syntaxsql -- SQL Server Syntax-- Trigger on an INSERT, UPDATE, or DELETE statement to a table or view (DML Trigger)CREATE[ORALTER]TRIGGER[schema_name. ]trigger_nameON{ table | view } [WITH<dml_trigger_option>[ ,...n ] ] {FOR|AFTER|INSTEADOF} { [INSERT] [ , ] [UPDATE] [ ,...
syntaxsql -- SQL Server Syntax-- Trigger on an INSERT, UPDATE, or DELETE statement to a table or view (DML Trigger)CREATE[ORALTER]TRIGGER[schema_name. ]trigger_nameON{ table | view } [WITH<dml_trigger_option>[ ,...n ] ] {FOR|AFTER|INSTEADOF} { [INSERT] [ , ] [UPDATE] [ ,...
Recursive Triggers Examples See Also Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Both DML and DDL triggers are nested when a trigger performs an action that initiates another trigger. These actions can initiate other triggers, and so on. DML and DDL triggers can be...
The MS SQL Server Create Trigger Tool allows users to create triggers for a database. The following example is output for MS SQL Server. CREATE TRIGGER dbo.test_trigger ON -- table_name -- WITH ENCRYPTION FOR -- DELETE, INSERT, UPDATE -- WITH APPEND -- NOT FOR REPLICATION AS -- ...
如需詳細資訊,請參閱 CREATE TRIGGER。 FOREIGN KEY 條件約束可以參考相同資料表中的另一個資料行。 這稱為自我參考。 資料行層級 FOREIGN KEY 條件約束的 REFERENCES 子句只能列出一個參考資料行。 這個資料行必須有定義了條件約束的資料行之相同資料類型。 資料表層級 FOREIGN KEY 條件約束的 REFERENCES 子句,必須...
百度试题 结果1 题目在SQL Server中,可以使用( ) A. Create Trigger B. Install Procedure Create Procedure D. Create View 相关知识点: 试题来源: 解析 C 反馈 收藏
设在SQL Server 2008中有如下定义触发器[1]的语句: CREATE TRIGGER tri ON T1 INSTEAD OF INSERT AS…… 下列关于该触发器执行机制的说法,正确的是( )。 A. 当在T1表上执行INSERT操作时,先执行INSERT操作,然后再执行tri触发器 B. 当在T1表上执行INSERT操作时,只执行tri触发器,而不实际执行INSERT操作 C. ...
DELETE (Transact-SQL) DENSE_RANK (Transact-SQL) DENY (Transact-SQL) DIFFERENCE (Transact-SQL) DISABLE TRIGGER (Transact-SQL) DROP 语句 (Transact-SQL) ELSE (IF...ELSE) (Transact-SQL) ENABLE TRIGGER (Transact-SQL) ENCRYPTBYASYMKEY (Transact-SQL) ...
CREATE TRIGGER trigger_name ON { ALL SERVER | DATABASE } [ WITH <ddl_trigger_option> [ ,...n ] ] { FOR | AFTER } { event_type | event_group } [ ,...n ] AS { sql_statement [ ; ] [ ,...n ] | EXTERNAL NAME < method specifier > [ ; ] } ...
TABLE (SQL Graph) TABLE IDENTITY (Property) TRIGGER TYPE USER VIEW WORKLOAD GROUP XML INDEX XML INDEX (Selective XML Indexes) XML SCHEMA COLLECTION Collations DROP Permissions Service Broker SET xQuery Download PDF Learn SQL SQL Server Save Add to Collections Add to plan Share via Facebook x...