DataGrip 2021.2 Help

Code Inspection: Redundant ELSE NULL clause

Reports redundant ELSE NULL clauses.

Example (MySQL):

SELECT CASE WHEN 2 > 1 THEN 'OK' ELSE NULL END AS alias FROM foo;


The ELSE NULL part will never be executed and may be omitted.

Suppress an inspection in the editor

  1. Position the caret at the highlighted line and press Alt+Enter or click the Intention action icon.

  2. Click the arrow next to the inspection you want to suppress and select the necessary suppress action.

Last modified: 16 July 2021