#SELECT cikk_raktar.cikkszam, cikk_tecdoc.gyarto, cikk_tecdoc.keresoAZ, cikk_tecdoc.DLNr
FROM cikk_tecdoc
LEFT JOIN cikk_raktar on (cikk_raktar.eredeti=cikk_tecdoc.cikkszam)
WHERE
((cikk_tecdoc.cikkszam IN ('A2 VKJC 5444','A5 234235','A3 SKF VKJC5444','F2 1002912908','C9 VKJC5444','F4 SKFVKJC5444','F2 1004022636','C4 0022687','B1 SKFVKJC 5444','C4 VKJC 5444','C9 17-0603MET','A9 VKJC 5444')) and (keszlet>0) and (cikk_tecdoc.cikkszam is not null))
#