DataGrip 2021.2 Help

Code Inspection: Unused variable

Reports unused arguments, variables, or parameters.

Example (PostgreSQL):

CREATE FUNCTION foo(PARAMUSED INT, PARAMUNUSED INT) RETURNS INT AS $$ BEGIN RETURN PARAMUSED; END $$ LANGUAGE plpgsql;


The PARAMUNUSED parameter is not used in the function and might be deleted.

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