If statement sql server

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In real life, we make decisions based on the conditions. For example, look at the following conditions. In these examples, we decide as per the conditions. For example, if I get a bonus then only I will go for an international vacation else I will go for domestic vacations. We need to incorporate these conditions-based decisions in programming logic as well.

If statement sql server

Usually, it is a decision-making statement in various programming languages that returns a value based on the given conditions. This statement executes the code written in IF block when the given condition evaluates to true and when the condition evaluates false, then the ELSE statement will be executed. The following are the syntax that illustrates the use of this statement in SQL Server :. Otherwise, this block is skipped, and the program control is moved to the statement after the END keyword. The below example will display the result when the condition is satisfied. Otherwise, the program control moved to the statement after the END keyword, if any. Now, we will demonstrate it on the below ' Student' table having the following data:. The below is another example that gets the total marks of a selected student from the ' Student' table in the sample database and then prints a message if it is greater than The below example will display the message " Congratulations! You pass the Examination " when the IF condition is satisfied. Otherwise, display " You are failed! Better Luck Next Time ". Executing the statement will give the below output. Therefore, the message inside the ELSE block is displayed:.

In the following query, we want to print a message from two print statements once a condition is satisfied.

Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Imposes conditions on the execution of a Transact-SQL statement. Transact-SQL syntax conventions. The following example executes a query as part of the Boolean expression. The following example executes a query as part of the Boolean expression and then executes slightly different statement blocks based on the result of the Boolean expression.

In real life, we make decisions based on the conditions. For example, look at the following conditions. In these examples, we decide as per the conditions. For example, if I get a bonus then only I will go for an international vacation else I will go for domestic vacations. We need to incorporate these conditions-based decisions in programming logic as well. 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.

If statement sql server

It allows a line of code or a block of code to be run only if certain conditions are met. If the conditions are not met, the code is skipped, and execution moves to later lines of code. The IF statement is very simple to use. An argument is a logical comparison that evaluates to either true or false. When the argument s evaluate as TRUE, the subsequent code is executed. Consider this statement block of code that includes IF statements. A variable is declared with a numeric type and set to the value of 1. The first IF statement uses an argument to compare that value to the constant zero.

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Build fast and responsive sites using our free W3. W3Schools Coding Game! If that evaluates as true, then the code labeled Block 1 will be executed. While using W3Schools, you agree to have read and accepted our terms of use , cookie and privacy policy. Company Questions. Otherwise, display " You are failed! Backend Learn Python Tutorial Reference. We need to incorporate these conditions-based decisions in programming logic as well. Cloud Computing. Skip to main content. This browser is no longer supported. Create your own website with W3Schools Spaces - no setup required. Programs Full Access Best Value! Transact-SQL syntax conventions. Compiler Design.

Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Imposes conditions on the execution of a Transact-SQL statement.

The first IF statement uses an argument to compare that value to the constant zero. The code in Blocks 1 and 3 are not executed. Author Recent Posts. What is an Exercise? Build fast and responsive sites using our free W3. W3Schools is optimized for learning and training. The ELSE does not have an argument attached to it. This example also had an ELSE. Rajendra Gupta. Backend Learn Python Tutorial Reference. Unlike other programming languages, we can nest an IF This author pledges the content of this article is based on professional experience and not AI generated. If Argument 2 evaluates as true, then the code in Block 2 is executed. If the conditions are not met, the code is skipped, and execution moves to later lines of code.