Xiaohu_BigData

2025年2月26日

摘要： package com.xiaohu.transfrom; import com.xiaohu.bean.WaterSensor; import org.apache.flink.api.common.functions.ReduceFunction; import org.apache.flink 阅读全文

posted @ 2025-02-26 20:30 Xiaohu_BigData 阅读(17) 评论(0) 推荐(0)

Flink1.18 Transfrom - SimpleAggregate简单聚合算子

摘要： package com.xiaohu.transfrom; import com.xiaohu.bean.WaterSensor; import org.apache.flink.api.java.functions.KeySelector; import org.apache.flink.stre 阅读全文

posted @ 2025-02-26 20:29 Xiaohu_BigData 阅读(26) 评论(0) 推荐(0)

Flink1.18 Transfrom - RichFunction

摘要： package com.xiaohu.transfrom; import com.xiaohu.bean.WaterSensor; import org.apache.flink.api.common.functions.RichFilterFunction; import org.apache.f 阅读全文

posted @ 2025-02-26 20:28 Xiaohu_BigData 阅读(19) 评论(0) 推荐(0)

Flink1.18 Transfrom - KeyBy

摘要： package com.xiaohu.transfrom; import com.xiaohu.bean.WaterSensor; import org.apache.flink.api.java.functions.KeySelector; import org.apache.flink.stre 阅读全文

posted @ 2025-02-26 20:28 Xiaohu_BigData 阅读(26) 评论(0) 推荐(0)

Flink1.18 Transfrom - Filter

摘要： package com.xiaohu.transfrom; import com.xiaohu.bean.WaterSensor; import org.apache.flink.api.common.functions.FilterFunction; import org.apache.flink 阅读全文

posted @ 2025-02-26 20:27 Xiaohu_BigData 阅读(23) 评论(0) 推荐(0)

Flink1.18 Transfrom - flatMap

摘要： package com.xiaohu.transfrom; import com.xiaohu.bean.WaterSensor; import org.apache.flink.api.common.functions.FlatMapFunction; import org.apache.flin 阅读全文

posted @ 2025-02-26 20:26 Xiaohu_BigData 阅读(16) 评论(0) 推荐(0)

Flink1.18 Transfrom - Map

摘要： package com.xiaohu.transfrom; import com.xiaohu.bean.WaterSensor; import com.xiaohu.implclass.MyMapFunction1; import org.apache.flink.api.common.event 阅读全文

posted @ 2025-02-26 20:25 Xiaohu_BigData 阅读(17) 评论(0) 推荐(0)

Flink1.18 Source - 数据生成器

摘要： package com.xiaohu.source; import org.apache.flink.api.common.eventtime.WatermarkStrategy; import org.apache.flink.api.common.typeinfo.Types; import o 阅读全文

posted @ 2025-02-26 20:23 Xiaohu_BigData 阅读(64) 评论(0) 推荐(0)

Flink1.18 Source - KafkaSource

摘要： package com.xiaohu.source; import org.apache.flink.api.common.eventtime.WatermarkStrategy; import org.apache.flink.api.common.serialization.SimpleStri 阅读全文

posted @ 2025-02-26 20:22 Xiaohu_BigData 阅读(55) 评论(0) 推荐(0)

Flink1.18 Source - fromElements

摘要： package com.xiaohu.source; import org.apache.flink.streaming.api.datastream.DataStreamSource; import org.apache.flink.streaming.api.environment.Stream 阅读全文

posted @ 2025-02-26 20:21 Xiaohu_BigData 阅读(24) 评论(0) 推荐(0)

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