Retro Eye care Haitian Deep Dark Default

CLEAR HINT

Description

The CLEAR HINT syntax is used to clear hint settings for current connection.

Syntax

ClearHint ::=
  'CLEAR' ('SHARDING' | 'READWRITE_SPLITTING')? 'HINT' 

Supplement

  • When SHARDING/READWRITE_SPLITTING is not specified, the default is clear all hint settings.

Example

  • Clear hint settings of sharding
CLEAR SHARDING HINT;
  • Clear hint settings of readwrite splitting
CLEAR READWRITE_SPLITTING HINT;
  • Clear all hint settings
CLEAR HINT;

Reserved word

CLEAR, SHARDING, READWRITE_SPLITTING, HINT