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2 mar 2017 · If you are checking conditions against multiple variables then you would have to go for multiple IF Statements, Each block of code will be executed independently from other blocks. IF(@Var1 Condition1) BEGIN /*Your Code Goes here*/ END IF(@Var2 Condition1) BEGIN /*Your Code Goes here*/ END IF(@Var3 Condition1) BEGIN /*Your Code Goes here*/ END
28 maj 2024 · In this article, we explored different options for executing IF-THEN logic in a SQL SELECT statement. These options include using CASE , IIF() , and CHOOSE() . Furthermore, if we want a query that’s used in almost every dialect, we must choose the CASE statement.
15 sty 2014 · 4 Answers. Sorted by: 6. How To Use Case. Try with CASE Statement. Select personid,lastname,firstname,age, Case when age between 26 and 27 then 'post graduate' when age between 28 and 30 then 'working and single' when age between 31 and 33 then ' middle level manager and married' Else 'Nil' End comments from persons. edited Jan 15, 2014 at 5:57.
We can use multiple IF statement to check multiple expressions totally independent from each other. In the example below, each IF statement's expression is evaluated and if it is true the code inside the BEGIN...END block is executed.
If the condition is true, the SQL statements within the BEGIN and END block will be executed. If the condition is false, the block will be skipped, and the execution will continue with the next statement. Let's explore some simple examples to understand how IF statements work in SQL.
3 wrz 2024 · Imposes conditions on the execution of a Transact-SQL statement. The Transact-SQL statement that follows an IF keyword and its condition is executed if the condition is satisfied: the Boolean expression returns TRUE.
More often than not we need to check multiple expressions and take specific actions based on those expressions. This situation is handled using multiple IF...ELSE IF statements. In this example all the expressions are evaluated from top to bottom.
