摘要：
declare@dbname2varchar（100）--数据库名称declare@strvarchar (2000) set@dbname2=“ab”select@str='SELECT表格名称=d。name，字段名称=a。名称，序列号=a。column_Id，Id=is_Identity，主键=casehenexists（SELECT1FROM'+@dbname2+'.sys.sysobjectsw
declare @dbname2 varchar(100) --数据库名 declare @str varchar(2000) set @dbname2='aab' select @str = ' SELECT 表名=d.name,字段名=a.name,序号=a.column_id, 标识=is_identity , 主键=case when exists(SELECT 1 FROM '+@dbname2+ '.sys.sysobjects where xtype= ''PK '' and name in ( SELECT name FROM '+' sysindexes WHERE indid in( SELECT indid FROM '+ ' sysindexkeys WHERE id = a.object_id AND column_id=a.column_id ))) then 1 else 0 end, 类型=b.name, 占用字节数=a.max_length,长度=a.precision,小数位数=a.scale, 允许空=a.is_nullable, 默认值=isnull(e.text, ''''),字段说明= '''' FROM '+@dbname2+ '.sys.columns a left join '+@dbname2+ '.sys.systypes b on a.system_type_id=b.xusertype inner join '+@dbname2+ '.sys.sysobjects d on a.object_id=d.id and d.xtype= ''U '' and d.name <> ''dtproperties '' left join '+' syscomments e on a.default_object_id=e.id left join '+ ' sysprotects g on a.object_id=g.id and a.column_id=g.ID where a.name like ''%inv%'' order by a.object_id,a.column_id ' exec(@str)