github.com/matrixorigin/matrixone@v1.2.0/test/distributed/cases/zz_accesscontrol/alter_account_prepare.result (about) 1 drop account if exists test; 2 create account test ADMIN_NAME 'admin' IDENTIFIED BY '111'; 3 PREPARE alter_ac_1 FROM alter account ? admin_name= ? IDENTIFIED BY ?; 4 set @a_var = 'test'; 5 set @b_var = 'admin'; 6 set @c_var = '222'; 7 EXECUTE alter_ac_1 USING @a_var, @b_var, @c_var; 8 DEALLOCATE PREPARE alter_ac_1; 9 select 1; 10 1 11 1 12 PREPARE alter_ac_2 FROM "alter account ? admin_name 'admin' IDENTIFIED BY ?"; 13 set @a_var = 'test'; 14 set @c_var = '333'; 15 EXECUTE alter_ac_2 USING @a_var, @c_var; 16 DEALLOCATE PREPARE alter_ac_2; 17 select 1; 18 1 19 1 20 PREPARE alter_ac_3 FROM "alter account test admin_name 'admin' IDENTIFIED BY ?"; 21 set @c_var = '444'; 22 EXECUTE alter_ac_3 USING @c_var; 23 DEALLOCATE PREPARE alter_ac_3; 24 select 1; 25 1 26 1 27 drop account if exists test;