Question

INNER JOIN에 대한이 SQL 쿼리에 대해 도움을 줄 수 있습니까? 결과 반환 오류

connection.query("SELECT caracavis.caracname FROM caracavis WHERE firstcaturl ='" + req.body[0].firstcatname + "' AND secondcaturl = '" + req.body[0].secondcatname + "' AND thirdcaturl = '" + req.body[0].thirdcatname + "' AND fourthcaturl = '" + req.body[0].fourthcatname + "' AND fifthcaturl = '" + req.body[0].fifthcatname + "' INNER JOIN critereproducts ON caracavis.caracname = critereproducts.nameurl", function (error, results, fields) { 
 
\t \t \t \t if (!!error) { 
 
\t \t \t \t \t console.log('erreur'); 
 
\t \t \t \t } else { 
 
\t \t \t \t \t console.log(results); 
 
\t \t \t \t \t // res.json(results); 
 
\t \t \t \t }; 
 
\t \t \t });

Answer 1

INNER JOIN는 WHERE 전에 온다.

SELECT caracavis.caracname 
FROM caracavis 
INNER JOIN critereproducts 
ON caracavis.caracname = critereproducts.nameurl 
WHERE ...