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doc-exports/docs/dws/dev/dws_06_0282.html
Lu, Huayi ef0ada5a59 DWS DEV 20240716 version 
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com>
Co-authored-by: Lu, Huayi <luhuayi@huawei.com>
Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
2024-11-02 09:07:47 +00:00

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DROP EXCEPT RULE

Function

This syntax deletes a specified exception rule set.

Precautions

Only the system administrator can perform the DROP EXCEPT RULE operation.

Syntax

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DROP EXCEPT RULE [ IF EXISTS ] 
    rule_name ;

Parameter Description

  • IF EXISTS

    Sends a notice instead of an error if the specified exception rule set does not exist.

  • rule_name

    Indicates the name of the exception rule set.

    Value range: a string of 1 to 64 characters. It must comply with the naming convention.

Examples

Remove the rule set named except_rule1:

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DROP EXCEPT RULE except_rule1;

Remove the rule set named except_rule2 if it exists:

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DROP EXCEPT RULE IF EXISTS except_rule2;

Helpful Links

ALTER EXCEPT RULE, CREATE EXCEPT RULE

Parent topic: DDL Syntax