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() ```  ## 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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