Erro de contagem de registros: SELECT COUNT(*) FROM conteudo WHERE ( texto like '%Riva%' or titulo like '%Riva%' or resumo like '%Riva%' or texto like '%Jos�%' or titulo like '%Jos�%' or resumo like '%Jos�%' ) ORDER BY id DESC. Mysql informa: Illegal mix of collations (utf8mb4_unicode_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'like'