Spark 写 Hbase

package com.grady

import org.apache.hadoop.hbase.HBaseConfiguration
import org.apache.hadoop.hbase.client.{Put, Result}
import org.apache.hadoop.hbase.io.ImmutableBytesWritable
import org.apache.hadoop.hbase.mapred.TableOutputFormat
import org.apache.hadoop.hbase.util.Bytes
import org.apache.hadoop.mapred.JobConf
import org.apache.spark.{SparkConf, SparkContext}

object SparkWriteHbase {

  def main(args: Array[String]): Unit = {
    val sparkConf = new SparkConf().setAppName("SparkWriteHbase")
    val sc = new SparkContext(sparkConf)

    val tablename = "jiang:student"

    val hbaseConf = HBaseConfiguration.create()
    hbaseConf.set("hbase.zookeeper.quorum","10.82.232.64")
    hbaseConf.set("hbase.zookeeper.property.clientPort", "2181")
    hbaseConf.set("zookeeper.znode.parent", "/hbase")
    hbaseConf.set(TableOutputFormat.OUTPUT_TABLE, tablename)

    val jobConf = new JobConf(hbaseConf)
    jobConf.setOutputFormat(classOf[TableOutputFormat])

    val inDataRDD = sc.makeRDD(Array("1,jack,15", "2,Lily,16", "3,mike,16"))
    val rdd = inDataRDD.map(_.split(',')).map { arr => {
      val put = new Put(Bytes.toBytes(arr(0)))
      put.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("name"), Bytes.toBytes(arr(1)))
      put.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("age"), Bytes.toBytes(arr(2)))
      (new ImmutableBytesWritable, put)
    }}

    rdd.saveAsHadoopDataset(jobConf)
    sc.stop()
  }

}

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
    <parent>
        <artifactId>spark-practise</artifactId>
        <groupId>org.example</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>
    <artifactId>usehive1</artifactId>

    <repositories>
        <repository>
            <id>scala-tools.org</id>
            <name>Scala-Tools Maven2 Repository</name>
            <url>http://scala-tools.org/repo-releases</url>
        </repository>
    </repositories>

    <pluginRepositories>
        <pluginRepository>
            <id>scala-tools.org</id>
            <name>Scala-Tools Maven2 Repository</name>
            <url>http://scala-tools.org/repo-releases</url>
        </pluginRepository>
    </pluginRepositories>

    <dependencies>
        <dependency>
            <groupId>org.scala-lang</groupId>
            <artifactId>scala-library</artifactId>
            <version>${scala.version}</version>
        </dependency>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.4</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.specs</groupId>
            <artifactId>specs</artifactId>
            <version>1.2.5</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-core_${scala.binary.version}</artifactId>
            <version>${spark.version}</version>
        </dependency>
        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-sql_${scala.binary.version}</artifactId>
            <version>${spark.version}</version>
        </dependency>
        <dependency>
            <groupId>org.apache.hbase</groupId>
            <artifactId>hbase-client</artifactId>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.apache.hbase.connectors.spark/hbase-spark -->
        <dependency>
            <groupId>org.apache.hbase.connectors.spark</groupId>
            <artifactId>hbase-spark</artifactId>
        </dependency>
    </dependencies>

    <build>
        <sourceDirectory>src/main/scala</sourceDirectory>
        <testSourceDirectory>src/test/scala</testSourceDirectory>
        <plugins>
            <plugin>
                <groupId>org.scala-tools</groupId>
                <artifactId>maven-scala-plugin</artifactId>
                <executions>
                    <execution>
                        <goals>
                            <goal>compile</goal>
                            <goal>testCompile</goal>
                        </goals>
                    </execution>
                </executions>
                <configuration>
                    <scalaVersion>${scala.version}</scalaVersion>
                    <args>
                        <arg>-target:jvm-1.8</arg>
                    </args>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

执行：spark-submit --master local[2] --num-executors 10 --class com.grady.SparkWriteHbase /app/data/appdeploy/usehive1-1.0-SNAPSHOT.jar

日志：

hbase(main):008:0> scan 'jiang:student'
ROW                          COLUMN+CELL
 1                           column=cf:age, timestamp=2022-02-08T16:27:01.290, value=15
 1                           column=cf:name, timestamp=2022-02-08T16:27:01.290, value=jack
 2                           column=cf:age, timestamp=2022-02-08T16:27:01.290, value=16
 2                           column=cf:name, timestamp=2022-02-08T16:27:01.290, value=Lily
 3                           column=cf:age, timestamp=2022-02-08T16:27:01.290, value=16
 3                           column=cf:name, timestamp=2022-02-08T16:27:01.290, value=mike