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MSSQL監(jiān)控數(shù)據(jù)庫的DDL操作(創(chuàng)建,修改,刪除存儲過程,創(chuàng)建,修

2024-08-31 00:45:07
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前言: 有時候,一個數(shù)據(jù)庫有多個帳號,包括數(shù)據(jù)庫管理員,開發(fā)人員,運維支撐人員等,可能有很多帳號都有比較大的權(quán)限,例如DDL操作權(quán)限(創(chuàng)建,修改,刪除存儲過程,創(chuàng)建,修改,刪除表等),賬戶多了,管理起來就會相當(dāng)麻煩,容易產(chǎn)生混亂,如果數(shù)據(jù)庫管理員不監(jiān)控數(shù)據(jù)庫架構(gòu)變更的話,就不知道誰對數(shù)據(jù)庫架構(gòu)做了啥改動(此處改動僅僅只DDL操作),尤其有時候,有些開發(fā)人員可能不按規(guī)章制度辦事,繞過或忘了通知發(fā)布人員或DBA,直接去生產(chǎn)機做一些DDL操作,那么我們就需要對數(shù)據(jù)庫架構(gòu)某些更改的事件進行監(jiān)控,如果能夠監(jiān)控并留下證據(jù),這樣既可以讓DBA或相關(guān)管理人員知曉這些變更,有效管理數(shù)據(jù)庫,也可以避免出現(xiàn)問題,出現(xiàn)扯皮現(xiàn)象,最后DBA成了背黑鍋的。

下面就是一個解決上述問題的方案,我們通過創(chuàng)建一個表DatabaseLog和DDL觸發(fā)器來解決問題,首先在msdb數(shù)據(jù)庫里面新建一個表DatabaseLog,用來保存DDL觸發(fā)器獲取的信息。其中DDL觸發(fā)器主要通過EVENTDATA()函數(shù)返回有關(guān)服務(wù)器或數(shù)據(jù)庫事件的信息。

復(fù)制代碼 代碼如下:


USE msdb;
GO
CREATE TABLE [dbo].[DatabaseLog]
(
    [DatabaseLogID]   [int]    IDENTITY(1,1) NOT NULL,
    [PostTime]        [datetime] NOT NULL,
    [DatabaseUser]    [sysname] COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL,
    [LoginName]       [sysname] COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
    [ClientHost]      [sysname] COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
    [Event]           [sysname] COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL,
    [Schema]          [sysname] COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
    [Object]          [sysname] COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
    [TSQL]            [nvarchar](max) COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL,
    [XmlEvent]        [xml] NOT NULL,
CONSTRAINT [PK_DatabaseLog_DatabaseLogID] PRIMARY KEY NONCLUSTERED
(
    [DatabaseLogID] ASC
  )WITH (PAD_INDEX= OFF, IGNORE_DUP_KEY = OFF) ON [PRIMARY]
) ON [PRIMARY]
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'Primary key for DatabaseLog records.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'DatabaseLogID'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The date and time the DDL change occurred.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'PostTime'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The user who implemented the DDL change.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'DatabaseUser'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The login which implemented the DDL change.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'LoginName'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The client machine on which implemented the DDL change.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'ClientHost'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The type of DDL statement that was executed.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'Event'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The schema to which the changed object belongs.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'Schema'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The object that was changed by the DDL statment.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'Object'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The exact Transact-SQL statement that was executed.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'TSQL'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'The raw XML data generated by database trigger.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'COLUMN',@level2name=N'XmlEvent'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'Audit table tracking all DDL changes made to the database. Data is captured by the database trigger ddlDatabaseTriggerLog.' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog'
GO
EXEC sys.sp_addextendedproperty@name=N'MS_Description', @value=N'Primary key (nonclustered) constraint' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'DatabaseLog', @level2type=N'CONSTRAINT',@level2name=N'PK_DatabaseLog_DatabaseLogID'
GO

例如,我要監(jiān)控數(shù)據(jù)庫MyAssistant的DDL操作,那么我們首先在“數(shù)據(jù)庫郵件”里面創(chuàng)建一個配置名為“ DataBase_DDL_Event”的配置文件(profile name),這個就不多講了,不知道配置的,自己先練練手把,假如我需要讓數(shù)據(jù)庫把監(jiān)控到DDL操作變動相信信息發(fā)送到我的郵箱 *****@***.com(用你自己的郵箱替代),那么只需要修改下面代碼的郵箱和profile_name即可。

復(fù)制代碼 代碼如下:

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