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mysqlGROUP_CONCAT结果是blob类型的,怎么转换成varchar

时间:2021-07-01 10:21:17 帮助过:98人阅读

mysqlblob

select faudit_main_id,GROUP_CONCAT( CONCAT('[',
CONCAT_WS('&',FAUDIT_SUB_INDEX, FAUDIT_SRC_FIELD,FAUDIT_DST_FIELD,FAUDIT_ISKEY, FAUDIT_OPT),
']') ) sub_desc
from MIG_AUDITF_SUB
group by faudit_main_id

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