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  • 导出Sql Server数据字典的语句(收藏)

    1 导表的:

    SELECT TOP (100) PERCENT
    CASE WHEN a.colorder = 1 THEN d .name ELSE '' END AS 表名, CASE WHEN a.colorder = 1 THEN isnull(f.value, '')
    ELSE '' END AS 表说明, a.colorder AS 字段序号, a.name AS 字段名, CASE WHEN COLUMNPROPERTY(a.id, a.name, 'IsIdentity')
    = 1 THEN '√' ELSE '' END AS 标识, CASE WHEN EXISTS
    (SELECT 1 FROM dbo.sysindexes si INNER JOIN
    dbo.sysindexkeys sik ON si.id = sik.id AND si.indid = sik.indid INNER JOIN
    dbo.syscolumns sc ON sc.id = sik.id AND sc.colid = sik.colid INNER JOIN
    dbo.sysobjects so ON so.name = so.name AND so.xtype = 'PK'
    WHERE sc.id = a.id AND sc.colid = a.colid) THEN '√' ELSE '' END AS 主键, b.name AS 类型, a.length AS 长度, COLUMNPROPERTY(a.id, a.name,
    'PRECISION') AS 精度, ISNULL(COLUMNPROPERTY(a.id, a.name, 'Scale'), 0) AS 小数位数,
    CASE WHEN a.isnullable = 1 THEN '√' ELSE '' END AS 允许空, ISNULL(e.text, '') AS 默认值, ISNULL(g.value, '') AS 字段说明, d.crdate AS 创建时间,
    CASE WHEN a.colorder = 1 THEN d .refdate ELSE NULL END AS 更改时间
    FROM dbo.syscolumns AS a LEFT OUTER JOIN
    dbo.systypes AS b ON a.xtype = b.xusertype INNER JOIN
    dbo.sysobjects AS d ON a.id = d.id AND d.xtype = 'U'  AND d.status >= 0 LEFT OUTER JOIN
    dbo.syscomments AS e ON a.cdefault = e.id LEFT OUTER JOIN
    sys.extended_properties AS g ON a.id = g.major_id AND a.colid = g.minor_id LEFT OUTER JOIN
    sys.extended_properties AS f ON d.id = f.major_id AND f.minor_id = 0
    ORDER BY d.name, 字段序号

    2\导索引的
    SELECT TOP 100 PERCENT --a.id,
    CASE WHEN b.keyno = 1 THEN c.name ELSE '' END AS 表名,
    CASE WHEN b.keyno = 1 THEN a.name ELSE '' END AS 索引名称, d.name AS 列名,
    b.keyno AS 索引顺序, CASE indexkey_property(c.id, b.indid, b.keyno, 'isdescending')
    WHEN 1 THEN '降序' WHEN 0 THEN '升序' END AS 排序, CASE WHEN p.id IS NULL
    THEN '' ELSE '√' END AS 主键, CASE INDEXPROPERTY(c.id, a.name, 'IsClustered')
    WHEN 1 THEN '√' WHEN 0 THEN '' END AS 聚集, CASE INDEXPROPERTY(c.id,
    a.name, 'IsUnique') WHEN 1 THEN '√' WHEN 0 THEN '' END AS 唯一,
    CASE WHEN e.id IS NULL THEN '' ELSE '√' END AS 唯一约束,
    a.OrigFillFactor AS 填充因子, c.crdate AS 创建时间, c.refdate AS 更改时间
    FROM dbo.sysindexes a INNER JOIN
    dbo.sysindexkeys b ON a.id = b.id AND a.indid = b.indid INNER JOIN
    dbo.syscolumns d ON b.id = d.id AND b.colid = d.colid INNER JOIN
    dbo.sysobjects c ON a.id = c.id AND c.xtype = 'U' LEFT OUTER JOIN
    dbo.sysobjects e ON e.name = a.name AND e.xtype = 'UQ' LEFT OUTER JOIN
    dbo.sysobjects p ON p.name = a.name AND p.xtype = 'PK'
    WHERE (OBJECTPROPERTY(a.id, N'IsUserTable') = 1) AND (OBJECTPROPERTY(a.id,
    N'IsMSShipped') = 0) AND (INDEXPROPERTY(a.id, a.name, 'IsAutoStatistics') = 0)
    ORDER BY c.name, a.name, b.keyno

    3\导出主\外键\约束\试图等对象
    SELECT DISTINCT
    TOP 100 PERCENT o.xtype,
    CASE o.xtype WHEN 'X' THEN '扩展存储过程' WHEN 'TR' THEN '触发器' WHEN 'PK' THEN
    '主键' WHEN 'F' THEN '外键' WHEN 'C' THEN '约束' WHEN 'V' THEN '视图' WHEN 'FN'
    THEN '函数-标量' WHEN 'IF' THEN '函数-内嵌' WHEN 'TF' THEN '函数-表值' ELSE '存储过程'
    END AS 类型, o.name AS 对象名, o.crdate AS 创建时间, o.refdate AS 更改时间,
    c.text AS 声明语句
    FROM dbo.sysobjects o LEFT OUTER JOIN
    dbo.syscomments c ON o.id = c.id
    WHERE (o.xtype IN ('X', 'TR', 'C', 'V', 'F', 'IF', 'TF', 'FN', 'P', 'PK')) AND
    (OBJECTPROPERTY(o.id, N'IsMSShipped') = 0)
    ORDER BY CASE o.xtype WHEN 'X' THEN '扩展存储过程' WHEN 'TR' THEN '触发器' WHEN
    'PK' THEN '主键' WHEN 'F' THEN '外键' WHEN 'C' THEN '约束' WHEN 'V' THEN '视图'
    WHEN 'FN' THEN '函数-标量' WHEN 'IF' THEN '函数-内嵌' WHEN 'TF' THEN '函数-表值'
    ELSE '存储过程' END DESC

    4 导出索引的碎片率

    DECLARE @db_name VARCHAR(256)
    SET @db_name='MyDB' --数据库名
    SELECT db_name(a.database_id) [db_name],c.name [table_name], b.name [index_name], a.avg_fragmentation_in_percent
    FROM sys.dm_db_index_physical_stats (DB_ID(@db_name), NULL,NULL, NULL, 'Limited') AS a
     JOIN sys.indexes AS b  ON a.object_id = b.object_id
      AND a.index_id = b.index_id
     JOIN sys.tables AS c ON a.object_id = c.object_id
    WHERE a.index_id>0
     AND a.avg_fragmentation_in_percent>50

    5 触发器

    select   a.name as [Table],b.name as [Trigger]
    from   sysobjects   a   ,   sysobjects   b  
    where   a.id   =   b.parent_obj    
          and   a.xtype   =   'u'   and   b.xtype   =   'tr'

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  • 原文地址:https://www.cnblogs.com/brawei/p/1617107.html
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