DROP BLOCK RULE

Function

Delete a query filtering rule.

This syntax is supported only by clusters of 9.1.0.100 and later versions.

Precautions

Only a user with the database owner permission or the gs_role_block role permission can run the DROP BLOCK RULE command. A system administrator has this permission by default.

Syntax

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DROP BLOCK RULE [ IF EXISTS ] block_name;

Parameter Description

• IF EXISTS

  Sends a notice instead of an error if the specified query filtering rule does not exist.

• block_name

  Name of the query filtering rule to be deleted.

  Value range: a string, which indicates the name of an existing query filtering rule.

Example

Delete a query filtering rule named query_block.

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DROP BLOCK RULE query_block;
DROP BLOCK RULE IF EXISTS query_block;