Erreur SQL !
SELECT * FROM flux_actu WHERE theme_src="L1" and id_flux_actu="3628177$article=officiel-grace-a-la-victoire-de-chelsea-l-ol-est-directement-qualifie-pour-les-poules-de-c1" UNION (SELECT * FROM flux_sport WHERE theme_src="L1" and id_flux_sport="3628177$article=officiel-grace-a-la-victoire-de-chelsea-l-ol-est-directement-qualifie-pour-les-poules-de-c1") UNION (SELECT * FROM flux_tech WHERE theme_src="L1" and id_flux_tech="3628177$article=officiel-grace-a-la-victoire-de-chelsea-l-ol-est-directement-qualifie-pour-les-poules-de-c1") UNION (SELECT * FROM flux_foot WHERE theme_src="L1" and id_flux_foot="3628177$article=officiel-grace-a-la-victoire-de-chelsea-l-ol-est-directement-qualifie-pour-les-poules-de-c1")