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  • MSSQL 导出sql数据语句

      功能使用,导出mssql数据库表中的数据,以insert 语句的格式,方便数据转移

    create PROCEDURE [dbo].[outputdata]

    @tableName Varchar(100)--表名
    AS
    DECLARE @IsIdentity INT
    DECLARE @columnName VARCHAR(100)--列名
    DECLARE @TypeName VARCHAR(100)--数据类型
    DECLARE @columns VARCHAR(8000)--
    DECLARE @columnsAndhead VARCHAR(8000)--

    SET @columnsAndhead = 'INSERT INTO '+@tableName+'(['
    SET @columns = ''

    --获取表的所有字段名称
    DECLARE a CURSOR FOR
    SELECT COLUMNPROPERTY( a.id,a.name,'IsIdentity') AS IsIdentity, a.[NAME] AS ColumnName ,b.[NAME] AS TypeName
    FROM syscolumns a INNER JOIN systypes b ON a.xtype=b.xtype AND b.xtype=b.xusertype
    WHERE a.[id]=(SELECT [id] FROM sysobjects WHERE [NAME]=@tableName)

    OPEN a

    FETCH NEXT FROM a INTO @IsIdentity, @columnName ,@TypeName
    WHILE @@FETCH_STATUS = 0
    BEGIN
    IF @IsIdentity =0
    BEGIN
    IF @TypeName IN ('bigint','bit','decimal','float','int','money','numeric','real','smallint','smallmoney','tinyint')
    BEGIN
    SET @columns = @columns + 'ISNULL(CAST(['+@columnName +'] AS VARCHAR),''NULL'')+'',''+'
    END
    ELSE
    BEGIN
    SET @columns = @columns+ '''''''''+ ISNULL(CAST(['+@columnName +'] AS VARCHAR(50)),''NULL'')+ ''''''''+'',''+'
    END
    SET @columnsAndhead = @columnsAndhead + ''+ @columnName +'],['
    END
    FETCH NEXT FROM a INTO @IsIdentity, @columnName ,@TypeName
    END


    SELECT @columnsAndhead = left(@columnsAndhead,len(@columnsAndhead)-2) +') VALUES('''
    SELECT @columns = left(@columns,len(@columns)-5)

    CLOSE a
    DEALLOCATE a
    print 'select '''+@columnsAndhead+'+'+@columns +'+'')'' as InsertSQL from '+@tableName
    exec('select '''+@columnsAndhead+'+'+@columns +'+'')'' as InsertSQL from '+@tableName)

    --END
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  • 原文地址:https://www.cnblogs.com/Snowolf/p/2013864.html
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