下载源码&编译:
git clone https://github.com/databricks/spark-csv.git sbt/sbt package
Maven GAV:
groupId: com.databricks.spark artifactId: spark-csv_2.10 version: 0.1
$SPARK_HOME/conf/spark-env.sh
export SPARK_CLASSPATH=/home/spark/software/source/spark_package/spark-csv/target/scala-2.10/spark-csv-assembly-0.1.jar:$SPARK_CLASSPATH
测试数据下载:
wget https://github.com/databricks/spark-csv/raw/master/src/test/resources/cars.csv
Scala API:
import org.apache.spark.sql.SQLContext val sqlContext = new SQLContext(sc) import com.databricks.spark.csv._ val cars = sqlContext.csvFile("file:///home/spark/software/data/cars.csv") cars.collect
SQL:
CREATE TEMPORARY TABLE cars USING com.databricks.spark.csv OPTIONS (path "file:///home/spark/software/data/cars.csv", header "true"); select * from cars;
时间: 2024-10-20 01:55:25