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
● 在指定了整型数据的所有语法位置使用BIG INT数据类型的有ALTER PROCEDURE、ALTER TABLE、CREATE PROCEDURE、CREATE TABLE及DECLARE变量。4.2.2 二进制数据类型二进制数据类型是比较常用的数据类型之一,具体包括以下两种类型。1.BINARY数据类型BINARY数据类型用于存储二进制数据。其定义形式为BINARY(n),n表示数据的长度,...
可以将架构看作是各种对象的容器,这些对象可以是表(table)、视图(view)、存储过程(stored procedure)等等。 此外,架构也是一个命名空间,用作对象名称的前缀。例如,架设在架构Sales中有一个Orders表,架构限定的对象名称是Sales.Orders。如果在引用对象时省略架构名称,SQL Server将采用一定的办法来分析出架构名称是什么...
Return code values Remarks Taispeáin 3 eile 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...
Run the stored procedure. CALL LoopItems(); Select all rows from the OrderItems table. SELECT * FROM OrderItems; OrderID Item Quantity 1 M8 Bolt 100 2 M8 Nut 100 3 M8 Washer 200 Summary FeatureSQL Server Aurora MySQL Comments Cursor options [FORWARD_ONLY | ...
The following example shows the SQL Server syntax that runs a stored procedure or function. [{EXEC | EXECUTE } ]{[ @return_status = ]{module_name [ ;number ] | @module_name_var } [ [ @parameter = ]{value | @variable [ OUTPUT ] | [ DEFAULT ] } ] ...
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 null value (for example, using RETURN@sta...
Note SQL Server will return from a stored procedure before it has finished executing if the stored procedure returns enough data to fill its buffers. If this happens, both the T-SQL Debugger and the Visual Basic debugger will be active at the same time. Your Visual Basic code must fetch th...
SELECT ProductName, Price FROM vw_Names WHERE Price < @varPrice; END GO To test the stored procedure, type and execute the following statement. The procedure should return the names of the two products entered into theProductstable in Lesson 1 with a price that is less than10.00. ...