SQL Server数据库字典生成SQL

SQL Server数据库字典生成SQL

SELECT 表名 = CASE 
                 WHEN a.colorder = 1 THEN d.name
                 ELSE      ''
            END,
       --表说明=case when a.colorder=1 then isnull(f.value,'') else '' end,
       字段序号                                = a.colorder,
       字段说明                                = ISNULL(g.[value], ''),
       字段名                                 = a.name,
       标识                                  = CASE 
                 WHEN COLUMNPROPERTY(a.id, a.name, 'IsIdentity') = 1 THEN '√'
                 ELSE      ''
            END,
       主键                                  = CASE 
                 WHEN EXISTS(
                          SELECT 1
                          FROM   sysobjects
                          WHERE  xtype     = 'PK'
                                 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, '')
FROM   syscolumns a
       LEFT JOIN systypes b
            ON  a.xtype = 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  d.name = 'tk_ticketVisaFee' --如果只查询指定表,加上此条件
ORDER BY
       a.id,
       a.colorder