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在 SQL Server 2005 中查询表结构及索引_sqlserver

sqlserver 搞代码 3年前 (2018-06-16) 112次浏览 已收录 0个评论

在 SQL Server 2005 中查询表结构及索引
— 1. 表结构信息查询
— ========================================================================
— 表结构信息查询

— 邹建 2005.08(引用请保留此信息)
— ========================================================================
SELECT

http://www.gaodaima.com/36150.html在 SQL Server 2005 中查询表结构及索引_sqlserver

    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,
    ColumnName=C.name,
    PrimaryKey=ISNULL(IDX.PrimaryKey,N”),
    [IDENTITY]=CASE WHEN C.is_identity=1 THEN N’√’ELSE N” END,
    Computed=CASE WHEN C.is_computed=1 THEN N’√’ELSE N” END,
    Type=T.name,
    Length=C.max_length,
    Precision=C.precision,
    Scale=C.scale,
    NullAble=CASE WHEN C.is_nullable=1 THEN N’√’ELSE N” END,
    [Default]=ISNULL(D.definition,N”),
    ColumnDesc=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’要查询的表’       — 如果只查询指定表,加上此条件
ORDER BY O.name,C.column_id

— 2. 索引及主键信息
— ========================================================================
— 索引及主键信息

— 邹建 2005.08(引用请保留此信息)
— ========================================================================
SELECT
    TableId=O.[object_id],
    TableName=O.Name,
    IndexId=ISNULL(KC.[object_id],IDX.index_id),
    IndexName=IDX.Name,
    IndexType=ISNULL(KC.type_desc,’Index’),
    Index_Column_id=IDXC.index_column_id,
    ColumnID=C.Column_id,
    ColumnName=C.Name,
    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,
    [UQIQUE]=CASE WHEN IDX.is_unique=1 THEN N’√’ELSE N” END,
    Ignore_dup_key=CASE WHEN IDX.ignore_dup_key=1 THEN N’√’ELSE N” END,
    Disabled=CASE WHEN IDX.is_disabled=1 THEN N’√’ELSE N” END,
    Fill_factor=IDX.fill_factor,
    Padded=CASE WHEN IDX.is_padded=1 THEN N’√’ELSE N” END
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 sys.objects O
        ON O.[object_id]=IDX.[object_id]
    INNER JOIN sys.columns C
        ON O.[object_id]=C.[object_id]
            AND O.type=’U’
            AND O.is_ms_shipped=0
            AND IDXC.Column_id=C.Column_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
—      

 

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