Erreur MySQL : 1045 : Access denied for user 'root'@'localhost' (using password: NO)

Erreur MySQL : 1046 : No database selected

Erreur MySQL : 1046 : No database selected
SELECT pseudo,crit.date,crit.heure, asin,livre.id as lid,livre.titre,SUBSTRING_INDEX(crit.texte, ' ', 40) AS texte,star,amz_img_m FROM livre LEFT JOIN edition ON edition.livre=livre.id LEFT JOIN crit ON crit.livre = livre.id LEFT JOIN user ON crit.useruid=user.uid WHERE DATE_SUB(CURDATE(),INTERVAL 25 DAY) <= crit.date AND crit.ismain = 1 AND edition.ismain = 1 ORDER BY rand() LIMIT 5
Erreur MySQL : 1046 : No database selected
SELECT pseudo,crit.date,crit.heure, asin,livre.id as lid,livre.titre,SUBSTRING_INDEX(crit.texte, ' ', 40) AS texte,star,amz_img_m FROM livre LEFT JOIN edition ON edition.livre=livre.id LEFT JOIN crit ON crit.livre = livre.id LEFT JOIN user ON crit.useruid=user.uid WHERE DATE_SUB(CURDATE(),INTERVAL 25 DAY) <= crit.date AND crit.ismain = 1 AND edition.ismain = 1 ORDER BY rand() LIMIT 5
Erreur MySQL : 1046 : No database selected
SELECT pseudo,crit.date,crit.heure, asin,livre.id as lid,livre.titre,SUBSTRING_INDEX(crit.texte, ' ', 40) AS texte,star,amz_img_m FROM livre LEFT JOIN edition ON edition.livre=livre.id LEFT JOIN crit ON crit.livre = livre.id LEFT JOIN user ON crit.useruid=user.uid WHERE DATE_SUB(CURDATE(),INTERVAL 25 DAY) <= crit.date AND crit.ismain = 1 AND edition.ismain = 1 ORDER BY rand() LIMIT 5