create trigger TriClerkOfficeDelete on ClerkOffice for delete --删除触发 as declare @id uniqueidentifier select @id=ClerkId from deleted; delete ClerkOfficeRole where ClerkRoleKey=@id; print '删除数据成功!'; go string_split 分割字符串函数 SQL SERVER 2016 以上版本 1 2 3 4 5 6 7 8 9 10...
The name of the Transact-SQL server cursor defined. cursor_name must conform to the rules for identifiers. LOCAL Specifies that the scope of the cursor is local to the batch, stored procedure, or trigger in which the cursor was created. The cursor name is only valid within this scope. The...
SQL%ROWCOUNT 整型 代表DML语句成功执行的数据行数 SQL%FOUND 布尔型 值为TRUE代表插入、删除、更新或单行查询操作成功 SQL%NOTFOUND 布尔型 与SQL%FOUND属性返回值相反 SQL%ISOPEN 布尔型 DML执行过程中为真,结束后为假 【训练1】 使用隐式游标的属性,判断对雇员工资的修改是否成功。 步骤1:输入和运行以下程序:...
sp_describe_cursor encapsulates its result set in a Transact-SQL cursor output parameter. This enables Transact-SQL batches, stored procedures, and triggers to work with the output one row at a time. This also means that the procedure cannot be called directly from database API functions. The...
In other cases, the clause is ignored and the cursor cannot be used as a result set cursor. TO CLIENT Specifies that the cursor can return a result set to the client application. This cursor is invisible to any intermediate nested procedures. If a function or trigger calls the procedure (...
The name of the Transact-SQL server cursor defined. cursor_name must conform to the rules for identifiers.LOCALSpecifies that the scope of the cursor is local to the batch, stored procedure, or trigger in which the cursor was created. The cursor name is only valid within this scope. The ...
CreateOrAlterTriggerStatement CreateOrAlterViewStatement CreatePartitionFunctionStatement CreatePartitionSchemeStatement CreateProcedureStatement CreateQueueStatement CreateRemoteServiceBindingStatement CreateResourcePoolStatement CreateRoleStatement CreateRouteStatement CreateRuleStatement CreateSchemaStatement CreateSearchPropert...
Fixes an issue that triggers an access violation when you run a stored procedure that uses a cursor on a table variable in SQL Server.
Specifies that the scope of the cursor is local to the batch, stored procedure, or trigger in which the cursor was created. The cursor name is only valid within this scope. The cursor can be referenced by local cursor variables in the batch, stored procedure, or trigger, or a stored proc...
create or replace trigger test.after_logon_trg after logon on test.schema begin execute immediate 'alter session set cursor_sharing=force'; end; / CURSOR_SHARING_EXACT Hint When cursor sharing is enabled all literals are converted to bind variables. If there is a reason you don't want this...