include/master-slave.inc
[connection master]
connection master;
CREATE ROLE role_1;
connection slave;
SELECT User FROM mysql.user WHERE is_role='Y' ORDER BY User;
User
role_1
connection master;
CREATE ROLE IFNOT EXISTS role_1;
Warnings:
Note 1975 Can't create role 'role_1'; it already exists
CREATE ROLE IFNOT EXISTS role_2;
connection slave;
SELECT User FROM mysql.user WHERE is_role='Y' ORDER BY User;
User
role_1
role_2
connection master;
CREATE ORREPLACE ROLE IFNOT EXISTS role_3; ERROR HY000: Incorrect usage of ORREPLACEandIFNOT EXISTS
CREATE ORREPLACE ROLE role_3;
CREATE ORREPLACE ROLE role_2;
connection slave;
SELECT User FROM mysql.user WHERE is_role='Y' ORDER BY User;
User
role_1
role_2
role_3
connection master;
CREATE ROLE role_2; ERROR HY000: Operation CREATE ROLE failed for 'role_2'
connection slave;
SELECT User FROM mysql.user WHERE is_role='Y' ORDER BY User;
User
role_1
role_2
role_3
connection master;
DROP ROLE role_1;
DROP ROLE IF EXISTS role_2;
DROP ROLE IF EXISTS role_3;
DROP ROLE IF EXISTS role_4;
Warnings:
Note 1976 Can't drop role 'role_4'; it doesn't exist
DROP ROLE role_4; ERROR HY000: Operation DROP ROLE failed for 'role_4'
connection slave;
SELECT User FROM mysql.user WHERE is_role='Y' ORDER BY User;
User
include/rpl_end.inc
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-10)
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