SQL CREATEPROCEDUREpr_Names @VarPrice moneyASBEGIN-- The print statement returns text to the userPRINT'Products less than '+CAST(@VarPriceASvarchar(10));-- A second statement starts hereSELECTProductName, PriceFROMvw_NamesWHEREPrice < @VarPrice;ENDGO ...
{sql_statement|statement_block} 使用語句區塊所定義的任何有效 Transact-SQL 語句或語句群組。 若要定義語句區塊 (batch),請使用流程控制語言關鍵字BEGIN和END。 雖然所有 Transact-SQL 語句在區塊內都是有效的,但某些 Transact-SQL 語句不應該在同一BEGIN...END批 (語句區塊) 內群組在一起。
执行T-SQL 语句任务运行 Transact-SQL 语句。 有关详细信息,请参阅 Transact-SQL 引用(数据库引擎)和Integration Services (SSIS) 查询。此任务类似于执行 SQL 任务。 但是,执行 T-SQL 语句任务只支持 SQL 语言的 Transact-SQL 版本,在使用 SQL 语言的其他方言的服务器上无法使用此任务来运行语句。 如果需要...
Is any Transact-SQL statement or statement grouping as defined by using a statement block. Unless a statement block is used, the IF or ELSE condition can affect the performance of only one Transact-SQL statement.To define a statement block, use the control-of-flow keywords BEGIN and END.Rema...
SET XACT_ABORT ON BEGIN TRY BEGIN TRAN -- your code goes here COMMIT TRAN END TRY BEGIN CATCH TRAN_ABORT DECLARE @err AS INT SET @err = @@error IF @err = <error id 1> BEGIN -- Handle error 1 END ELSE IF @err = <error id 2> BEGIN -- Handle error 2 END -- ... other ...
[SerializableAttribute] public abstract class TSqlStatement : TSqlFragment TSqlStatement 型別會公開下列成員。建構函式展開資料表 名稱說明 TSqlStatement 初始化 TSqlStatement 的新執行個體。回頁首屬性展開資料表 名稱說明 FirstTokenIndex 取得或設定第一個語彙基元索引。 (繼承自 TSqlFragment)。 Fragment...
Begin SETs.CustodianID = @ID END END IF Order By c.ContactName --Grant execute on Sel_DCF_GetContactsByRefType to public END You can't use IF mid-query. IF is used for proc control, not mid-statement decisions, you want CASE for that usually, but neither here... ...
Accepts visitor C# 复制 public override void Accept (Microsoft.SqlServer.TransactSql.ScriptDom.TSqlFragmentVisitor visitor); Parameters visitor TSqlFragmentVisitor Applies to 产品版本 Microsoft.SQLServer.DacFx 140.3881.1, 150.18208.0, 160.2004021.0, 161.6374.0, 161 本文...
Is any Transact-SQL statement or statement grouping as defined by using a statement block. Unless a statement block is used, the IF or ELSE condition can affect the performance of only one Transact-SQL statement.To define a statement block, use the control-of-flow keywords BEGIN and END.Rema...
TRY…CATCH syntax example BEGIN TRY -- Code that might generate an error INSERT INTO Employees (EmployeeID, Name) VALUES (1, 'John Doe'); END TRY BEGIN CATCH -- Error handling code PRINT 'An error occurred: ' + ERROR_MESSAGE(); END CATCH; In this example, if the INSERT statement wi...