supprimer tous les enregistrements de la table
DELETE FROM table_name;
sql supprimer où dans
-- Deletes all records where `columnName` matches the values in brackets.
DELETE FROM tableName WHERE columnName IN ('val1', 'val2', 'val3');
supprimer toutes les lignes de la table
-- Quick, no possible rollback
TRUNCATE TABLE my_table;
-- With rollback
DELETE FROM my_table;
COMMIT;