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HmilyTac
注解增加isolationLevel
属性, 用来确定 tac 模式下的隔离级别, 默认为 read uncommitted;HmilyTransactionContext
对象时,保存对应的隔离级别;select SQL
时,根据HmilyTransactionContext
对象的isolationLevel
判断是否需要checkLocks
;tac demo
中对应的读已提交测试案例。