• 如何快速删除DiscuzNT论坛数据表和存储过程


     公司的一个客户要求把DiscuzNT从现有网站删除(数据和页面),页面简单,FTP连接上去删除就可以了,数据表的删除就有点纠结了:我的DNT论坛是和现有的网站系统共用的一个数据库。本来想一个一个删除的,打开数据库一看那么多的表和存储过程,就放弃这种笨办法了,于是决定用SQL语句来搞定。代码如下:

    -----------------------------删除数据表---------------------

    DECLARE @au_lname VARCHAR(40),@SQLString NVARCHAR(500)

    DECLARE tb CURSOR FOR
    SELECT name FROM sysobjects WHERE xtype='U'  and name like 'dnt%'

    OPEN tb

    -- Perform the FIRST FETCH.
    FETCH NEXT FROM tb INTO @au_lname

    -- CHECK @@FETCH_STATUS TO see IF there ARE ANY more ROWS TO FETCH.
    WHILE @@FETCH_STATUS = 0
    BEGIN
    -- This IS executed AS long AS the previous FETCH succeeds.
    FETCH NEXT FROM tb INTO @au_lname

    SET @SQLString='DROP TABLE '+ @au_lname
    EXEC sp_executesql @SQLString
    --DROP TABLE @au_lname


    END

    CLOSE tb
    DEALLOCATE tb

    GO

    -----------------------------删除存储过程---------------------
    DECLARE @au_lname VARCHAR(40),@SQLString NVARCHAR(500)

    DECLARE tb CURSOR FOR
    SELECT name FROM sysobjects WHERE xtype='p'  and name like 'dnt%'

    OPEN tb

    -- Perform the FIRST FETCH.
    FETCH NEXT FROM tb INTO @au_lname

    -- CHECK @@FETCH_STATUS TO see IF there ARE ANY more ROWS TO FETCH.
    WHILE @@FETCH_STATUS = 0
    BEGIN
    -- This IS executed AS long AS the previous FETCH succeeds.
    FETCH NEXT FROM tb INTO @au_lname

    SET @SQLString='DROP PROCEDURE '+ @au_lname
    EXEC sp_executesql @SQLString
    --DROP TABLE @au_lname


    END

    CLOSE tb
    DEALLOCATE tb

    GO

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  • 原文地址:https://www.cnblogs.com/duguqing40/p/1981456.html
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