t-sql if else example

Example 1: if else sql

IF Boolean_expression
BEGIN
    -- Statement block executes when the Boolean expression is TRUE
END
ELSE
BEGIN
    -- Statement block executes when the Boolean expression is FALSE
END

Example 2: how to do an if statement in sql server

DECLARE @Course_ID INT = 4

IF (@Course_ID = 4)
Select * from Guru99 where Tutorial_ID = 4
ELSE
Select * from Guru99 where Tutorial_ID != 4

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Sql Example

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