Github user jinxing64 commented on a diff in the pull request: https://github.com/apache/spark/pull/18866#discussion_r131682897 --- Diff: sql/hive/src/test/scala/org/apache/spark/sql/hive/InsertIntoHiveTableSuite.scala --- @@ -534,4 +534,29 @@ class InsertIntoHiveTableSuite extends QueryTest with TestHiveSingleton with Bef } } } + + test("Insert data into hive bucketized table.") { + sql(""" + |CREATE TABLE bucketizedTable (key int, value string) + |CLUSTERED BY (key) SORTED BY (key ASC) into 4 buckets + |ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' + |""".stripMargin) + val identifier = spark.sessionState.sqlParser.parseTableIdentifier("bucketizedTable") + val data = spark.sparkContext.parallelize((0 until 100) + .map(i => TestData(i, i.toString))).toDF() + data.write.mode(SaveMode.Overwrite).insertInto("bucketizedTable") + val dir = spark.sessionState.catalog.defaultTablePath(identifier) + val bucketFiles = new File(dir).listFiles().sortWith((a: File, b: File) => { + a.getName < b.getName + }).filter(file => file.getName.startsWith("part-")) + assert(bucketFiles.length === 4) + (0 to 3).foreach { bucket => + spark.read.format("text") + .load(bucketFiles(bucket).getAbsolutePath) + .collect().map(_.getString(0).split("\t")(0).toInt) + .zip((bucket to (100, 4))).foreach { case (a, b) => + assert(a === b) --- End diff -- Yes, that would be better. I've updated, please take another look : )
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