Illegal mix of collations (utf8_general_ci,IMPLICIT) and (utf8_unicode_ci,IMPLICIT)
错误信息selecta.* fromhospital_infoa, testb whereb.test_2=a.city_codeLIMIT0,1000ErrorCode:1267.Illegalmixofcollations(utf8_general_ci,IMPLICIT)and(utf8_unicode_ci,IMPLICIT) foroperation'='0.000sec分析根据异常信息