SqlServer查询表名的备注（查询表名描述 MS_Description）

Posted 2021-01-14 .net BI

查询表名描述 MS_Description

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SELECT tbs.name 表名,ds.value 描述       FROM sys.extended_properties ds  LEFT JOIN sysobjects tbs ON ds.major_id=tbs.id  WHERE  ds.minor_id=0 and  tbs.name=‘ScheduleRecords‘;--表名

添加表的描述

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1	EXECUTE sp_addextendedproperty N‘MS_Description‘, N‘菜单表‘, N‘user‘, N‘dbo‘, N‘table‘, N‘Menus‘, NULL, NULL;

更新表的描述

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1	EXECUTE sp_updateextendedproperty N‘MS_Description‘, N‘菜单表‘, N‘user‘, N‘dbo‘, N‘table‘, N‘Menus‘, NULL, NULL;

查询表的外键

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SELECT tbs.name 表名,ds.value 描述      FROM sys.extended_properties ds  LEFT JOIN sysobjects tbs ON ds.major_id=tbs.id  WHERE  ds.minor_id=0 and   tbs.name=‘ScheduleRecords‘;--表名 WHERE OBJECT_NAME(sysobjects.parent_obj)=‘Table Name‘

SQL查询表的所有字段的备注说明

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SELECT     TableName=CASE WHEN C.column_id=1 THEN O.name ELSE N‘‘ END,     TableDesc=ISNULL(CASE WHEN C.column_id=1 THEN PTB.[value] END,N‘‘),     Column_id=C.column_id,     ColumnName=C.name,     PrimaryKey=ISNULL(IDX.PrimaryKey,N‘‘),     [IDENTITY]=CASE WHEN C.is_identity=1 THEN N‘√‘ELSE N‘‘ END,     Computed=CASE WHEN C.is_computed=1 THEN N‘√‘ELSE N‘‘ END,     Type=T.name,     Length=C.max_length,     Precision=C.precision,     Scale=C.scale,     NullAble=CASE WHEN C.is_nullable=1 THEN N‘√‘ELSE N‘‘ END,     [Default]=ISNULL(D.definition,N‘‘),     ColumnDesc=ISNULL(PFD.[value],N‘‘),     IndexName=ISNULL(IDX.IndexName,N‘‘),     IndexSort=ISNULL(IDX.Sort,N‘‘),     Create_Date=O.Create_Date,     Modify_Date=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=N‘tablename‘ -- 如果只查询指定表,加上此条件 ORDER BY O.name,C.column_id