?????????????? ?????????????????????????????????????????????? flush ?? mysql ????????
????????1.11.2??????flink sql????????????????????????????????BufferReduceStatementExecutor????????????????????????????????????????????????flush??????????????????GenericJdbcSinkFunction ???????????????????????????????????????????????? ------------------ ???????? ------------------ ??????: "user-zh" <tsreape...@gmail.com>; ????????: 2021??10??26??(??????) ????10:31 ??????: "flink??????????"<user-zh@flink.apache.org>; ????: Re: flink??mysql???? Hi?? ?????????????????????????????????????????????? flush ?? mysql ?????? JdbcDynamicTableSink ?????????? sink function ?????????????????????? GenericJdbcSinkFunction???????? snapshotState ???? snapshot ?????????????? jdbc ???????????????? sql ?????? batch ?????????????????????? JdbcBatchStatementExecutor ?????????? ?? mysql ?? qps ???????????????????? jdbc connector ?????? with ???????????? flush ???????????? sink.buffer-flush.interval ?????????????????????? flush?????????????? 100?????????????????????????????????????????????????????? [1]?? ???????? sum ?????????????? 1000??/s?????????????????????????????????? checkpoint ???????????????????????????????????????????????? sink ???????????? checkpoint ???????????????????????????????? checkpoint ?????????????????????????? gc ?????????????????????????????? sql ?????? [1] https://ci.apache.org/projects/flink/flink-docs-master/zh/docs/connectors/table/jdbc/#sink-buffer-flush-max-rows a <806040...@qq.com.invalid> ??2021??10??26?????? ????9:49?????? > > ????????????????flink??mysql????????????sink????????JdbcDynamicTableSink??????????????????????????checkpoint??????????????????????????1.??????????????????????????????????????????????flush??mysql?????? > > 2.??????????mysql??qps??????????????????????????????sum??????????????1000??/s????????????????????????????????????????????????????????????