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ALTER AUDIT POLICY

Function

ALTER AUDIT POLICY modifies the unified audit policy.

Precautions

  • Only user poladmin, user sysadmin, or the initial user can perform this operation.
  • The unified audit policy takes effect only after enable_security_policy is set to on. For details, see “Database Configuration > Database Security Management Policies > Unified Auditing” in the Security Hardening Guide.

Syntax

ALTER AUDIT POLICY [ IF EXISTS ] policy_name { ADD | REMOVE } { [ privilege_audit_clause ] [ access_audit_clause ] };
ALTER AUDIT POLICY [ IF EXISTS ] policy_name MODIFY ( filter_group_clause );
ALTER AUDIT POLICY [ IF EXISTS ] policy_name DROP FILTER; 
ALTER AUDIT POLICY [ IF EXISTS ] policy_name COMMENTS policy_comments;
ALTER AUDIT POLICY [ IF EXISTS ] policy_name { ENABLE | DISABLE };
  • privilege_audit_clause

    PRIVILEGES { DDL | ALL }
  • access_audit_clause

    ACCESS { DML | ALL }
  • filter_group_clause

    FILTER ON { ( FILTER_TYPE ( filter_value [, ... ] ) ) [, ... ] }

Parameter Description

  • policy_name

    Specifies the audit policy name, which must be unique.

    Value range: a string. It must comply with the naming convention.

  • DDL

    Specifies the operations that are audited within the database: CREATE, ALTER, DROP, ANALYZE, COMMENT, GRANT, REVOKE, SET, SHOW, LOGIN_ANY, LOGIN_FAILURE, LOGIN_SUCCESS, and LOGOUT.

  • ALL

    Indicates all operations supported by the specified DDL statements in the database.

  • DML

    Specifies the operations that are audited within the database: SELECT, COPY, DEALLOCATE, DELETE, EXECUTE, INSERT, PREPARE, REINDEX, TRUNCATE, and UPDATE.

  • FILTER_TYPE

    Specifies the types of information to be filtered by the audit: IP, ROLES, and APP.

  • filter_value

    Indicates the detailed information to be filtered.

  • policy_comments

    Records description information of audit policies.

  • ENABLE|DISABLE

    Enables or disables the unified audit policy. If ENABLE|DISABLE is not specified, ENABLE is used by default.

Examples

See Examples in CREATE AUDIT POLICY.