions
- pg_get_ruledef, System
Information Functions
- pg_get_serial_sequence, System
Information Functions
- pg_get_triggerdef, System
Information Functions
- pg_get_userbyid, System
Information Functions
- pg_get_viewdef, System
Information Functions
- pg_group, pg_group
- pg_has_role, System Information
Functions
- pg_hba.conf, The pg_hba.conf
file
- pg_ident.conf, Ident Maps
- pg_index, pg_index
- pg_indexes, pg_indexes
- pg_inherits, pg_inherits
- pg_is_other_temp_schema, System
Information Functions
- pg_language, pg_language
- pg_largeobject, pg_largeobject
- pg_listener, pg_listener
- pg_locks, pg_locks
- pg_ls_dir, System Administration
Functions
- pg_my_temp_schema, System
Information Functions
- pg_namespace, pg_namespace
- pg_opclass, pg_opclass
- pg_opclass_is_visible, System
Information Functions
- pg_operator, pg_operator
- pg_operator_is_visible, System
Information Functions
- pg_opfamily, pg_opfamily
- pg_pltemplate, pg_pltemplate
- pg_postmaster_start_time, System
Information Functions
- pg_prepared_statements, pg_prepared_statements
- pg_prepared_xacts, pg_prepared_xacts
- pg_proc, pg_proc
- pg_read_file, System
Administration Functions
- pg_relation_size, System
Administration Functions
- pg_reload_conf, System
Administration Functions
- pg_restore, pg_restore
- pg_rewrite, pg_rewrite
- pg_roles, pg_roles
- pg_rotate_logfile, System
Administration Functions
- pg_rules, pg_rules
- pg_service.conf, The Connection
Service File
- pg_settings, pg_settings
- pg_shadow, pg_shadow
- pg_shdepend, pg_shdepend
- pg_shdescription, pg_shdescription
- pg_size_pretty, System
Administration Functions
- pg_sleep, Delaying
Execution
- pg_standby, pg_standby
- pg_start_backup, System
Administration Functions
- pg_statistic, Statistics Used by
the Planner, pg_statistic
- pg_stats, Statistics Used by the
Planner, pg_stats
- pg_stat_file, System
Administration Functions
- pg_stop_backup, System
Administration Functions
- pg_switch_xlog, System
Administration Functions
- pg_tables, pg_tables
- pg_tablespace, pg_tablespace
- pg_tablespace_databases, System
Information Functions
- pg_tablespace_size, System
Administration Functions
- pg_table_is_visible, System
Information Functions
- pg_timezone_abbrevs, pg_timezone_abbrevs
- pg_timezone_names, pg_timezone_names
- pg_total_relation_size, System
Administration Functions
- pg_trgm, pg_trgm
- pg_trigger, pg_trigger
- pg_try_advisory_lock, System
Administration Functions
- pg_try_advisory_lock_shared, System Administration Functions
- pg_ts_config, pg_ts_config
- pg_ts_config_is_visible, System
Information Functions
- pg_ts_config_map, pg_ts_config_map
- pg_ts_dict, pg_ts_dict
- pg_ts_dict_is_visible, System
Information Functions
- pg_ts_parser, pg_ts_parser
- pg_ts_parser_is_visible, System
Information Functions
- pg_ts_template, pg_ts_template
- pg_ts_template_is_visible, System
Information Functions
- pg_type, pg_type
- pg_type_is_visible, System
Information Functions
- pg_user, pg_user
- pg_views, pg_views
- pg_xlogfile_name, System
Administration Functions
- pg_xlogfile_name_offset, System
Administration Functions
- phantom read, Transaction
Isolation
- pi, Mathematical Functions and
Operators
- PIC, Compiling and Linking
Dynamically-Loaded Functions
- PID
-
- determining PID of server process
-
- in libpq, Connection Status
Functions
- PITR, Backup and Restore
- PITR standby, Backup and Restore
- PL/Perl, PL/Perl - Perl Procedural
Language
- PL/PerlU, Trusted and Untrusted
PL/Perl
- PL/pgSQL, PL/pgSQL - SQL Procedural
Language
- PL/Python, PL/Python - Python
Procedural Language
- PL/SQL (Oracle)
-
- porting to PL/pgSQL, Porting
from Oracle PL/SQL
- PL/Tcl, PL/Tcl - Tcl Procedural
Language
- plainto_tsquery, Parsing
Queries
- point, Points
- point-in-time recovery, Backup and
Restore
- polygon, Polygons
- polymorphic function, Polymorphic
Types
- polymorphic type, Polymorphic
Types
- popen, Geometric Functions
and Operators
- port, Database Connection Control
Functions
- port configuration parameter,
Connection Settings
- position, String Functions and
Operators
- POSTGRES, The Berkeley
POSTGRES Project, Architectural
Fundamentals, Starting the Database
Server, Creating a
Database, postgres
- postgres user, The PostgreSQL User
Account
- Postgres95, Postgres95
- postgresql.conf, Setting
Parameters
- postmaster, postmaster
- post_auth_delay configuration parameter, Developer Options
- power, Mathematical Functions and
Operators
- PQbackendPID, Connection Status
Functions
- PQbinaryTuples, Retrieving Query Result
Information
-
- with COPY, Functions Associated with
the COPY Command
- PQcancel, Cancelling Queries in
Progress
- PQclear, Main
Functions
- PQclientEncoding, Control
Functions
- PQcmdStatus, Retrieving Result
Information for Other Commands
- PQcmdTuples, Retrieving Result
Information for Other Commands
- PQconndefaults, Database
Connection Control Functions
- PQconnectdb, Database Connection
Control Functions
- PQconnectionNeedsPassword, Connection Status Functions
- PQconnectionUsedPassword, Connection Status Functions
- PQconnectPoll, Database Connection
Control Functions
- PQconnectStart, Database
Connection Control Functions
- PQconsumeInput, Asynchronous Command
Processing
- PQdb, Connection Status
Functions
- PQdescribePortal, Main Functions
- PQdescribePrepared, Main Functions
- PQencryptPassword, Miscellaneous
Functions
- PQendcopy, Obsolete Functions for
COPY
- PQerrorMessage, Connection Status
Functions
- PQescapeBytea, Escaping Binary Strings
for Inclusion in SQL Commands
- PQescapeByteaConn, Escaping Binary Strings
for Inclusion in SQL Commands
- PQescapeString, Escaping Strings for
Inclusion in SQL Commands
- PQescapeStringConn, Escaping Strings for
Inclusion in SQL Commands
- PQexec, Main
Functions
- PQexecParams, Main
Functions
- PQexecPrepared, Main
Functions
- PQfformat, Retrieving Query Result
Information
-
- with COPY, Functions Associated with
the COPY Command
- PQfinish, Database Connection
Control Functions
- PQflush, Asynchronous Command
Processing
- PQfmod, Retrieving Query Result
Information
- PQfn, The Fast-Path
Interface
- PQfname, Retrieving Query Result
Information
- PQfnumber, Retrieving Query Result
Information
- PQfreeCancel, Cancelling Queries in
Progress
- PQfreemem, Escaping Binary Strings
for Inclusion in SQL Commands
- PQfsize, Retrieving Query Result
Information
- PQftable, Retrieving Query Result
Information
- PQftablecol, Retrieving Query Result
Information
- PQftype, Retrieving Query Result
Information
- PQgetCancel, Cancelling Queries in
Progress
- PQgetCopyData, Functions for Receiving COPY
Data
- PQgetisnull, Retrieving Query Result
Information
- PQgetlength, Retrieving Query Result
Information
- PQgetline, Obsolete Functions for
COPY
- PQgetlineAsync, Obsolete Functions for
COPY
- PQgetResult, Asynchronous Command
Processing
- PQgetssl, Connection Status
Functions
- PQgetvalue, Retrieving Query Result
Information
- PQhost, Connection Status
Functions
- PQisBusy, Asynchronous Command
Processing
- PQisnonblocking, Asynchronous
Command Processing
- PQisthreadsafe, Behavior in
Threaded Programs
- PQmakeEmptyPGresult, Main Functions
- PQnfields, Retrieving Query Result
Information
-
- with COPY, Functions Associated with
the COPY Command
- PQnotifies, Asynchronous
Notification
- PQnparams, Retrieving Query Result
Information
- PQntuples, Retrieving Query Result
Information
- PQoidStatus, Retrieving Result
Information for Other Commands
- PQoidValue, Retrieving Result
Information for Other Commands
- PQoptions, Connection Status
Functions
- PQparameterStatus, Connection
Status Functions
- PQparamtype, Retrieving Query Result
Information
- PQpass, Connection Status
Functions
- PQport, Connection Status
Functions
- PQprepare, Main
Functions
- PQprint, Retrieving Query Result
Information
- PQprotocolVersion, Connection
Status Functions
- PQputCopyData, Functions for Sending COPY
Data
- PQputCopyEnd, Functions for Sending COPY
Data
- PQputline, Obsolete Functions for
COPY
- PQputnbytes, Obsolete Functions for
COPY
- PQrequestCancel, Cancelling Queries
in Progress
- PQreset, Database Connection
Control Functions
- PQresetPoll, Database Connection
Control Functions
- PQresetStart, Database Connection
Control Functions
- PQresStatus, Main
Functions
- PQresultErrorField, Main Functions
- PQresultErrorMessage, Main Functions
- PQresultStatus, Main
Functions
- PQsendDescribePortal, Asynchronous
Command Processing
- PQsendDescribePrepared, Asynchronous
Command Processing
- PQsendPrepare, Asynchronous Command
Processing
- PQsendQuery, Asynchronous Command
Processing
- PQsendQueryParams, Asynchronous
Command Processing
- PQsendQueryPrepared, Asynchronous
Command Processing
- PQserverVersion, Connection Status
Functions
- PQsetClientEncoding, Control
Functions
- PQsetdb, Database Connection
Control Functions
- PQsetdbLogin, Database Connection
Control Functions
- PQsetErrorVerbosity, Control
Functions
- PQsetnonblocking, Asynchronous
Command Processing
- PQsetNoticeProcessor, Notice Processing
- PQsetNoticeReceiver, Notice Processing
- PQsocket, Connection Status
Functions
- PQstatus, Connection Status
Functions
- PQtrace, Control
Functions
- PQtransactionStatus, Connection
Status Functions
- PQtty, Connection Status
Functions
- PQunescapeBytea, Escaping Binary Strings
for Inclusion in SQL Commands
- PQuntrace, Control
Functions
- PQuser, Connection Status
Functions
- predicate locking, Serializable Isolation
versus True Serializability
- PREPARE, PREPARE
- PREPARE TRANSACTION, PREPARE TRANSACTION
- prepared statements
-
- creating, PREPARE
- executing, EXECUTE
- removing, DEALLOCATE
- showing the query plan, EXPLAIN
- preparing a query
-
- in PL/Tcl, Database Access from
PL/Tcl
- in PL/pgSQL, Plan
Caching
- in PL/Python, Database
Access
- pre_auth_delay configuration parameter, Developer Options
- primary key, Primary
Keys
- privilege, Privileges, Privileges
-
- querying, System Information
Functions
- with rules, Rules and
Privileges
- for schemas, Schemas and Privileges
- with views, Rules and
Privileges
- procedural language, Procedural
Languages
-
- externally maintained, Procedural
Languages
- handler for, Writing A Procedural
Language Handler
- protocol
-
- frontend-backend, Frontend/Backend
Protocol
- ps
-
- to monitor activity, Standard Unix
Tools
- psql, Accessing a
Database, psql
- Python, PL/Python - Python Procedural
Language
- qualified name, Creating a Schema
- query, Querying a Table,
Queries
- query plan, Using EXPLAIN
- query tree, The Query Tree
- querytree, Manipulating
Queries
- quotation marks
-
- and identifiers, Identifiers and
Key Words
- escaping, String
Constants
- quote_ident, String Functions
and Operators
-
- use in PL/PgSQL, Executing
Dynamic Commands
- quote_literal, String Functions
and Operators
-
- use in PL/PgSQL, Executing
Dynamic Commands
- radians, Mathematical Functions
and Operators
- radius, Geometric Functions
and Operators
- RAISE, Errors and
Messages
- random, Mathematical Functions
and Operators
- random_page_cost configuration parameter, Planner
Cost Constants
- range table, The Query Tree
- read-only transaction, Statement
Behavior
- readline, Requirements
- real, Floating-Point
Types
- REASSIGN OWNED, REASSIGN
OWNED
- record, Pseudo-Types
- rectangle, Boxes
- referential integrity, Foreign
Keys, Foreign
Keys
- regclass, Object Identifier
Types
- regconfig, Object Identifier
Types
- regdictionary, Object Identifier
Types
- regexp_matches, POSIX Regular
Expressions
- regexp_replace, POSIX Regular
Expressions
- regexp_split_to_array, POSIX Regular
Expressions
- regexp_split_to_table, POSIX Regular
Expressions
- regex_flavor configuration parameter, Previous
PostgreSQL Versions
- regoper, Object Identifier
Types
- regoperator, Object Identifier
Types
- regproc, Object Identifier
Types
- regprocedure, Object Identifier
Types
- regression intercept, Aggregate Functions
- regression slope, Aggregate
Functions
- regression test, Installation
Procedure
- regression tests, Regression
Tests
- regtype, Object Identifier
Types
- regular expression, SIMILAR TO
Regular Expressions, POSIX Regular
Expressions
-
- see also pattern matching
- regular expressions, Previous
PostgreSQL Versions
- reindex, Routine Reindexing,
REINDEX
- reindexdb, reindexdb
- relation, Concepts
- relational database, Concepts
- RELEASE SAVEPOINT, RELEASE
SAVEPOINT
- repeat, String Functions and
Operators
- replace, String Functions and
Operators
- replication, High
Availability, Load Balancing, and Replication
- reporting errors
-
- in PL/PgSQL, Errors
and Messages
- RESET, RESET
- RESTRICT
-
- with DROP, Dependency
Tracking
- foreign key action, Foreign Keys
- RETURN NEXT
-
- in PL/PgSQL, RETURN NEXT and RETURN
QUERY
- RETURN QUERY
-
- in PL/PgSQL, RETURN NEXT and RETURN
QUERY
- RETURNING INTO
-
- in PL/pgSQL, Executing a
Query with a Single-Row Result
- REVOKE, Privileges, REVOKE
- right join, Joined
Tables
- role, Database Roles
-
- applicable, applicable_roles
- enabled, enabled_roles
- membership in, Role
Membership
- privilege to create, Role
Attributes
- ROLLBACK, ROLLBACK
-
- psql, Variables
- ROLLBACK PREPARED, ROLLBACK PREPARED
- ROLLBACK TO SAVEPOINT, ROLLBACK
TO SAVEPOINT
- round, Mathematical Functions and
Operators
- routine maintenance, Routine
Database Maintenance Tasks
- row, Concepts, Row
Constructors, Table Basics
- row estimation
-
- planner, Row Estimation
Examples
- row type, Composite Types
-
- constructor, Row
Constructors
- row-wise comparison, Row
and Array Comparisons
- rpad, String Functions and
Operators
- rtrim, String Functions and
Operators
- rule, The Rule System
-
- and views, Views and the Rule
System
- for DELETE, Rules on INSERT,
UPDATE, and DELETE
- for INSERT, Rules on INSERT,
UPDATE, and DELETE
- for SELECT, How SELECT
Rules Work
- compared with triggers, Rules
versus Triggers
- for UPDATE, Rules on INSERT,
UPDATE, and DELETE
- SAVEPOINT, SAVEPOINT
- savepoints
-
- defining, SAVEPOINT
- releasing, RELEASE
SAVEPOINT
- rolling back, ROLLBACK TO
SAVEPOINT
- scalar
-
- see expression
- schema, Schemas, Overview
-
- creating, Creating a Schema
- current, The Schema
Search Path, System Information
Functions
- public, The
Public Schema
- removing, Creating a Schema
- SCO OpenServer
-
- IPC configuration, Shared Memory and
Semaphores
- search path, The
Schema Search Path
-
- current, System Information
Functions
- search_path, The
Schema Search Path
- search_path configuration parameter, Statement
Behavior
- seg, seg
- SELECT, Querying a Table,
Queries, SELECT
-
- select list, Select
Lists
- SELECT INTO, SELECT INTO
-
- in PL/pgSQL, Executing a
Query with a Single-Row Result
- semaphores, Shared
Memory and Semaphores
- sequence, Sequence
Manipulation Functions
-
- and serial type, Serial Types
- sequential scan, Planner
Method Configuration
- seq_page_cost configuration parameter, Planner
Cost Constants
- serial, Serial
Types
- serial4, Serial
Types
- serial8, Serial
Types
- serializability, Serializable Isolation
versus True Serializability
- server log, Error
Reporting and Logging
-
- log file maintenance, Log
File Maintenance
- server spoofing, Preventing Server
Spoofing
- server_encoding configuration parameter, Preset Options
- server_version configuration parameter, Preset Options
- server_version_num configuration parameter, Preset Options
- session_replication_role configuration parameter, Statement
Behavior
- SET, System Administration
Functions, SET
- SET CONSTRAINTS, SET
CONSTRAINTS
- set difference, Combining
Queries
- set intersection, Combining
Queries
- set operation, Combining
Queries
- set returning functions
-
- functions, Set Returning
Functions
- SET ROLE, SET ROLE
- SET SESSION AUTHORIZATION, SET SESSION
AUTHORIZATION
- SET TRANSACTION, SET
TRANSACTION
- set union, Combining
Queries
- SET XML OPTION, Statement
Behavior
- SETOF, Query Language (SQL)
Functions
-
- see also function
- setseed, Mathematical Functions
and Operators
- setval, Sequence Manipulation
Functions
- setweight, Manipulating
Documents
- set_bit, Binary String
Functions and Operators
- set_byte, Binary String
Functions and Operators
- shared library, Shared
Libraries, Compiling and Linking
Dynamically-Loaded Functions
- shared memory, Shared
Memory and Semaphores
- shared-preload-libraries, Shared Memory and LWLocks
- shared_buffers configuration parameter, Memory
- shared_preload_libraries configuration parameter, Kernel
Resource Usage
- SHMMAX, Shared Memory
and Semaphores
- shobj_description, System
Information Functions
- SHOW, System Administration
Functions, SHOW
- shutdown, Shutting Down the
Server
- SIGHUP, Setting Parameters,
The pg_hba.conf file, Ident Maps
- SIGINT, Shutting Down the
Server
- sign, Mathematical Functions and
Operators
- signal
-
- backend processes, System
Administration Functions
- significant digits, Locale
and Formatting
- SIGQUIT, Shutting Down the
Server
- SIGTERM, Shutting Down the
Server
- silent_mode configuration parameter, When To
Log
- SIMILAR TO, SIMILAR TO
Regular Expressions
- sin, Mathematical Functions and
Operators
- sleep, Delaying
Execution
- sliced bread
-
- see TOAST
- smallint, Integer
Types
- Solaris
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- start script, Starting the Database
Server
- SOME, Aggregate
Functions, Subquery
Expressions, Row and Array
Comparisons
- sorting, Sorting Rows
- SPI, Server Programming Interface
-
- examples, spi
- SPI_connect, SPI_connect
- SPI_copytuple, SPI_copytuple
- SPI_cursor_close, SPI_cursor_close
- SPI_cursor_fetch, SPI_cursor_fetch
- SPI_cursor_find, SPI_cursor_find
- SPI_cursor_move, SPI_cursor_move
- SPI_cursor_open, SPI_cursor_open
- SPI_exec, SPI_exec
- SPI_execp, SPI_execp
- SPI_execute, SPI_execute
- SPI_execute_plan, SPI_execute_plan
- spi_exec_query
-
- in PL/Perl, Database Access from
PL/Perl
- SPI_finish, SPI_finish
- SPI_fname, SPI_fname
- SPI_fnumber, SPI_fnumber
- SPI_freeplan, SPI_freeplan
- SPI_freetuple, SPI_freetuple
- SPI_freetuptable, SPI_freetuptable
- SPI_getargcount, SPI_getargcount
- SPI_getargtypeid, SPI_getargtypeid
- SPI_getbinval, SPI_getbinval
- SPI_getnspname, SPI_getnspname
- SPI_getrelname, SPI_getrelname
- SPI_gettype, SPI_gettype
- SPI_gettypeid, SPI_gettypeid
- SPI_getvalue, SPI_getvalue
- SPI_is_cursor_plan, SPI_is_cursor_plan
- spi_lastoid, Database Access from
PL/Tcl
- SPI_modifytuple, SPI_modifytuple
- SPI_palloc, SPI_palloc
- SPI_pfree, SPI_pfree
- SPI_pop, SPI_pop
- SPI_prepare, SPI_prepare
- SPI_prepare_cursor, SPI_prepare_cursor
- SPI_push, SPI_push
- SPI_repalloc, SPI_repalloc
- SPI_returntuple, SPI_returntuple
- SPI_saveplan, SPI_saveplan
- SPI_scroll_cursor_fetch, SPI_scroll_cursor_fetch
- SPI_scroll_cursor_move, SPI_scroll_cursor_move
- split_part, String Functions
and Operators
- sql_inheritance configuration parameter, Previous
PostgreSQL Versions
- sqrt, Mathematical Functions and
Operators
- ssh, Secure TCP/IP Connections with
SSH Tunnels
- SSL, Secure TCP/IP Connections with
SSL, SSL Support
-
- with libpq, Database Connection
Control Functions, Connection
Status Functions
- ssl configuration parameter,
Security and Authentication
- sslinfo, sslinfo
- ssl_ciphers configuration parameter,
Security and Authentication
- SSPI, SSPI
authentication
- STABLE, Function Volatility
Categories
- standard deviation, Aggregate Functions
-
- population, Aggregate
Functions
- sample, Aggregate
Functions
- standard_conforming_strings configuration parameter, Previous
PostgreSQL Versions
- standby server, Backup and
Restore
- START TRANSACTION, START
TRANSACTION
- statement_timeout configuration parameter, Statement
Behavior
- statement_timestamp, Date/Time Functions and
Operators
- statistics, Aggregate
Functions, The Statistics
Collector
-
- of the planner, Statistics Used by
the Planner, Updating Planner
Statistics
- STONITH, Backup and Restore
- string
-
- see character string
- strings
-
- backslash quotes, Previous
PostgreSQL Versions
- escape warning, Previous
PostgreSQL Versions
- standard conforming, Previous
PostgreSQL Versions
- strip, Manipulating
Documents
- strpos, String Functions and
Operators
- subquery, Aggregate Functions,
Scalar
Subqueries, Subqueries,
Subquery Expressions
- subscript, Subscripts
- substr, String Functions and
Operators
- substring, String Functions and
Operators, Binary String
Functions and Operators, SIMILAR TO
Regular Expressions, POSIX Regular
Expressions
- sum, Aggregate Functions
- superuser, Accessing a
Database, Role
Attributes
- superuser_reserved_connections configuration parameter,
Connection Settings
- synchronize_seqscans configuration parameter, Previous
PostgreSQL Versions
- synchronous commit, Asynchronous Commit
- synchronous_commit configuration parameter, Settings
- syntax
-
- SQL, SQL Syntax
- syslog_facility configuration parameter, Where To
Log
- syslog_identity configuration parameter, Where To
Log
- system catalog
-
- schema, The
System Catalog Schema
- table, Concepts, Table Basics
-
- creating, Table Basics
- inheritance, Inheritance
- modifying, Modifying Tables
- partitioning, Partitioning
- removing, Table Basics
- renaming, Renaming a
Table
- table expression, Table Expressions
- table function, Table
Functions
- tablefunc, tablefunc
- tableoid, System
Columns
- tablespace, Tablespaces
-
- default, Statement
Behavior
- temporary, Statement
Behavior
- tan, Mathematical Functions and
Operators
- target list, The Query Tree
- Tcl, PL/Tcl - Tcl Procedural
Language
- tcp_keepalives_count configuration parameter,
Connection Settings
- tcp_keepalives_idle configuration parameter,
Connection Settings
- tcp_keepalives_interval configuration parameter,
Connection Settings
- template0, Template
Databases
- template1, Creating a
Database, Template
Databases
- temp_buffers configuration parameter, Memory
- temp_tablespaces configuration parameter, Statement
Behavior
- test, Regression Tests
- test_parser, test_parser
- text, Character
Types
- text search, Full Text
Search
-
- data types, Text Search
Types
- functions and operators, Text Search Types
- indexes, GiST and GIN Index
Types
- threads
-
- with libpq, Behavior in Threaded
Programs
- tid, Object Identifier
Types
- time, Date/Time Types,
Times
-
- constants, Special
Values
- current, Current
Date/Time
- output format, Date/Time
Output
-
- see also formatting
- time span, Date/Time
Types
- time with time zone, Date/Time
Types, Times
- time without time zone, Date/Time Types, Times
- time zone, Time Zones,
Locale
and Formatting
-
- conversion, AT TIME
ZONE
- input abbreviations, Date/Time Configuration Files
- time zone data, Installation
Procedure
- time zone names, Locale
and Formatting
- timelines, Backup and Restore
- timeofday, Date/Time
Functions and Operators
- timeout
-
- client authentication,
Security and Authentication
- deadlock, Lock
Management
- timestamp, Date/Time
Types, Time
Stamps
- timestamp with time zone, Date/Time Types, Time Stamps
- timestamp without time zone, Date/Time Types, Time Stamps
- timezone configuration parameter, Locale
and Formatting
- timezone_abbreviations configuration parameter, Locale
and Formatting
- TOAST, TOAST
-
- and user-defined types, User-Defined
Types
- per-column storage settings, Description
- versus large objects, Introduction
- token, Lexical
Structure
- to_ascii, String Functions and
Operators
- to_char, Data Type
Formatting Functions
-
- and locales, Behavior
- to_date, Data Type
Formatting Functions
- to_hex, String Functions and
Operators
- to_number, Data Type
Formatting Functions
- to_timestamp, Data Type
Formatting Functions
- to_tsquery, Parsing
Queries
- to_tsvector, Parsing
Documents
- trace_notify configuration parameter, Developer Options
- trace_sort configuration parameter, Developer Options
- track_activities configuration parameter,
Query and Index Statistics Collector
- track_counts configuration parameter,
Query and Index Statistics Collector
- transaction, Transactions
- transaction ID
-
- wraparound, Preventing
Transaction ID Wraparound Failures
- transaction isolation, Transaction Isolation
- transaction isolation level, Transaction Isolation, Statement
Behavior
-
- read committed, Read Committed Isolation
Level
- serializable, Serializable Isolation
Level
- transaction log
-
- see WAL
- transaction_timestamp, Date/Time Functions and
Operators
- transform_null_equals configuration parameter, Platform
and Client Compatibility
- translate, String Functions and
Operators
- trigger, Pseudo-Types,
Triggers
-
- arguments for trigger functions, Overview of Trigger Behavior
- for updating a derived tsvector column, Triggers for
Automatic Updates
- in C, Writing Trigger
Functions in C
- in PL/pgSQL, Trigger
Procedures
- in PL/Python, Trigger
Functions
- in PL/Tcl, Trigger Procedures in
PL/Tcl
- compared with rules, Rules versus
Triggers
- trim, String Functions and
Operators
- Tru64 UNIX
-
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- true, Boolean Type
- trunc, Mathematical Functions and
Operators
- TRUNCATE, TRUNCATE
- trusted
-
- PL/Perl, Trusted and Untrusted
PL/Perl
- tsearch2, tsearch2
- tsquery (data type), tsquery
- tsvector (data type), tsvector
- tsvector concatenation, Manipulating
Documents
- ts_debug, Configuration
Testing
- ts_headline, Highlighting
Results
- ts_lexize, Dictionary
Testing
- ts_parse, Parser
Testing
- ts_rank, Ranking Search
Results
- ts_rank_cd, Ranking Search
Results
- ts_rewrite, Query
Rewriting
- ts_stat, Gathering Document
Statistics
- ts_token_type, Parser
Testing
- txid_current, System Information
Functions
- txid_current_snapshot, System
Information Functions
- txid_snapshot_xip, System
Information Functions
- txid_snapshot_xmax, System
Information Functions
- txid_snapshot_xmin, System
Information Functions
- txid_visible_in_snapshot, System
Information Functions
- type
-
- see data type
- polymorphic, Polymorphic
Types
- type cast, Numeric
Constants, Type Casts
- UNION, Combining Queries
-
- determination of result type, UNION, CASE, and Related
Constructs
- unique constraint, Unique Constraints
- Unix domain socket, Database
Connection Control Functions
- UnixWare
-
- IPC configuration, Shared Memory and
Semaphores
- shared library, Compiling and
Linking Dynamically-Loaded Functions
- unix_socket_directory configuration parameter,
Connection Settings
- unix_socket_group configuration parameter,
Connection Settings
- unix_socket_permissions configuration parameter,
Connection Settings
- UNLISTEN, UNLISTEN
- unqualified name, The Schema Search Path
- UPDATE, Updates, Updating Data, UPDATE
- update_process_title configuration parameter,
Query and Index Statistics Collector
- updating, Updating Data
- upgrading, Upgrading,
Migration Between Releases
- upper, String Functions and
Operators
-
- and locales, Behavior
- user, Database Roles
-
- current, System Information
Functions
- UUID, UUID Type, Installation Procedure
- uuid-ossp, uuid-ossp
- vacuum, Routine Vacuuming,
VACUUM
- vacuumdb, vacuumdb
- vacuumlo, vacuumlo
- vacuum_cost_delay configuration parameter, Cost-Based
Vacuum Delay
- vacuum_cost_limit configuration parameter, Cost-Based
Vacuum Delay
- vacuum_cost_page_dirty configuration parameter, Cost-Based
Vacuum Delay
- vacuum_cost_page_hit configuration parameter, Cost-Based
Vacuum Delay
- vacuum_cost_page_miss configuration parameter, Cost-Based
Vacuum Delay
- vacuum_freeze_min_age configuration parameter, Statement
Behavior
- value expression, Value
Expressions
- VALUES, VALUES Lists,
VALUES
-
- determination of result type, UNION, CASE, and Related
Constructs
- varchar, Character
Types
- variance, Aggregate
Functions
-
- population, Aggregate
Functions
- sample, Aggregate
Functions
- version, Accessing a
Database, System Information
Functions
-
- compatibility, Migration Between
Releases
- view, Views
-
- implementation through rules, Views
and the Rule System
- updating, Cooperation with
Views
- void, Pseudo-Types
- VOLATILE, Function Volatility
Categories
- volatility
-
- functions, Function Volatility
Categories
- WAL, Reliability and the Write-Ahead
Log
- wal_buffers configuration parameter, Settings
- wal_debug configuration parameter, Developer Options
- wal_sync_method configuration parameter, Settings
- wal_writer_delay configuration parameter, Settings
- warm standby, Backup and Restore
- WHERE, The WHERE
Clause
- where to log, Where To
Log
- WHILE
-
- in PL/pgSQL, WHILE
- width, Geometric Functions
and Operators
- width_bucket, Mathematical
Functions and Operators
- witness server, Backup and
Restore
- work_mem configuration parameter, Memory
- xid, Object Identifier
Types
- xmax, System Columns
- xmin, System Columns
- XML, XML Type
- XML export, Mapping Tables to
XML
- XML option, Creating XML
Values, Statement
Behavior
- xml2, xml2
- xmlagg, xmlagg
- xmlbinary configuration parameter, Statement
Behavior
- xmlcomment, xmlcomment
- xmlconcat, xmlconcat
- xmlelement, xmlelement
- xmlforest, xmlforest
- xmloption configuration parameter, Statement
Behavior
- xmlparse, Creating XML
Values
- xmlpi, xmlpi
- xmlroot, xmlroot
- xmlserialize, Creating XML
Values
- XPath, Processing
XML
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