查询出所有未写说明的字段：
SELECTIC.table_name TableName, ColName=C.name, PFD.[value]FROM sys.columns C INNER JOIN sys.objects OON C.[object_id]=O.[object_id]AND O.type='U'AND O.is_ms_shipped=0inner join information_schema.columns IC on ic.COLUMN_NAME = c.nameINNER JOIN sys.types TON C.user_type_id=T.user_type_idLEFT JOIN sys.default_constraints DON C.[object_id]=D.parent_object_idAND C.column_id=D.parent_column_idAND C.default_object_id=D.[object_id]LEFT JOIN ( SELECT * FROM sys.extended_properties WHERE name ='MS_Description' )PFDON 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 ( SELECT * FROM sys.extended_properties WHERE name ='MS_Description' )PTBON PTB.class=1 AND PTB.minor_id=0 AND C.[object_id]=PTB.major_id--AND PFD.name='Caption'd --//-- 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(SELECTIDXC.[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.NameFROM sys.indexes IDXINNER JOIN sys.index_columns IDXCON IDX.[object_id]=IDXC.[object_id]AND IDX.index_id=IDXC.index_idLEFT JOIN sys.key_constraints KCON IDX.[object_id]=KC.[parent_object_id]AND IDX.index_id=KC.unique_index_idINNER 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_columnsGROUP BY [object_id], Column_id) IDXCUQON IDXC.[object_id]=IDXCUQ.[object_id]AND IDXC.Column_id=IDXCUQ.Column_idAND IDXC.index_id=IDXCUQ.index_id) IDXON C.[object_id]=IDX.[object_id]AND C.column_id=IDX.column_idWHERE ISNULL(PFD.[value],'')='' AND IC.TABLE_NAME NOT LIKE 'Temp%'GROUP by ic.TABLE_NAME,C.name,PFD.[value]ORDER BY ic.TABLE_NAME,C.name