链接：https://pan.baidu.com/s/1yqgHZ6kfXXUGHocfTTctDA
提取码：puon
【2】导出 chm文档工具
导出工具（三大数据库都可用）
链接：https://pan.baidu.com/s/1slCt1Quc1WNXba3KLIoMlQ
提取码：235q
【3】保存数据字典成 ｈｔｍｌ
【3.1】打开sql server管理器，给选定的表添加描述信息，给指定的字段添加描述信息。
直接在表上或者字段上右键属性-扩展属性，添加一个key-value对，key就是“MS_Description",value就是你自己的描述。详细见下图：
给字段添加描述的过程与上述一致，不在赘述。
【3.2】执行以下这段sql语句，然后复制查询到的结果到文本，保存为html即可。
Set nocount on DECLARE @TableName nvarchar(35) DECLARE Tbls CURSOR FOR Select distinct Table_name FROM INFORMATION_SCHEMA.COLUMNS --put any exclusions here --where table_name not like \'%old\' order by Table_name OPEN Tbls PRINT \'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">\' PRINT \'<html xmlns="http://www.w3.org/1999/xhtml">\' PRINT \'<head>\' PRINT \'<title>数据库字典</title>\' PRINT \'<style type="text/css">\' PRINT \'body{margin:0; font:11pt "arial", "微软雅黑"; cursor:default;}\' PRINT \'.tableBox{margin:10px auto; padding:0px; width:1000px; height:auto; background:#FBF5E3; border:1px solid #45360A}\' PRINT \'.tableBox h3 {font-size:12pt; height:30px; line-height:30px; background:#45360A; padding:0px 0px 0px 15px; color:#FFF; margin:0px; text-align:left }\' PRINT \'.tableBox table {width:1000px; padding:0px }\' PRINT \'.tableBox th {height:25px; border-top:1px solid #FFF; border-left:1px solid #FFF; background:#F7EBC8; border-right:1px solid #E0C889; border-bottom:1px solid #E0C889 }\' PRINT \'.tableBox td {height:25px; padding-left:10px; border-top:1px solid #FFF; border-left:1px solid #FFF; border-right:1px solid #E0C889; border-bottom:1px solid #E0C889 }\' PRINT \'</style>\' PRINT \'</head>\' PRINT \'<body>\' FETCH NEXT FROM Tbls INTO @TableName WHILE @@FETCH_STATUS = 0 BEGIN PRINT \'<div class="tableBox">\' Select \'<h3>表\' + @TableName + \' : \'+cast(Value as varchar(1000)) + \'</h3>\' FROM sys.extended_properties A WHERE A.major_id = OBJECT_ID(@TableName) and name = \'MS_Description\' and minor_id = 0 PRINT \'<table cellspacing="0">\' --Get the Description of the table --Characters 1-250 PRINT \'<tr>\' --Set up the Column Headers for the Table PRINT \'<th>字段名称</th>\' PRINT \'<th>描述</th>\' PRINT \'<th>主键</th>\' PRINT \'<th>外键</th>\' PRINT \'<th>类型</th>\' PRINT \'<th>长度</th>\' PRINT \'<th>数值精度</th>\' PRINT \'<th>小数位数</th>\' PRINT \'<th>允许为空</th>\' PRINT \'<th>计算列</th>\' PRINT \'<th>标识列</th>\' PRINT \'<th>默认值</th>\' --Get the Table Data SELECT \'</tr><tr>\', \'<td>\' + CAST(clmns.name AS VARCHAR(35)) + \'</td>\', \'<td>\' + ISNULL(CAST(exprop.value AS VARCHAR(500)),\'\') + \'</td>\', \'<td>\' + CAST(ISNULL(idxcol.index_column_id, 0)AS VARCHAR(20)) + \'</td>\', \'<td>\' + CAST(ISNULL( (SELECT TOP 1 1 FROM sys.foreign_key_columns AS fkclmn WHERE fkclmn.parent_column_id = clmns.column_id AND fkclmn.parent_object_id = clmns.object_id ), 0) AS VARCHAR(20)) + \'</td>\', \'<td>\' + CAST(udt.name AS CHAR(15)) + \'</td>\' , \'<td>\' + CAST(CAST(CASE WHEN typ.name IN (N\'nchar\', N\'nvarchar\') AND clmns.max_length <> -1 THEN clmns.max_length/2 ELSE clmns.max_length END AS INT) AS VARCHAR(20)) + \'</td>\', \'<td>\' + CAST(CAST(clmns.precision AS INT) AS VARCHAR(20)) + \'</td>\', \'<td>\' + CAST(CAST(clmns.scale AS INT) AS VARCHAR(20)) + \'</td>\', \'<td>\' + CAST(clmns.is_nullable AS VARCHAR(20)) + \'</td>\' , \'<td>\' + CAST(clmns.is_computed AS VARCHAR(20)) + \'</td>\' , \'<td>\' + CAST(clmns.is_identity AS VARCHAR(20)) + \'</td>\' , \'<td>\' + isnull(CAST(cnstr.definition AS VARCHAR(20)),\'\') + \'</td>\' FROM sys.tables AS tbl INNER JOIN sys.all_columns AS clmns ON clmns.object_id=tbl.object_id LEFT OUTER JOIN sys.indexes AS idx ON idx.object_id = clmns.object_id AND 1 =idx.is_primary_key LEFT OUTER JOIN sys.index_columns AS idxcol ON idxcol.index_id = idx.index_id AND idxcol.column_id = clmns.column_id AND idxcol.object_id = clmns.object_id AND 0 = idxcol.is_included_column LEFT OUTER JOIN sys.types AS udt ON udt.user_type_id = clmns.user_type_id LEFT OUTER JOIN sys.types AS typ ON typ.user_type_id = clmns.system_type_id AND typ.user_type_id = typ.system_type_id LEFT JOIN sys.default_constraints AS cnstr ON cnstr.object_id=clmns.default_object_id LEFT OUTER JOIN sys.extended_properties exprop ON exprop.major_id = clmns.object_id AND exprop.minor_id = clmns.column_id AND exprop.name = \'MS_Description\' WHERE (tbl.name = @TableName and exprop.class = 1) --I don\'t wand to include comments on indexes ORDER BY clmns.column_id ASC PRINT \'</tr></table>\' PRINT \'</div>\' FETCH NEXT FROM Tbls INTO @TableName END PRINT \'</body></HTML>\' CLOSE Tbls DEALLOCATE Tbls
如下图，第二个框是”以文本方式显示结果”，不要选错了：
【3.3】最终显示效果
【4】获取带目录的html
USE [SFKD] go SET ANSI_NULLS ON; GO SET QUOTED_IDENTIFIER ON; GO -- ============================================= -- Description: <生成数据库字典> -- ============================================= SET NOCOUNT ON; /* *输出头部信息 */ PRINT \'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">\'; PRINT \'<html xmlns="http://www.w3.org/1999/xhtml">\'; PRINT \' <head>\'; PRINT \' <title>数据库字典</title>\'; PRINT \' <style type="text/css">\'; PRINT \' body{margin:0;cursor:default;font-family: Arial, Helvetica, sans-serif, "微软雅黑" , "宋体";}\'; PRINT \' .tableBox{margin:10px auto; padding:0px; width:1200px; height:auto; background:#EAEFF3; border:1px solid #45360A; margin-top:50px;}\'; PRINT \' .tableBox h3 {font-size:12pt; height:30px; line-height:30px; background:#460B6A; padding:0px 0px 0px 15px; color:#FFF; margin:0px; text-align:left }\'; PRINT \' .tableBox table {width:1200px; padding:0px }\'; PRINT \' .tableBox th {height:25px; border-top:1px solid #FFF; border-left:1px solid #FFF; background:#C0DBF7; font-size:14px; }\'; PRINT \' .tableBox td {font-size: 12px;height:25px; padding-left:10px; border-top:1px solid #FFF; border-left:1px solid #FFF; }\'; PRINT \' .tableBox tr:hover { background:#C0DBF7; } \'; PRINT \' .tableBox .field{font-weight:bold;color:#276926;}\'; PRINT \' </style>\'; PRINT \' </head>\'; PRINT \' <body>\'; PRINT \'<div style="text-align:center;"><h2>\' + DB_NAME() + \' 数据库字典</h2></br><font style="color:gray;">生成于：\' + CONVERT(VARCHAR, GETDATE(), 120) + \'</font></div></br>\'; /* *数据库菜单列表 */ --数据库表 DECLARE @tableDBTABLE TABLE ( id INT IDENTITY(1, 1) PRIMARY KEY , tableName NVARCHAR(300) ); INSERT INTO @tableDBTABLE ( tableName ) SELECT DISTINCT TABLE_NAME AS tableName FROM INFORMATION_SCHEMA.COLUMNS WHERE ( SELECT COUNT(*) FROM sys.tables AS tbl INNER JOIN sys.all_columns AS clmns ON clmns.object_id = tbl.object_id LEFT OUTER JOIN sys.indexes AS idx ON idx.object_id = clmns.object_id AND 1 = idx.is_primary_key LEFT OUTER JOIN sys.index_columns AS idxcol ON idxcol.index_id = idx.index_id AND idxcol.column_id = clmns.column_id AND idxcol.object_id = clmns.object_id AND 0 = idxcol.is_included_column LEFT OUTER JOIN sys.types AS udt ON udt.user_type_id = clmns.user_type_id LEFT OUTER JOIN sys.types AS typ ON typ.user_type_id = clmns.system_type_id AND typ.user_type_id = typ.system_type_id LEFT JOIN sys.default_constraints AS cnstr ON cnstr.object_id = clmns.default_object_id LEFT OUTER JOIN sys.extended_properties exprop ON exprop.major_id = clmns.object_id AND exprop.minor_id = clmns.column_id AND exprop.name = \'MS_Description\' WHERE ( tbl.name = TABLE_NAME AND exprop.class = 1 ) ) > 0 ORDER BY TABLE_NAME; --输出表目录信息 DECLARE @tname_cur VARCHAR(200); DECLARE @count_t1 INT; DECLARE @i_t1 INT; DECLARE @i_t2 INT; DECLARE @字段名称 VARCHAR(200); DECLARE @类型 VARCHAR(200); DECLARE @长度 VARCHAR(200); DECLARE @数值精度 VARCHAR(200); DECLARE @小数位数 VARCHAR(200); DECLARE @默认值 VARCHAR(200); DECLARE @允许为空 VARCHAR(200); DECLARE @外键 VARCHAR(200); DECLARE @主键 VARCHAR(200); DECLARE @描述 VARCHAR(4000); --初始化值 SET @i_t1 = 1; SET @i_t2 = 1; SELECT @count_t1 = COUNT(*) FROM @tableDBTABLE; IF @count_t1 > 0 BEGIN PRINT \'<div style="text-align:left; margin:20px 0px 50px 50px;"> 目录：<br><ol>\'; WHILE @i_t1 <= @count_t1 BEGIN SELECT @tname_cur = tableName FROM @tableDBTABLE WHERE id = @i_t1; PRINT \'<li><a href="#\' + @tname_cur + \'">表：\' + @tname_cur + \'</a></li>\'; SET @i_t1 = @i_t1 + 1; END; PRINT \'</ol></div>\'; END; --输出表行信息 IF @count_t1 > 0 BEGIN SET @i_t1 = 1; WHILE @i_t1 <= @count_t1 BEGIN SELECT @tname_cur = tableName FROM @tableDBTABLE WHERE id = @i_t1; DECLARE @tabledesc NVARCHAR(4000);--表描述 SELECT @tabledesc = CAST(value AS VARCHAR(4000)) FROM sys.extended_properties AS A WHERE A.major_id = OBJECT_ID(@tname_cur) AND name = \'MS_Description\' AND minor_id = 0; SET @tabledesc = CASE WHEN ( @tabledesc IS NULL OR LEN(RTRIM(LTRIM(@tabledesc))) <= 0 ) THEN \' \' ELSE \' : \' + @tabledesc END; --输出表头部信息 PRINT \' <div class="tableBox">\'; PRINT \'<a name="\' + @tname_cur + \'"></a>\'; PRINT \' <h3>\' + CAST(@i_t1 AS VARCHAR(10)) + \'.\' + @tname_cur + \' 表 \' + @tabledesc + \'</h3>\'; PRINT \'\'; PRINT \' <table cellspacing="0">\'; PRINT \' <tr>\'; PRINT \' <th>序号</th>\'; PRINT \' <th>字段名称</th>\'; PRINT \' <th>类型</th>\'; PRINT \' <th>长度</th>\'; PRINT \' <th>数值精度</th>\'; PRINT \' <th>小数位数</th>\'; PRINT \' <th>默认值</th>\'; PRINT \' <th>允许为空</th>\'; PRINT \' <th>外键</th>\'; PRINT \' <th>主键</th>\'; PRINT \' <th>描述</th>\'; PRINT \' </tr>\'; DECLARE TRows CURSOR FOR SELECT \' <td class="field">\' + CAST(clmns.name AS VARCHAR(35)) + \'</td>\' , \' <td>\' + CAST(udt.name AS CHAR(15)) + \'</td>\' , \' <td>\' + CAST(CAST(CASE WHEN typ.name IN ( N\'nchar\', N\'nvarchar\' ) AND clmns.max_length <> -1 THEN clmns.max_length / 2 ELSE clmns.max_length END AS INT) AS VARCHAR(20)) + \'</td>\' , \' <td>\' + CAST(CAST(clmns.precision AS INT) AS VARCHAR(20)) + \'</td>\' , \' <td>\' + CAST(CAST(clmns.scale AS INT) AS VARCHAR(20)) + \'</td>\' , \' <td>\' + ISNULL(CAST(cnstr.definition AS VARCHAR(20)), \'\') + \'</td>\' , \' <td>\' + ( CASE WHEN clmns.is_nullable = 1 THEN \'√\' ELSE \'\' END ) + \'</td>\' , \' <td>\' + ( CASE WHEN clmns.is_computed = 1 THEN \'√\' ELSE \'\' END ) + \'</td>\' , \' <td>\' + ( CASE WHEN clmns.is_identity = 1 THEN \'√\' ELSE \'\' END ) + \'</td>\' , \' <td style="">\' + ISNULL(CAST(exprop.value AS VARCHAR(500)), \'\') + \'</td>\' FROM sys.tables AS tbl INNER JOIN sys.all_columns AS clmns ON clmns.object_id = tbl.object_id LEFT OUTER JOIN sys.indexes AS idx ON idx.object_id = clmns.object_id AND 1 = idx.is_primary_key LEFT OUTER JOIN sys.index_columns AS idxcol ON idxcol.index_id = idx.index_id AND idxcol.column_id = clmns.column_id AND idxcol.object_id = clmns.object_id AND 0 = idxcol.is_included_column LEFT OUTER JOIN sys.types AS udt ON udt.user_type_id = clmns.user_type_id LEFT OUTER JOIN sys.types AS typ ON typ.user_type_id = clmns.system_type_id AND typ.user_type_id = typ.system_type_id LEFT JOIN sys.default_constraints AS cnstr ON cnstr.object_id = clmns.default_object_id LEFT OUTER JOIN sys.extended_properties exprop ON exprop.major_id = clmns.object_id AND exprop.minor_id = clmns.column_id AND exprop.name = \'MS_Description\' WHERE ( tbl.name = @tname_cur AND exprop.class = 1 ) ORDER BY clmns.column_id ASC; SET @i_t2 = 1; OPEN TRows; FETCH NEXT FROM TRows INTO @字段名称, @类型, @长度, @数值精度, @小数位数, @默认值, @允许为空, @外键, @主键, @描述; --输出表行数据 WHILE @@FETCH_STATUS = 0 BEGIN PRINT \' <tr>\'; PRINT \' <td>\' + CAST(@i_t2 AS VARCHAR(10)) + \'</td>\'; PRINT @字段名称; PRINT @类型; PRINT @长度; PRINT @数值精度; PRINT @小数位数; PRINT @默认值; PRINT @允许为空; PRINT @外键; PRINT @主键; PRINT @描述; PRINT \' </tr>\'; FETCH NEXT FROM TRows INTO @字段名称, @类型, @长度, @数值精度, @小数位数, @默认值, @允许为空, @外键, @主键, @描述; SET @i_t2 = @i_t2 + 1; END; CLOSE TRows; DEALLOCATE TRows; PRINT \'<tr><td colspan="11" style="text-align:right"><a href="#top">TOP↑</a></td></tr>\'; PRINT \' </table>\'; PRINT \' </div>\'; SET @i_t1 = @i_t1 + 1; END; END; PRINT \' </body>\'; PRINT \'</html>\'; SET NOCOUNT OFF;
【最佳实践】查看数据字典
查看单库字典
SELECT 表名 = CASE WHEN C.column_id = 1 THEN O.name ELSE N\'\' END , 表说明 = ISNULL(CASE WHEN C.column_id = 1 THEN PTB.[value] END, N\'\') , 字段序号 = C.column_id , 字段名 = C.name , 主键 = ISNULL(IDX.PrimaryKey, N\'\') , 标识 = CASE WHEN C.is_identity = 1 THEN N\'√\' ELSE N\'\' END , 计算列 = CASE WHEN C.is_computed = 1 THEN N\'√\' ELSE N\'\' END , --类型 = T.name , 类型 =CASE WHEN T.NAME IN (\'CHAR\',\'NCHAR\',\'VARCHAR\',\'NVARCHAR\') THEN T.NAME+\'(\'+ISNULL(CAST(case when COLUMNPROPERTY(C.OBJECT_ID,C.NAME,\'PRECISION\')=-1 then null else COLUMNPROPERTY(C.OBJECT_ID,C.NAME,\'PRECISION\') end AS VARCHAR(10)),\'MAX\')+\')\' WHEN T.NAME =\'DECIMAL\' THEN T.NAME+\'(\'+CAST(COLUMNPROPERTY(C.OBJECT_ID,C.NAME,\'PRECISION\') AS VARCHAR(10))+\',\'+CAST(ISNULL(COLUMNPROPERTY(C.OBJECT_ID,C.NAME,\'SCALE\'),0) AS VARCHAR(10))+\')\' ELSE T.NAME END, 长度 = C.max_length , 精度 = C.precision , 小数位数 = C.scale , 允许空 = CASE WHEN C.is_nullable = 1 THEN N\'√\' ELSE N\'\' END , 默认值 = ISNULL(D.definition, N\'\') , 字段说明 = ISNULL(PFD.[value], N\'\') , 索引名 = ISNULL(IDX.IndexName, N\'\') , 索引排序 = ISNULL(IDX.Sort, N\'\') , 创建时间 = O.Create_Date , 修改时间 = 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 like \'%Action_CdkeyLog%\' ORDER BY O.name , C.column_id
查看全库
USE master IF OBJECT_ID ( N\'MetaData\', N\'U\' ) IS NULL BEGIN CREATE TABLE [dbo].[MetaData] ( [DateBaseName] [NVARCHAR] (128) NULL , [TableName] [NVARCHAR] (128) NULL , [colorder] [SMALLINT] NULL , [name] [NVARCHAR] (128) NULL , [IsIdentity] [VARCHAR] (2) NULL , [IsPK] [VARCHAR] (2) NULL , [Style] [NVARCHAR] (128) NULL , [Bytes] [SMALLINT] NULL , [Length] [INT] NULL , [decimal] [INT] NULL , [IsNull] [VARCHAR] (2) NULL , [Default] [NVARCHAR] (4000) NULL , [Notes] [SQL_VARIANT] NULL , [last_user_update] [DATETIME] NULL , [last_user_lookup] [DATETIME] NULL , [last_user_scan] [DATETIME] NULL , [last_user_seek] [DATETIME] NULL ) ON [PRIMARY] END --获取库名 SELECT name INTO #DBName FROM sys.databases WHERE name NOT IN ( \'master\', \'msdb\', \'model\', \'tempdb\' ) and state = 0 DECLARE mycur CURSOR FOR SELECT name FROM #DBName ORDER BY name DECLARE @DBname NVARCHAR (100) DECLARE @Sql NVARCHAR (MAX) DECLARE @Sql1 NVARCHAR (MAX) DECLARE @Sql2 NVARCHAR (MAX) DECLARE @Sql3 NVARCHAR (MAX) --开启游标，遍历库名 OPEN mycur FETCH mycur INTO @DBname WHILE @@FETCH_STATUS >= 0 BEGIN -- 切库 SET @Sql = N\'use \' + \'[\'+@DBname+\']\' -- 获取数据字典 SET @Sql1 = N\' SELECT ( CASE WHEN a.colorder = 1 THEN d.name ELSE \'\'\'\' END ) TableName, a.colorder, a.name, ( CASE WHEN COLUMNPROPERTY ( a.id, a.name, \'\'\' + \'IsIdentity\' + \'\'\' ) = 1 THEN \'\'\' + \'√\' + \'\'\' ELSE \'\'\'\' END ) IsIdentity , ( CASE WHEN ( SELECT COUNT ( * ) FROM sysobjects WHERE ( name IN ( SELECT name FROM sysindexes WHERE ( id = a.id ) AND ( indid IN ( SELECT indid FROM sysindexkeys WHERE ( id = a.id ) AND ( colid IN ( SELECT colid FROM syscolumns WHERE ( id = a.id ) AND ( name = a.name ))))))) AND ( xtype = \'\'\' + \'PK\' + \'\'\' )) > 0 THEN \'\'\' + \'√\' + \'\'\' ELSE \'\'\'\' END ) AS IsPK, b.name AS Style, a.length AS Bytes, COLUMNPROPERTY ( a.id, a.name, \'\'\' + \'PRECISION\' + \'\'\' ) AS Length, ISNULL ( COLUMNPROPERTY ( a.id, a.name, \'\'\' + \'Scale\' + \'\'\' ), 0 ) AS decimal , ( CASE WHEN a.isnullable = 1 THEN \'\'\' + \'√\' + \'\'\' ELSE \'\'\'\' END ) [IsNull], ISNULL ( e.text, \'\'\'\' ) AS [Default], ISNULL ( g.[value], \'\'\'\' ) AS Notes INTO #T1 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 ORDER BY a.id, a.colorder, TableName\' -- 获取表上索引的使用状况 SET @Sql2 = N\' SELECT DB_NAME ( a.[database_id] ) AS DateBaseName, OBJECT_NAME ( a.[object_id] ) AS TableName, MAX ( a.last_user_update ) AS last_user_update, MAX ( a.[last_user_lookup] ) AS last_user_lookup , MAX ( a.[last_user_scan] ) AS last_user_scan, MAX ( a.[last_user_seek] ) AS last_user_seek INTO #T2 FROM sys.dm_db_index_usage_stats AS a WHERE a.[database_id] = DB_ID () GROUP BY a.[database_id], a.[object_id]\' --组合输出 SET @Sql3 = N\' INSERT INTO master.dbo.metadata ( [DateBaseName], [TableName], [colorder], [name], [IsIdentity], [IsPK], [Style], [Bytes], [Length], [decimal], [IsNull], [Default], [Notes], [last_user_update] , [last_user_lookup] ,[last_user_scan], [last_user_seek] ) SELECT DateBaseName, #T1.[TableName], [colorder], [name], [IsIdentity], [IsPK], [Style], [Bytes], [Length], [decimal], [IsNull], [Default], [Notes], last_user_update, last_user_lookup , last_user_scan ,last_user_seek FROM #T1 LEFT JOIN #T2 ON #T1.TableName = #T2.TableName AND #T1.colorder = 1\' EXEC ( @Sql + @Sql1 + @Sql2 + @Sql3 ) FETCH mycur INTO @DBname END CLOSE mycur DEALLOCATE mycur DROP TABLE #DBName go USE master SELECT ISNULL ( [DateBaseName], \'\' ) AS \'库名\', ISNULL ( [TableName], \'\' ) AS \'表名\', ISNULL ( [colorder], \'\' ) AS \'字段序号\', ISNULL ( [name], \'\' ) AS \'列名\', ISNULL ( [IsIdentity], \'\' ) AS \'是否标识\' , ISNULL ( [IsPK], \'\' ) AS \'是否主键\', ISNULL ( [Style], \'\' ) AS \'类型\', ISNULL ( [Bytes], \'\' ) AS \'占空间\', ISNULL ( [Length], \'\' ) AS \'长度\', ISNULL ( [decimal], \'\' ) AS \'小数位数\' , ISNULL ( [IsNull], \'\' ) AS \'是否允许为空\', ISNULL ( [Default], \'\' ) AS \'默认值\', ISNULL ( [Notes], \'\' ) AS \'注释\', [last_user_update] AS \'最后更新时间\', [last_user_lookup] AS \'最后搜索时间\' , [last_user_scan] AS \'最后扫描时间\', [last_user_seek] AS \'最后查找时间\' FROM [dbo].[MetaData]