DROP SHADOW RULE

Description

The DROP SHADOW RULE syntax is used to drop shadow rule for specified database

Syntax

Grammar Railroad diagram

  1. DropShadowRule ::=
  2.   'DROP' 'SHADOW' 'RULE' ifExists? shadowRuleName ('FROM' databaseName)?
  4. ifExists ::=
  5.   'IF' 'EXISTS'
  7. shadowRuleName ::=
  8.   identifier
  10. databaseName ::=
  11.   identifier

Supplement

  • When databaseName is not specified, the default is the currently used DATABASE. If DATABASE is not used, No database selected will be prompted;
  • ifExists clause is used for avoid Shadow rule not exists error.

Example

  • Drop shadow rule for specified database
  1. DROP SHADOW RULE shadow_rule FROM shadow_db;
  • Drop shadow rule for current database
  1. DROP SHADOW RULE shadow_rule;
  • Drop shadow rule with ifExists clause
  1. DROP SHADOW RULE IF EXISTS shadow_rule;

Reserved word

DROP, SHODOW, RULE, FROM