DROP READWRITE_SPLITTING RULE

描述

DROP READWRITE_SPLITTING RULE 语法用于从当前逻辑库中删除读写分离规则。

语法定义

DropReadwriteSplittingRule ::=
  'DROP' 'READWRITE_SPLITTING' 'RULE' ifExists? ruleName (',' ruleName)*

ifExists ::=
  'IF' 'EXISTS'

ruleName ::=
  identifier

补充说明

• ifExists 子句用于避免 Readwrite-splitting rule not exists 错误。

示例

• 删除读写分离规则

DROP READWRITE_SPLITTING RULE ms_group_1;

• 删除多个读写分离规则

DROP READWRITE_SPLITTING RULE ms_group_1, ms_group_2;

• 使用 ifExists 子句删除读写分离规则

DROP READWRITE_SPLITTING RULE IF EXISTS ms_group_1;

保留字

DROP、READWRITE_SPLITTING、RULE、IF、EXISTS

相关链接

• 保留字