如您所见,结果中有五个execute_gtid_set,该实例uuid是9c...5e
,第四个。文档https://dev.mysql.com/doc/refman/8.0/en/show-master-status.html表示Executed_Gtid_Set shows the set of GTIDs for transactions that have been executed on the master
,因此应该只有一个gtid_set,为什么现在有五个? Mysql版本是5.7。