T-SQL存储过程 存储过程(stored procedure)有时也称sproc,它是真正的脚本,更准确地说,它是批处理(batch),但都不是很确切,它存储与数据库而不是单独的文件中。 存储过程中有输入参数,输出参数以及返回值等。 TestTalb CREATETABLE[dbo].[TrackLog]([Id][int]IDENTITY(1,1)NOTNULL,[FullName][varchar](200)...
System.Data.CommandType.StoredProcedure, param);//---获取输出参数//根据输出参数判断转账结果intoutPutparam = Convert.ToInt16(param[3].Value);switch(outPutparam) {case1: Console.WriteLine($"success
CREATE PROCEDURE #TempStoredProcedure AS BEGIN -- Procedure logic goes here END 同样,以下是创建一个临时函数的示例: 代码语言:txt 复制 CREATE FUNCTION #TempFunction RETURNS TABLE AS RETURN ( SELECT * FROM SomeTable ) 在使用临时函数和存储过程时,需要注意以下几点: ...
Return code values Remarks Show 3 more Applies to: SQL Server Azure SQL Managed Instance This stored procedure removes all replication objects on the publication database on the Publisher instance of SQL Server, or on the subscription database on the Subscriber instance of SQL Server....
RETURN— Exit a server code module (stored procedure, function, and so on) and return control to the calling scope. You can use RETURN <value> to return an INT value to the calling scope. BREAK— Exit WHILE loop run. THROW— Raise errors and potentially re...
Return Types Optionally returnsint. Note Unless documented otherwise, all system stored procedures return a value of 0. This indicates success and a nonzero value indicates failure. Remarks When used with a stored procedure, RETURN cannot return a null value. If a procedure tries to return a nu...
If your application uses cursors in ad-hoc batches, move the code to a stored procedure or a function. Examples The following examples use a cursor to iterate over source rows and merges into the OrderItems table. Create the OrderItems table. CREATE TABLE OrderItems ...
ERROR_PROCEDURE ( ) หมายเหตุ To view Transact-SQL syntax for SQL Server 2014 (12.x) and earlier versions, see Previous versions documentation.Return Typesnvarchar(128)Return ValueWhen called in a CATCH block, ERROR_PROCEDURE returns the name of the stored procedure or tri...
Test the stored procedureTo test the stored procedure, type and execute the following statement. The procedure should return the names of the two products entered into the Products table in Lesson 1 with a price that is less than 10.00.SQL Копирај ...
But if this type of stored procedure needs to be run frequently, then it should be rewritten. The Reason For the Rewrite Every SQL statement used in a stored procedure can get it’s own execution plan, depending on whether or not it was parameterized. Parameterized queries that are ...