步骤5: 执行if else if语句 最后一步是执行我们编写的if else if语句。使用以下代码执行if else if语句: AI检测代码解析 DELIMITER//CREATEPROCEDUREexample_procedure()BEGINIFcondition1THENstatement1;ELSEIFcondition2THENstatement2;ELSEIFcondition3THENstatement3;ELSEstatement4;ENDIF;END//DELIMITER;CALLexample_pro...
IF(2<=0)PRINT'Executed the statement as condition is TRUE';ELSEPRINT'Executed the statement as condition is FALSE'; 示例2:布尔表达式中带有变量的IF语句(Example 2: IF Statement with a variable in a Boolean expression) In the following example, we use a variable in the Boolean expression to ...
package cn.juwatech.sql.example;import java.sql.*;public class SQLIfStatementExample {public static void main(String[] args) {String url = "jdbc:mysql://localhost:3306/mydatabase";String user = "username";String password = "password";try (Connection conn = DriverManager.getConnection(url, u...
51CTO博客已为您找到关于sql server if else的相关内容,包含IT学习相关文档代码介绍、相关教程视频课程,以及sql server if else问答内容。更多sql server if else相关解答可以来51CTO博客参与分享和学习,帮助广大IT技术人实现成长和进步。
IF 1 = 1 PRINT 'Boolean expression is true.' ELSE PRINT 'Boolean expression is false.'; The following example has a Boolean expression (1 = 2) that is false, and therefore prints the second statement.SQL העתק IF 1 = 2 PRINT 'Boolean expression is true.' ELSE PRINT 'Bool...
Connection; import java.sql.ResultSet; import java.sql.Statement; import java.util.concurrent.Executors; import java.util.concurrent.Future; import com.microsoft.sqlserver.jdbc.SQLServerDataSource; // The microsoft-authentication-library-for-java is needed to retrieve the access token in this...
if (!MysqlProto.negotiate(context)) {return;} if (registerConnection(context)) {MysqlProto.sendResponsePacket(context); } else {context.getState().setError(ErrorCode.ERR_USER_LIMIT_REACHED, "Reach limit of connections"); MysqlProto.sendResponsePacket(context); return; } context.setStartTime()...
If all conditions are evaluated to false, the if...then...elsif executes the statements in the else branch. The following flowchart illustrates the if then elsif statement: Let’s look at the following example: do $$ declare v_film film%rowtype; len_description varchar(100); begin select...
The Transact-SQL statement that follows an IF keyword and its condition is executed if the condition is satisfied: the Boolean expression returns TRUE. The optional ELSE keyword introduces another Transact-SQL statement that is executed when the IF condition is not satisfied: the Boolean expression ...
IF 1 = 1 PRINT 'Boolean_expression is true.' ELSE PRINT 'Boolean_expression is false.' ; The following example has a simple Boolean expression (1=2) that is false, and therefore prints the second statement. IF 1 = 2 PRINT 'Boolean_expression is true.' ELSE PRINT 'Boolean_expression is...