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  • SQL SERVER查询字段在哪个表里

    DECLARE @ColumnName  AS VARCHAR(100);
    SET  @ColumnName='字段名的模糊匹配';
    
    SELECT     
    表名=D.NAME,  
    表说明 = CASE   WHEN   A.COLORDER=1   THEN   ISNULL(F.VALUE, ' ')   ELSE   ' '   END,   
    字段序号 = A.COLORDER,   
    字段名 =   A.NAME,   
    标识  =   CASE   WHEN   COLUMNPROPERTY(   A.ID,A.NAME, 'ISIDENTITY ')=1   THEN   ''ELSE   ' '   END,   
    主鍵 =   CASE   WHEN   EXISTS(SELECT   1   FROM   SYSOBJECTS   WHERE   XTYPE= 'PK '   AND   PARENT_OBJ=A.ID   AND   NAME   IN   (   
    SELECT   NAME   FROM   SYSINDEXES   WHERE   INDID   IN(   
    SELECT   INDID   FROM   SYSINDEXKEYS   WHERE   ID   =   A.ID   AND   COLID=A.COLID)))   THEN   ''   ELSE   ' '   END,   
    类型 =   B.NAME,   
    占用字节数   =   A.LENGTH,   
    长度 =  COLUMNPROPERTY(A.ID,A.NAME, 'PRECISION '),   
    小数位数 =   ISNULL(COLUMNPROPERTY(A.ID,A.NAME, 'SCALE '),0),   
    允许空 =   CASE   WHEN   A.ISNULLABLE=1   THEN   ''ELSE   ' '   END,   
    默认值  =   ISNULL(E.TEXT, ' '),   
    字段说明  =   ISNULL(G.[VALUE], ' ')   
    FROM   SYSCOLUMNS   A LEFT   JOIN   SYSTYPES   B   ON   A.XUSERTYPE=B.XUSERTYPE   
    INNER   JOIN   SYSOBJECTS   D   ON   A.ID=D.ID     AND   D.XTYPE= 'U '   AND     D.NAME <> 'DTPROPERTIES '   
    LEFT   JOIN   SYSCOMMENTS   E   ON   A.CDEFAULT=E.ID   
    LEFT   JOIN   sys.extended_properties   G   ON   A.ID=G.major_id   AND   A.COLID=G.minor_id       
    LEFT   JOIN   sys.extended_properties   F   ON   D.ID=F.major_id   AND   F.minor_id=0   
    WHERE a.name like  @ColumnName AND RIGHT(D.NAME,3)<>'Log'  
    ORDER BY A.ID,A.COLORDER    
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  • 原文地址:https://www.cnblogs.com/JinweiChang/p/10592817.html
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