sql server快速查询数据库表结

SELECT 
    --TableName=CASE WHEN C.column_id=1 THEN O.name ELSE N'' END,
    --TableDesc=ISNULL(CASE WHEN C.column_id=1 THEN PTB.[value] END,N''),
    --Column_id=C.column_id,
    字段名=C.name,
    主键=ISNULL(IDX.PrimaryKey,N''),
    自动标示=CASE WHEN C.is_identity=1 THEN N'√'ELSE N'' END,
    --Computed=CASE WHEN C.is_computed=1 THEN N'√'ELSE N'' END,
    数据类型=T.name,
    长度=C.max_length,
    --Precision=C.precision,
    --Scale=C.scale,
    [ISNULL]=CASE WHEN C.is_nullable=1 THEN N'√'ELSE N'' END,
    默认值=ISNULL(D.definition,N''),
    说明=ISNULL(PFD.[value],N'')
    --,IndexName=ISNULL(IDX.IndexName,N''),
    --IndexSort=ISNULL(IDX.Sort,N''),
    --Create_Date=O.Create_Date,
    --Modify_Date=O.Modify_date
FROM sys.columns C
    INNER JOIN sys.objects O
        ON C.[object_id]=O.[object_id]
            AND O.type='U'
            AND O.is_ms_shipped=0
    INNER JOIN sys.types T
        ON C.user_type_id=T.user_type_id
    LEFT JOIN sys.default_constraints D
        ON C.[object_id]=D.parent_object_id
            AND C.column_id=D.parent_column_id
            AND C.default_object_id=D.[object_id]
    LEFT JOIN sys.extended_properties PFD
        ON PFD.class=1 
            AND C.[object_id]=PFD.major_id 
            AND C.column_id=PFD.minor_id
--             AND PFD.name='Caption'  -- 字段说明对应的描述名称(一个字段可以添加多个不同name的描述)
    LEFT JOIN sys.extended_properties PTB
        ON PTB.class=1 
            AND PTB.minor_id=0 
            AND C.[object_id]=PTB.major_id
--             AND PFD.name='Caption'  -- 表说明对应的描述名称(一个表可以添加多个不同name的描述) 
    LEFT JOIN                       -- 索引及主键信息
    (
        SELECT 
            IDXC.[object_id],
            IDXC.column_id,
            Sort=CASE INDEXKEY_PROPERTY(IDXC.[object_id],IDXC.index_id,IDXC.index_column_id,'IsDescending')
                WHEN 1 THEN 'DESC' WHEN 0 THEN 'ASC' ELSE '' END,
            PrimaryKey=CASE WHEN IDX.is_primary_key=1 THEN N'√'ELSE N'' END,
            IndexName=IDX.Name
        FROM sys.indexes IDX
        INNER JOIN sys.index_columns IDXC
            ON IDX.[object_id]=IDXC.[object_id]
                AND IDX.index_id=IDXC.index_id
        LEFT JOIN sys.key_constraints KC
            ON IDX.[object_id]=KC.[parent_object_id]
                AND IDX.index_id=KC.unique_index_id
        INNER JOIN  -- 对于一个列包含多个索引的情况,只显示第1个索引信息
        (
            SELECT [object_id], Column_id, index_id=MIN(index_id)
            FROM sys.index_columns
            GROUP BY [object_id], Column_id
        ) IDXCUQ
            ON IDXC.[object_id]=IDXCUQ.[object_id]
                AND IDXC.Column_id=IDXCUQ.Column_id
                AND IDXC.index_id=IDXCUQ.index_id
    ) IDX
        ON C.[object_id]=IDX.[object_id]
            AND C.column_id=IDX.column_id 
 WHERE O.name=N'Pay'       -- 如果只查询指定表,加上此条件
ORDER BY O.name,C.column_id