FAQ-For heap backends, the new state serializer
更新时间: 2024-03-11 02:47:34
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org.apache.flink.util.StateMigrationException: For heap backends, the new state serializer
问题描述/异常栈
org.apache.flink.util.StateMigrationException: For heap backends, the new state serializer (org.apache.flink.table.runtime.typeutils.RowDataSerializer@1703f2a3) must not be incompatible with the old state serializer (org.apache.flink.table.runtime.typeutils.RowDataSerializer@8228dc41).
at org.apache.flink.runtime.state.heap.HeapKeyedStateBackend.tryRegisterStateTable(HeapKeyedState
解决方案
选择直接启动,从非checkpoint重启。
问题原因
datahub新增了一个字段,从checkpoint重启运行失败。
作者:邓崃翔
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