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Tim

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SQL commands (USEFUL FOR PROGRAMMERS)

ABORT — abort the current transaction

ALTER DATABASE — change a database

ALTER GROUP — add users to a group or remove users from a group

ALTER TABLE — change the definition of a table

ALTER TRIGGER — change the definition of a trigger

ALTER USER — change a database user account

ANALYZE — collect statistics about a database

BEGIN — start a transaction block

CHECKPOINT — force a transaction log checkpoint

CLOSE — close a cursor

CLUSTER — cluster a table according to an index

COMMENT — define or change the comment of an object

COMMIT — commit the current transaction

COPY — copy data between files and tables

CREATE AGGREGATE — define a new aggregate function

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CREATE CAST — define a user-defined cast

CREATE CONSTRAINT TRIGGER — define a new constraint trigger

CREATE CONVERSION — define a user-defined conversion

CREATE DATABASE — create a new database

CREATE DOMAIN — define a new domain

CREATE FUNCTION — define a new function

CREATE GROUP — define a new user group

CREATE INDEX — define a new index

CREATE LANGUAGE — define a new procedural language

CREATE OPERATOR — define a new operator

CREATE OPERATOR CLASS — define a new operator class for indexes

CREATE RULE — define a new rewrite rule

CREATE SCHEMA — define a new schema

CREATE SEQUENCE — define a new sequence generator

CREATE TABLE — define a new table

CREATE TABLE AS — create a new table from the results of a query

CREATE TRIGGER — define a new trigger

CREATE TYPE — define a new data type

CREATE USER — define a new database user account

CREATE VIEW — define a new view

DEALLOCATE — remove a prepared query

DECLARE — define a cursor

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DELETE — delete rows of a table

DROP AGGREGATE — remove a user-defined aggregate function

DROP CAST — remove a user-defined cast

DROP CONVERSION — remove a user-defined conversion

DROP DATABASE — remove a database

DROP DOMAIN — remove a user-defined domain

DROP FUNCTION — remove a user-defined function

DROP GROUP — remove a user group

DROP INDEX — remove an index

DROP LANGUAGE — remove a user-defined procedural language

DROP OPERATOR — remove a user-defined operator

DROP OPERATOR CLASS — remove a user-defined operator class

DROP RULE — remove a rewrite rule

DROP SCHEMA — remove a schema

DROP SEQUENCE — remove a sequence

DROP TABLE — remove a table

DROP TRIGGER — remove a trigger

DROP TYPE — remove a user-defined data type

DROP USER — remove a database user account

DROP VIEW — remove a view

END — commit the current transaction

EXECUTE — execute a prepared query

EXPLAIN — show the execution plan of a statement

FETCH — retrieve rows from a table using a cursor

GRANT — define access privileges

INSERT — create new rows in a table

LISTEN — listen for a notification

LOAD — load or reload a shared library file

LOCK — explicitly lock a table

MOVE — position a cursor on a specified row of a table

NOTIFY — generate a notification

PREPARE — create a prepared query

REINDEX — rebuild corrupted indexes

RESET — restore the value of a run-time parameter to a default value

REVOKE — remove access privileges

ROLLBACK — abort the current transaction

SELECT — retrieve rows from a table or view

SELECT INTO — create a new table from the results of a query

SET — change a run-time parameter

SET CONSTRAINTS — set the constraint mode of the current transaction

SET SESSION AUTHORIZATION — set the session user identifier and the current user identifier of the current session

SET TRANSACTION — set the characteristicsof the current transaction

SHOW — show the value of a run-time parameter

START TRANSACTION — start a transaction block

TRUNCATE — empty a table

UNLISTEN — stop listening for a notification

UPDATE — update rows of a table

VACUUM — garbage-collectand optionally analyze a database

SQL commands (USEFUL FOR PROGRAMMERS)

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