Erreur SQL
select count(PER_ID), (YEAR(CURRENT_DATE)-YEAR(PER_NAISSANCE)) AS AGE FROM `poona_2013-2014`.JOUEUR LEFT JOIN poona_permanent.PERSONNE ON JOU_PER_ID=PER_ID WHERE JOU_IS_COMPET=1 AND PER_NAISSANCE>'1920-01-01' GROUP BY AGE ORDER BY AGE;
Query failed: Array