Illegal mix of collations (utf8mb4_general_ci,IMPLICIT) and (utf8mb4_unicode_ci,IMPLICIT) for operat

        1.问题 今天又在mysql中遇到了，吐血。   2.解决方案 SQL最后加上 COLLATE utf8mb4_unicode_ci SELECT t2.cust_id as cust_id_ex,t1.* from ( SELECT * from credit_nigeria.apply WHERE updateTime>"2019-11-10" ) t1 RIGHT

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