Erro da base de dados do WordPress: [Illegal mix of collations for operation 'UNION']
SELECT domain FROM wpqh_trp_gettext_pt_pt UNION SELECT domain FROM wpqh_trp_gettext_en_gb UNION SELECT domain FROM wpqh_trp_gettext_es_es ORDER BY domain ASC

Erro da base de dados do WordPress: [Illegal mix of collations for operation 'UNION']
SELECT domain FROM wpqh_trp_gettext_pt_pt UNION SELECT domain FROM wpqh_trp_gettext_en_gb UNION SELECT domain FROM wpqh_trp_gettext_es_es ORDER BY domain ASC