sql命令帮助查看
最近更新时间: 2024-06-12 15:06:00
postgres=# \h
Available help:
ABORT ALTER USER CREATE ROLE DROP INDEX LOCK
ALTER AGGREGATE ALTER USER MAPPING CREATE RULE DROP LANGUAGE MOVE
ALTER COLLATION ALTER VIEW CREATE SCHEMA DROP MATERIALIZED VIEW NOTIFY
。。。
postgres=# \h begin;
Command: BEGIN
Description: start a transaction block
Syntax:
BEGIN [ WORK | TRANSACTION ] [ transaction_mode [, ...] ]
where transaction_mode is one of:
ISOLATION LEVEL { SERIALIZABLE | REPEATABLE READ | READ COMMITTED | READ UNCOMMITTED }
READ WRITE | READ ONLY
[ NOT ] DEFERRABLE
postgres=#