如何为SQL Server 2005实例中的所有数据库创建DDL触发器
-
09-09-2019 - |
题
我将为 SQL Server 实例中的所有数据库创建一个 DDL 触发器。我想在一次运行中完成此操作,而不是为每个数据库运行多次。
下面是我需要执行的两个 T-SQL 语句:
-- Create table
use <dbname>
GO
CREATE TABLE dbo.ChangeAttempt
(EventData xml NOT NULL,
AttemptDate datetime NOT NULL DEFAULT GETDATE(),
DBUser char(50) NOT NULL)
GO
-- Create DDL trigger
use <dbname>
GO
CREATE TRIGGER db_trg_ObjectChanges
ON DATABASE
FOR ALTER_PROCEDURE, DROP_PROCEDURE,
ALTER_INDEX, DROP_INDEX,
ALTER_TABLE, DROP_TABLE, ALTER_TRIGGER, DROP_TRIGGER,
ALTER_VIEW, DROP_VIEW, ALTER_SCHEMA, DROP_SCHEMA,
ALTER_ROLE, DROP_ROLE, ALTER_USER, DROP_USER
AS
SET NOCOUNT ON
INSERT dbo.ChangeAttempt
(EventData, DBUser)
VALUES (EVENTDATA(), USER)
GO
我的问题是:如何以编程方式在一次运行中创建 DDL 触发器?
解决方案
为什么你需要跑一趟?这是唯一的方法。
Msg 111, Level 15, State 1, Line 2
'CREATE TRIGGER' must be the first statement in a query batch.
运行由此生成的输出:
DECLARE @DatabaseName varchar(500)
DECLARE @Database_id int
DECLARE @Query varchar(8000)
DECLARE @CRLF char(2)
SET @CRLF=CHAR(13)+CHAR(10)
---MODIFY THIS TO INCLUDE THE DATABASES THAT YOU WANT TO WORk ON
---MODIFY THIS TO INCLUDE THE DATABASES THAT YOU WANT TO WORk ON
select @Database_id=MIN(database_id) from sys.databases where database_id IN (5,7,8,6)
WHILE @Database_id IS NOT NULL
BEGIN
SELECT @DatabaseName=name from sys.databases where database_id=@Database_id
SET @Query='-- Create table'+@CRLF+@CRLF
+'use '+@DatabaseName+@CRLF
+' GO'+@CRLF
+' CREATE TABLE dbo.ChangeAttempt'+@CRLF
+' (EventData xml NOT NULL,'+@CRLF
+' AttemptDate datetime NOT NULL DEFAULT GETDATE(),'+@CRLF
+' DBUser char(50) NOT NULL)'+@CRLF
+'GO'+@CRLF+@CRLF
+'-- Create DDL trigger '+@CRLF+@CRLF
+'use '+@DatabaseName+@CRLF
+'GO'+@CRLF
+'CREATE TRIGGER db_trg_ObjectChanges'+@CRLF
+'ON DATABASE'+@CRLF
+'FOR ALTER_PROCEDURE, DROP_PROCEDURE,'+@CRLF
+' ALTER_INDEX, DROP_INDEX,'+@CRLF
+' ALTER_TABLE, DROP_TABLE, ALTER_TRIGGER, DROP_TRIGGER,'+@CRLF
+' ALTER_VIEW, DROP_VIEW, ALTER_SCHEMA, DROP_SCHEMA,'+@CRLF
+' ALTER_ROLE, DROP_ROLE, ALTER_USER, DROP_USER'+@CRLF
+'AS'+@CRLF
+'SET NOCOUNT ON'+@CRLF
+'INSERT dbo.ChangeAttempt'+@CRLF
+'(EventData, DBUser)'+@CRLF
+'VALUES (EVENTDATA(), USER)'+@CRLF
+'GO'+@CRLF
PRINT @Query
---MODIFY THIS TO INCLUDE THE DATABASES THAT YOU WANT TO WORk ON
---MODIFY THIS TO INCLUDE THE DATABASES THAT YOU WANT TO WORk ON
select @Database_id=MIN(database_id) from sys.databases WHERE database_id IN (5,7,8,6) AND database_id>@Database_id
END
编辑
要确定为其生成脚本的数据库,请执行以下操作:
运行此查询:
从 sys.databases 中选择数据库 ID、名称
找到您想要运行脚本的所有数据库
改变我上面的脚本 在两个地方 (在循环之前和循环底部)因此您想要的所有database_id都在以下代码部分中:
WHERE 数据库 ID IN (AAA,BBB,CCC,DDD,....)
其他提示
您可以使用sp_MSforeachdb。
像这样
sp_MSforeachdb
'
CREATE TABLE ?.dbo.ChangeAttempt
etc. etc. etc.
'
sp_MSforeachdb
'
CREATE TRIGGER ?.dbo.db_trg_ObjectChanges
etc. etc. etc.
'
我没有测试过这一点,在理论上我希望它的工作,虽然。你要确保你排除系统数据库,但。
不隶属于 StackOverflow