Select Statement In Case Sql
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Select statement in case sql. The following example displays the list price as a text comment based on the price range for a product. We can use a case statement with group by clause as well. We further want to calculate the minimum and maximum salary for a particular range of employees.
So once a condition is true it will stop reading and return the result. Additionally if your select statement on employees returns multiple rows then the result of the assignment if done correctly is not predictable. Within a select statement the searched case expression allows for values to be replaced in the result set based on comparison values.
If no conditions are true it returns the value in the else clause. Suppose we want to group employees based on their salary. Using a select statement with a searched case expression.
Sql server azure sql datenbank azure synapse analytics sql dw parallel data warehouse applies to. You need to use set statement instead for variable assignments but this requires the select statement to be a singleton statement. The case statement goes through conditions and returns a value when the first condition is met like an if then else statement.
Addtionally you need to use quotename on the table name to protect against sql injection attacks and give select.
