'kim');insertintot1values(30,'mun');--返回表的多行数据createorreplacefunctiongetallrow()returnssetof t1asdeclareoner t1%rowtype;beginforonerinselect*fromt1whereid>0loop-- 此处可以执行一些其他语句returnnext oner;-- 返回当前查询行endloop;return;end;--测试结果:test-#/getallrow...
如果用于存储过程,RETURN 不能返回 null 值。 如果某个过程试图返回空值(例如,使用 @status,而 @status 为 NULL),则将生成警告消息并返回 0 值。 在执行了当前过程的 batch 或过程中,返回状态值可包含在后续 Transact-SQL 语句中,但必须按以下格式输入:EXECUTE @return_status = <procedure_name>。
当查询为null的时候,就报错了。 二、报的错误 试图从具有原始返回类型(int)的方法返回null org.apache.ibatis.binding.BindingException: Mapper method 'com.dmsdbj.itoo.basicInfo.dao.RoomDao.selectSumCountCapacity attempted to return null from a method with a primitive return type (int). at org.apache...
A RETURN statement must be specified in the body of an SQL table function. For an SQL procedure, the RETURNS statement optionally returns an integer status value. Syntax label: RETURN expressionNULLfullselect Description label Specifies the label for the RETURN statement. A label name cannot be ...
This example shows a stored procedure that returns the LastName and SalesYTD values for all SalesPerson rows that also appear in the vEmployee view. SQL Copy USE AdventureWorks2022; GO IF OBJECT_ID('Sales.uspGetEmployeeSalesYTD', 'P') IS NOT NULL DROP PROCEDURE Sales.uspGetEmployeeSalesYTD...
using (DeleteAction delete = new DeleteAction(Entity)) { delete.SqlWhere(cms_user.Columns.id, "1,2,3,4,5", RelationEnum.In); delete.Excute(); return delete.ReturnCode; } using (UpdateAction update = new UpdateAction(Entity)) { update.SqlKeyValue(cms_user.Columns.createtime, null); ...
!> in c# . Check is object null - What are the options? .Net 4 FileLoadException permissions problem With windows service .NET code to extract data from an excel sheet and create a text file having a specific format .Net Core 3.0 Console App. Microsoft.Data.SQLClient is not supported ...
Array's IN SQL SERVER? ASCII values for extended characters Assign empty string '' if datetime is null Assign EXEC output to Variable Assigning NULL value to column name using Case Statement of where is SQL SERVER 2008 atomic if not exists() and insert or update Attempt to fetch logical pag...
Learn more about the Microsoft.SqlServer.TransactSql.ScriptDom.FunctionReturnType.FunctionReturnType in the Microsoft.SqlServer.TransactSql.ScriptDom namespace.
if (null == this.user) { throw new RuntimeException("Acquired null user which should never happen"); } } @Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ((zookeeperQuorum == null) ? 0 : zookeeperQuorum.hashCode()); ...