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Subject [GitHub] [incubator-hudi] lamber-ken opened a new pull request #1293: [HUDI-585] Optimize the steps of building with scala-2.12
Date Thu, 30 Jan 2020 15:38:39 GMT
lamber-ken opened a new pull request #1293: [HUDI-585] Optimize the steps of building with
scala-2.12
URL: https://github.com/apache/incubator-hudi/pull/1293
 
 
   ## What is the purpose of the pull request
   
   At the master branch, to build scala 2.12 version, will execute dev/change-scala-version.sh
firstly. 
   This pr aims to optimize the steps.
   
   ## Brief change log
   
     - *Remove dev/change-scala-version.sh script*
   
   ## Verify this pull request
   
   **Test with `scala-2.11`**
   ```
   mvn clean package -DskipTests -DskipITs
   mvn clean package -DskipTests -DskipITs -Pscala-2.11
   ```
   ```
   rm -rf /tmp/hudi_mor_table
   export SPARK_HOME=/work/BigData/install/spark/spark-2.4.4-bin-hadoop2.7-2.11
   ${SPARK_HOME}/bin/spark-shell \
       --packages org.apache.spark:spark-avro_2.11:2.4.4 \
       --jars `ls packaging/hudi-spark-bundle/target/hudi-spark-bundle_*.*-*.*.*-SNAPSHOT.jar`
\
       --conf 'spark.serializer=org.apache.spark.serializer.KryoSerializer'
   
   val basePath = "file:///tmp/hudi_mor_table"
   
   var datas = List("""{ "name": "kenken", "ts": 1574297893836, "age": 12, "location": "latitude"}""")
   val df = spark.read.json(spark.sparkContext.parallelize(datas, 2))
   df.write.format("org.apache.hudi").
       option("hoodie.insert.shuffle.parallelism", "10").
       option("hoodie.upsert.shuffle.parallelism", "10").
       option("hoodie.delete.shuffle.parallelism", "10").
       option("hoodie.bulkinsert.shuffle.parallelism", "10").
       option("hoodie.datasource.write.recordkey.field", "name").
       option("hoodie.datasource.write.partitionpath.field", "location").
       option("hoodie.datasource.write.precombine.field", "ts").
       option("hoodie.table.name", "tableName").
       mode("Overwrite").
       save(basePath)
   
   spark.read.format("org.apache.hudi").load(basePath + "/*/").show()
   ```
   
   <br>
   
   **Test with `scala-2.12`**
   ```
   mvn clean package -DskipTests -DskipITs -Pscala-2.12
   ```
   ```
   rm -rf /tmp/hudi_mor_table
   export SPARK_HOME=/work/BigData/install/spark/spark-3.0.0-preview2-bin-hadoop2.7
   ${SPARK_HOME}/bin/spark-shell \
       --packages org.apache.spark:spark-avro_2.12:3.0.0-preview2 \
       --jars `ls packaging/hudi-spark-bundle/target/hudi-spark-bundle_*.*-*.*.*-SNAPSHOT.jar`
\
       --conf 'spark.serializer=org.apache.spark.serializer.KryoSerializer'
   
   val basePath = "file:///tmp/hudi_mor_table"
   
   var datas = List("""{ "name": "kenken", "ts": 1574297893836, "age": 12, "location": "latitude"}""")
   val df = spark.read.json(spark.sparkContext.parallelize(datas, 2))
   df.write.format("org.apache.hudi").
       option("hoodie.insert.shuffle.parallelism", "10").
       option("hoodie.upsert.shuffle.parallelism", "10").
       option("hoodie.delete.shuffle.parallelism", "10").
       option("hoodie.bulkinsert.shuffle.parallelism", "10").
       option("hoodie.datasource.write.recordkey.field", "name").
       option("hoodie.datasource.write.partitionpath.field", "location").
       option("hoodie.datasource.write.precombine.field", "ts").
       option("hoodie.table.name", "tableName").
       mode("Overwrite").
       save(basePath)
   
   spark.read.format("org.apache.hudi").load(basePath + "/*/").show()
   ```
   
   ![image](https://user-images.githubusercontent.com/20113411/73464241-8c4ba580-43b9-11ea-80cf-4dd74d702b59.png)
   
   
   ## Committer checklist
   
    - [X] Has a corresponding JIRA in PR title & commit
    
    - [X] Commit message is descriptive of the change
    
    - [ ] CI is green
   
    - [ ] Necessary doc changes done or have another open PR
          
    - [ ] For large changes, please consider breaking it into sub-tasks under an umbrella
JIRA.

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