獲取SQL SERVER用戶表資訊遊標

來源:互聯網
上載者:User
server /*獲取用戶表資訊遊標*/
SET NOCOUNT ON
DECLARE find_user_table CURSOR
FOR
SELECT [name],crdate FROM sysobjects
WHERE type='U' /*這裡只查詢用戶定義的表*/
ORDER BY [name]

DECLARE @cName VARCHAR(128) /*定義儲存表名變量*/
DECLARE @crdate DATETIME /*定義表創建日期變量*/
DECLARE @Rows INT /*定義表行數變量*/

CREATE TABLE #tmpTable /*創建用來儲存資訊的臨時表*/
(
Tablename VARCHAR(128),
crDate datetime,
Row INT
)
OPEN find_user_table /*打開遊標*/
FETCH NEXT FROM find_user_table INTO @cName,@crdate /*從遊標中讀取表名到變量*/
WHILE @@FETCH_STATUS=0
BEGIN
DECLARE @cSql nvarchar(500),@par nvarchar(30)
SELECT @par='@nRows INT OUTPUT'
SELECT @cSql='SELECT @nRows=COUNT(*) FROM ['+@cName+']'
EXECUTE sp_executesql @cSql,@par,@rows OUTPUT /*計算當前表的總行數*/

INSERT INTO #tmpTable valueS(@cName,@crdate,@rows) /*將當前表資訊存儲到臨時表*/
FETCH NEXT FROM find_user_table INTO @cName,@crdate /*從遊標中讀取表名到變量*/
END
SELECT * FROM #tmpTable /*顯示所有表資訊*/
DROP TABLE #tmpTable /*刪除臨時表*/
CLOSE find_user_table /*關閉遊標*/
DEALLOCATE find_user_table /*釋放遊標*/



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