We can use BEGIN and END in the IF Statement to identify a statement block 我们可以在IF语句中使用BEGIN和END来标识一个语句块 The ELSE condition is optional to use ELSE条件是可选使用 Let’s explore SQL IF Statement using examples. 让我们
Let’s explore SQL IF Statement using examples. Example 1: IF Statement with a numeric value in a Boolean expression In the following example, we specified a numeric value in the Boolean expression that is always TRUE. It prints the statement for If statement because the condition is true. 1...
This SQL Server tutorial explains how to use theIF...ELSE statementin SQL Server (Transact-SQL) with syntax and examples. Description In SQL Server, the IF...ELSE statement is used to execute code when a condition is TRUE, or execute different code if the condition evaluates to FALSE. Syn...
This Oracle tutorial explains how to use the IF-THEN-ELSE statement in Oracle with syntax and examples. In Oracle, the IF-THEN-ELSE statement is used to execute code when a condition is TRUE, or execute different code if the condition evaluates to FALSE.
SQL statements,:query clauseThe query clause is the most basic and indispensable part of a statement. The query clause defines the specific content to be queried based on a specific index field. You can specify multi...
True_Value: If the boolean_expression is TRUE, it returns value specified in the true_value parameter False_Value: If the boolean_expression is FALSE, it returns value specified in the false_value parameter Let’s explore SQL IIF statement using examples. Example...
The complete guide to SQL IF. Learn the syntax, parameters, use cases and find practical examples in the Hightouch SQL Dictionary.
The following SQL script does the same, but rather uses the IF … ELSE construct to switch between two different statements, instead of calculating the result in one single statement: SETDATEFIRST1-- first day of the week is a MondayIF(DATEPART(WEEKDAY,GETDATE())=1)BEGINSELECT'Monday'ENDEL...
(); } function resultHandler(event:SQLEvent):void { var result:SQLResult = dbStatement.getResult(); if (result != null) { var emp:Employee; var numRows:int = result.data.length; for (var i:int = 0; i < numRows; i++) { emp = result.data[i]; trace(emp.toString()); } }...
The following example has a Boolean expression (1 = 1) that is true and, therefore, prints the first statement. SQL 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 ther...