@@ROWCOUNT is a system function in T-SQL that returns the number of rows affected by the last statement executed. In the context of a stored procedure, @@ROWCOUNT can be used to determine the number of rows affected by a particular SQL statement within the procedure. For example, if you ...
SQL Server ROWCOUNT_BIG function The data type of @@ROWCOUNT is integer. In the cases where a higher number of rows are affected than an integer can handle (meaning more than 2,147,483,647 rows!), you need to use the ROWCOUNT_BIG function. This function returns the data typebigint. H...
ByteCountSize of rendered reports in bytes. RowCountNumber of rows returned from queries. AdditionalInfoAn XML property bag containing additional information about the execution. Log fields (ExecutionLog) The following sample is a Transact SQL statement that retrieves rows from the view ExecutionLog....
CREATE TRIGGER Purchasing.LowCredit ON Purchasing.PurchaseOrderHeader AFTER INSERT AS IF (ROWCOUNT_BIG() = 0) RETURN; IF EXISTS (SELECT 1 FROM inserted AS i JOIN Purchasing.Vendor AS v ON v.BusinessEntityID = i.VendorID WHERE v.CreditRating = 5 ) BEGIN RAISERROR ('A vendor''s credit ...
status of the cursor after a fetch using the SQL%ROWCOUNT cursor attribute . fetch: FETCH cursor_name INTO [variable1, variable2 ...] | record_name ; 例如 : LOOP FETCH emp_cursor INTO v_empno, v_ename; EXIT WHEN ... ; -- Process the retrieved data ...
objConn.Open ConnectionString 'Execute command through the connection and display Set objRs = objConn.Execute(CommandText) Dim rowcount rowcount = 0 Do While Not objRs.EOF rowcount = rowcount + 1 MsgBox "Row " & rowcount & _ vbCrLf & vbCrLf & objRs(0) objRs.MoveNext Loop 'Clean up. ...
SQL Server will not automatically promote other integer data types (such as tinyint, smallint, and int) to bigint. In support of the new bigint data type, two new built-in functions have been introduced; BIG_COUNT and ROWCOUNT_ BIG. These ...
Defines the number of characters the fragment takes up in the script it was parsed. (Inherited from TSqlFragment) LastTokenIndex Gets or sets the last index of the token. (Inherited from TSqlFragment) OptionKind The external file format optional property. (Inherited from Extern...
ADO.NET 使用Connection 对象来连接数据库,使用Command 或DataAdapter对象来执行SQL语句,并将执行的结果返回给DataReader 或 DataAdapter ,然后再使用取得的DataReader 或DataAdapter 对象操作数据结果。 3、列举ASP.NET 页面之间传递值的几种方式。 1.使用QueryString, 如...?id=1; response. Redirect()... 2....
DECLARE @RowCount INT OUTPUT Using SQL Server 2000, the following message will be received: Msg 181, Level 15, State 1, Line 1 Cannot use the OUTPUT option in a DECLARE statement. On the other hand, using SQL Server 2005, the following message will be received for the same DECLARE statem...