spark sql 本地idea 取集群hive数据 写入到本地

package com.cslc


import org.apache.hadoop.conf.Configuration
import org.apache.hadoop.fs.Path
import scala.collection.JavaConversions._
import org.apache.spark.rdd.RDD
import org.apache.spark.sql.SparkSession


object Day01 {
  def main(args: Array[String]): Unit = {
    val sparkBuilder=SparkSession.builder
    val conf =new Configuration()
    val c=new Path("F:\IdeaWorkspace\lzm\Resource\core-site.xml")
    val hd=new Path("F:\IdeaWorkspace\lzm\Resource\hdfs-site.xml")
    val hi=new Path("F:\IdeaWorkspace\lzm\Resource\hive-site.xml")
    val y=new Path("F:\IdeaWorkspace\lzm\Resource\yarn-site.xml")
    val m=new Path("F:\IdeaWorkspace\lzm\Resource\mapred-site.xml")
    conf.addResource(hd)
    conf.addResource(c)
    conf.addResource(hi)
    conf.addResource(m)
    conf.addResource(y)
    for(c<-conf.iterator()){
      sparkBuilder.config(c.getKey,c.getValue)
    }
    System.setProperty("user.name", "dip")
    System.setProperty("HADOOP_USER_NAME", "dip")
   val spark:SparkSession=sparkBuilder
     .master("local[2]")
     .enableHiveSupport().getOrCreate()
    spark.sparkContext.setLogLevel("error")
   spark.sql("use bd")
    spark.sql("select * from ods_ticket ").write.mode("overwrite").csv("file:\F:\IdeaWorkspace\lzm\result2")
  }
}
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<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">
  <modelVersion>4.0.0</modelVersion>
  <groupId>bdmoney</groupId>
  <artifactId>lzm</artifactId>
  <version>1.0-SNAPSHOT</version>
  <inceptionYear>2008</inceptionYear>
  <properties>
    <scala.version>2.11.12</scala.version>
  </properties>
  <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>${scala.version}</version>
    </dependency>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.4</version>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>org.specs</groupId>
      <artifactId>specs</artifactId>
      <version>1.2.5</version>
      <scope>test</scope>
    </dependency>
    <!-- https://mvnrepository.com/artifact/org.apache.spark/spark-core -->
    <dependency>
      <groupId>org.apache.spark</groupId>
      <artifactId>spark-core_2.11</artifactId>
      <version>2.3.0</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/org.apache.spark/spark-sql -->
    <dependency>
      <groupId>org.apache.spark</groupId>
      <artifactId>spark-sql_2.11</artifactId>
      <version>2.3.0</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>5.1.25</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/org.apache.spark/spark-hive -->
    <dependency>
      <groupId>org.apache.spark</groupId>
      <artifactId>spark-hive_2.11</artifactId>
      <version>2.3.0</version>
      <!--<scope>provided</scope>-->
    </dependency>
  </dependencies>
  <build>
    <sourceDirectory>src/main/scala</sourceDirectory>
    <plugins>
      <plugin>
        <groupId>org.scala-tools</groupId>
        <artifactId>maven-scala-plugin</artifactId>
        <executions>
          <execution>
            <goals>
              <goal>compile</goal>
              <goal>testCompile</goal>
            </goals>
          </execution>
        </executions>
        <configuration>
          <scalaVersion>${scala.version}</scalaVersion>
          <args>
            <arg>-target:jvm-1.5</arg>
          </args>
        </configuration>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-eclipse-plugin</artifactId>
        <configuration>
          <downloadSources>true</downloadSources>
          <buildcommands>
            <buildcommand>ch.epfl.lamp.sdt.core.scalabuilder</buildcommand>
          </buildcommands>
          <additionalProjectnatures>
            <projectnature>ch.epfl.lamp.sdt.core.scalanature</projectnature>
          </additionalProjectnatures>
          <classpathContainers>
            <classpathContainer>org.eclipse.jdt.launching.JRE_CONTAINER</classpathContainer>
            <classpathContainer>ch.epfl.lamp.sdt.launching.SCALA_CONTAINER</classpathContainer>
          </classpathContainers>
        </configuration>
      </plugin>
    </plugins>
  </build>
  <reporting>
    <plugins>
      <plugin>
        <groupId>org.scala-tools</groupId>
        <artifactId>maven-scala-plugin</artifactId>
        <configuration>
          <scalaVersion>${scala.version}</scalaVersion>
        </configuration>
      </plugin>
    </plugins>
  </reporting>
</project>
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原文地址:https://www.cnblogs.com/students/p/14273078.html