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????????TypeInformation a = TypeInformation.of(OrderState.class);??????????pojo????????????pojo?????????????????????????????????????? Best, Yichao Yang ------------------ ???????? ------------------ ??????: "wangl...@geekplus.com.cn"<wangl...@geekplus.com.cn>; ????????: 2020??6??9??(??????) ????6:22 ??????: "user-zh"<user-zh@flink.apache.org>; ????: ????: ??????Flink State ?????????? state ???????????? OrderState ???????????????????? ???????????????????? get set ?????? ???????? flink ??????????????OrderState?????????????? wang...@geekplus.com.cn ???????? 1048262223 ?????????? 2020-06-09 18:11 ???????? user-zh ?????? ??????Flink State ?????????? state ???????????? Hi ????????flink??????????????OrderState????????????????????????pojo??????????savepoint?????????????????????????????????????????? Best, Yichao Yang ------------------&nbsp;????????&nbsp;------------------ ??????:&nbsp;"wangl...@geekplus.com.cn"<wangl...@geekplus.com.cn&gt;; ????????:&nbsp;2020??6??9??(??????) ????6:03 ??????:&nbsp;"user-zh"<user-zh@flink.apache.org&gt;; ????:&nbsp;Flink State ?????????? state ???????????? ?????????????????? Flink State ???????? public class OrderState { &nbsp;&nbsp;&nbsp; private Integer warehouseId; &nbsp;&nbsp;&nbsp; private String orderNo; &nbsp;&nbsp;&nbsp; private String ownerCode; &nbsp;&nbsp;&nbsp; private Long inputDate; &nbsp;&nbsp;&nbsp; private int orderType; &nbsp;&nbsp;&nbsp; private int amount = 0; &nbsp;&nbsp;&nbsp; private int status = 0; ............. } ??????????????????????????????????????????????state ?????????????? ?????? flink run -s&nbsp;&nbsp; savepointdir&nbsp;&nbsp; ?????????????????????????? state ???? ?????? ???? wangl...@geekplus.com.cn