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'??-- 字段說明對應的描述名稱(一個字段可以添加多個不同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'??-- 表說明對應的描述名稱(一個表可以添加多個不同name的描述)
????LEFT JOIN?????????????????????? -- 索引及主鍵信息
????(
????????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??-- 對于一個列包含多個索引的情況,只顯示第1個索引信息
????????(
????????????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'要查詢的表'?????? -- 如果只查詢指定表,加上此條件
ORDER BY O.name,C.column_id

mssql查出數據庫表結構