if (!stmt->role): 如果没有指定角色,表示这是 ALTER DATABASE 操作。 pg_database_ownercheck(...): 检查当前用户是否为数据库的所有者。 aclcheck_error(...): 如果不是所有者,返回权限检查错误。if (!stmt->role && !stmt->database) { /* Must be superuser to alter settings globally. */ ...
Run the “\dt” command followed by the table name to check the owner of a specific table”: \dt emp_data; The above snippet shows that the owner of the “emp_data” table is “postgres”. Suppose we want to change the owner of the “emp_data” table from “postgres” to “cp_u...
To execute the ALTER TRIGGER statement, you must be the owner of the table to which the trigger belongs. PostgreSQL ALTER TRIGGER example First, create a new table called employees: DROP TABLE IF EXISTS employees; CREATE TABLE employees( employee_id INT GENERATED ALWAYS AS IDENTITY, first_name...
ALTER TABLE [ OFFLINE | [ ONLINE [ WITH ( { online_parameter = value } [, ... ] ) ] ] ] [ IF EXISTS ] { table_name [*] | ONLY table_name | ONLY ( table_name ) } action [, ... ]; ALTER TABLE [ OFFLINE | [ ONLINE [ WITH ( { online_parameter = value } [, ... ...
The administrator does not have the permission to change the owner of the table object of anINDEPENDENTuser. The administrator does not have the permission to remove theINDEPENDENTattribute of anINDEPENDENTuser. The administrator does not have the permission to change the database password of anINDEP...
loopexecuteformat('alter table %I.%I %s trigger all', nsp,r.relname, act);endloop;end; $BODY$LANGUAGEplpgsql VOLATILE COST100;ALTERFUNCTIONdisable_triggers(boolean,charactervarying) OWNERTOpostgres;theni simply do aselectqueryforeveryschema :SELECTdisable_triggers(true,'public');SELECTdisable_trigg...
例如,value的password可能使用常量表达式secret('secrets.r.us', 'postgresPassword'),而不是输入文本密码。 示例 SQL复制 >ALTERCONNECTIONmysql_connectionSETOWNERTO`alf@melmak.et`; >ALTERCONNECTIONmysql_connectionRENAMETO`other_mysql_connection`; >ALTERCONNECTIONmysql_connection OPTIONS (host'newmysqlhost.us...
A superuser has permission to create a trigger on any user's table but a user can create a trigger only on the table they own. However, when the ownership of a table is changed, the ownership of the trigger's implicit objects is updated when they are matched with a table owner owning...
If the table is indexed, the index is created on the new partition. To use theALTER TABLE... SPLIT PARTITIONcommand, you must be the table owner or have superuser or administrative privileges. Parameters table_name The name (optionally...
Change the owner of the database Change the default tablespace of a database Change the session default for a run-time configuration variable for a database 1) Changing attributes of a database To change the attributes of a database, you use the following form of the ALTER TABLE statement:...