【flink】快速打包服务器运行demo
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将scala编写的flink程序迅速部署至服务器端,可通过执行bin/flink run -m yarn-cluster xxx.jar命令实现程序的运行。
wordcount 代码
import org.apache.flink.runtime.state.filesystem.FsStateBackend
import org.apache.flink.streaming.api.{CheckpointingMode, TimeCharacteristic}
import org.apache.flink.streaming.api.environment.CheckpointConfig.ExternalizedCheckpointCleanup
import org.apache.flink.streaming.api.scala._
object WordCount {
case class Chengji(id: String, score: Int, ts: Long)
def main(args: Array[String]): Unit = {
// 创建一个env
val env = StreamExecutionEnvironmen
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