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