1 CREATE PROCEDURE sp_DeleteAllData 2 AS 3 EXEC sp_MSForEachTable 'ALTER TABLE ? NOCHECK CONSTRAINT ALL' 4 EXEC sp_MSForEachTable 'ALTER TABLE ? DISABLE TRIGGER ALL' 5 EXEC sp_MSForEachTable 'DELETE FROM ?' 6 EXEC sp_MSForEachTable 'ALTER TABLE ? CHECK CONSTRAINT ALL' 7 EXEC s...
sql Server 删除所有数据库里表的的数据 一、 执行以下存储过程 CREATE PROCEDURE sp_DeleteAllData AS EXEC sp_MSForEachTable'ALTER TABLE ? NOCHECK CONSTRAINT ALL'EXEC sp_MSForEachTable'ALTER TABLE ? DISABLE TRIGGER ALL'EXEC sp_MSForEachTable'DELETE FROM ?'EXEC sp_MSForEachTable'ALTER TABLE ?
1、使用DELETE实现SQL Server删除表信息 (1)删除表中的全部信息 USE student GO DELETE student --不加where条件,删除表中的所有记录 go (2)删除表中符合条件的记录 USE student GO DELETE student where Id='001' --删除表中符合条件的记录 GO 2、使用TRUNCATE删除表中的信息 USE student GO TRUNCATE TABLE ...
使用SQL Server Management Studio 若要從資料庫刪除資料表 在[物件總管] 中選取要刪除的資料表。 在資料表上按一下滑鼠右鍵,再從快速鍵功能表中選擇 [刪除]。 訊息方塊會提示您確認是否刪除。 按一下 [是] 。 注意 刪除資料表會自動移除它的所有關聯性。
1、清空SQL Server数据库中所有表数据 (1)编写存储过程脚本: CREATE PROCEDURE sp_DeleteAllData AS EXEC sp_MSForEachTable 'ALTER TABLE ? NOCHECK CONSTRAINT ALL' EXEC sp_MSForEachTable 'ALTER TABLE ? DISABLE TRIGGER ALL' EXEC sp_MSForEachTable 'DELETE FROM ?' ...
Requires ALTER permission on the schema to which the table belongs, CONTROL permission on the table, or membership in thedb_ddladminfixed database role. Using SQL Server Management Studio To delete a table from the database In Object Explorer, select the table you want to delete. ...
上述代码将获取目标数据库中的所有表,并依次执行TRUNCATE TABLE命令清空数据。 2.2 使用DELETE FROM 另一种常用方法是使用DELETE FROM来删除数据。此命令适用于存在外键约束的表,但会记录每一条删除记录,因此可能影响性能。 示例代码: USEYourDatabase;-- 替换为目标数据库名称DECLARE@sqlNVARCHAR(MAX)=N'';SELECT@...
DELETE (Transact-SQL) -- Syntax for SQL Server and Azure SQL Database [ WITH<common_table_expression>[ ,...n ] ] DELETE [ TOP ( expression ) [ PERCENT ] ] [ FROM ] { { table_alias |<object>| rowset_function_limited [ WITH ( table_hint_limited [ ...n ] ) ] } ...
Space that a table uses is not completely released after you use a DELETE statement to delete data from the table in SQL Serverhttps://support.microsoft.com/kb/913399结果===- 客户的应用逻辑允许将表清空。因此我们选择了TRUCATE TABLE的方法。完成后,出问题的存储过程的性能都恢复到了从前。CommentsA...
Space that a table uses is not completely released after you use a DELETE statement to delete data from the table in SQL Serverhttps://support.microsoft.com/kb/913399结果===- 客户的应用逻辑允许将表清空。因此我们选择了TRUCATE TABLE的方法。完成后,出问题的存储过程的性能都恢复到了从前。CommentsA...