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事实流和维度流广播案例
import org.apache.flink.api.common.functions.MapFunction;import org.apache.flink.api.common.state.BroadcastState;import org.apache.flink.api.common.state.MapStateDescriptor;import org.apache.flink.api.common.state.ReadOnlyBroadcastState;import org.apac原创 2021-07-10 23:42:22 · 198 阅读 · 0 评论 -
flink学习之状态----mapstate学习
import org.apache.flink.api.common.functions.MapFunction;import org.apache.flink.api.common.functions.RichMapFunction;import org.apache.flink.api.common.state.MapState;import org.apache.flink.api.common.state.MapStateDescriptor;import org.apache.flink.原创 2021-07-09 21:41:57 · 1464 阅读 · 2 评论 -
flink学习之状态学习---valuestate(1)
import org.apache.flink.api.common.functions.FlatMapFunction;import org.apache.flink.api.common.functions.RichMapFunction;import org.apache.flink.api.common.state.ValueState;import org.apache.flink.api.common.state.ValueStateDescriptor;import org.apach原创 2021-07-09 20:28:06 · 827 阅读 · 1 评论