This article explores the useful function SQL IF statement inSQL Server. 本文探讨了SQL Server中有用的函数SQL IF语句。 介绍(Introduction) In real life, we make decisions based on the conditions. For example, look at the following conditions. 在现实生活中,我们根据条件做出决定。 例如,查看以下情况。
The IF ELSE statement controls the flow of execution in SQL Server. It can be used in stored-procedures, functions, triggers, etc. to execute the SQL statements based on the specified conditions. Syntax: Copy IF Boolean_expression { sql_statement | statement_block } [ ELSE { sql_statement...
This SQL Server tutorial explains how to use the IF...ELSE statement in SQL Server (Transact-SQL) with syntax and examples. In SQL Server, the IF...ELSE statement is used to execute code when a condition is TRUE, or execute different code if the conditio
SQLServerStatement 方法 addBatch 方法 (SQLServerStatement) cancel 方法(SQLServerStatement) clearBatch 方法 (SQLServerStatement) clearWarnings 方法 (SQLServerStatement) close 方法(SQLServerStatement) execute 方法 (SQLServerStatement) executeBatch 方法 (SQLServerStatement) executeQuery 方法 (SQLServerStatement) execut...
function_body is used only in scalar functions and multi-statement table-valued functions (MSTVFs). In scalar functions, function_body is a series of Transact-SQL statements that together evaluate to a scalar value. In MSTVFs, function_body is a series of Transact-SQL statements that populate...
SQL SERVER中的用户定义函数(User Defined Functions 简称UDF)分为标量函数(Scalar-Valued Function)和表值函数(Table-Valued Function)。其中表值函数又分为Inline table-valued functions和Multistatement table-valued functions。 用户定义函数(UDF)在 SQL Server 中发挥重要的作用。用户定义函数可以用于执行复杂的逻辑...
1. 导入驱动Jar包:sqljdbc.jar 2. 加载并注册驱动程序 3. 设置连接路径 4. 加载并注册驱动 5. 连接数据库 6. 操作数据库 7. 关闭连接 代码如下: ***连接数据库*** 1packagezj6_Test;2importjava.sql.*;3publicclassZj6_3 {4/**5* 使用Statement接口实现对数据库的增删改操作6*/7privatestaticfinal...
AlterRemoteServiceBindingStatement AlterResourceGovernorCommandType AlterResourceGovernorStatement AlterResourcePoolStatement AlterRoleAction AlterRoleStatement AlterRouteStatement AlterSchemaStatement AlterSearchPropertyListStatement AlterSecurityPolicyStatement AlterSequenceStatement AlterServerAuditSpecificationStatement AlterServe...
Azure 门户下载 SQL Server 版本 SQL Server 2022 SQLServerPooledConnection 类 SQLServerPreparedStatement 类 SQLServerResource 类 SQLServerResultSet 类 SQLServerResultSetMetaData 类 SQLServerSavepoint 类 SQLServerStatement 类 SQLServerStatement 类 SQLServerStatement 成员 ...
BrokerPriorityStatement 類別 BrowseForClause 類別 BuiltInFunctionTableReference 類別 BulkInsertBase 類別 BulkInsertOption 類別 BulkInsertOptionKind 列舉 BulkInsertStatement 類別 BulkOpenRowset 類別 CallTarget 類別 CaseExpression 類別 CastCall 類別 CellsPerObjectSpatialIndexOption 類別 CertificateCreateLoginSource 類...