Query Error: SELECT COUNT(*) FROM a2_documents AS d INNER JOIN a2_channels AS c ON (d.channelId = c.channelId) WHERE d.isTrash = 0 AND d.eaState = '审批通过' AND d.isDraft = 0 AND d.channelId IN (22) Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '='