HyukjinKwon commented on a change in pull request #23506: [SPARK-26577][SQL] Add input optimizer when reading Hive table by SparkSQL URL: https://github.com/apache/spark/pull/23506#discussion_r248142738
########## File path: sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveTableScanSuite.scala ########## @@ -192,4 +192,47 @@ class HiveTableScanSuite extends HiveComparisonTest with SQLTestUtils with TestH case p: HiveTableScanExec => p }.get } -} + + test("Test the InputFormat optimizer") { + withTable("table_old", "table_pt_old", "table_new", "table_pt_new") { + sql("set spark.sql.hive.fileInputFormat.enabled=true") + sql("set spark.sql.hive.fileInputFormat.split.maxsize=134217728") + sql("set spark.sql.hive.fileInputFormat.split.minsize=134217728") + sql( + s""" + |CREATE TABLE table_old (id int) + |STORED AS + |INPUTFORMAT 'org.apache.hadoop.mapred.TextInputFormat' + |OUTPUTFORMAT 'org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat' + """.stripMargin) + sql( + s""" + |CREATE TABLE table_pt_old (id int) + |PARTITIONED BY (a int, b int) + |STORED AS + |INPUTFORMAT 'org.apache.hadoop.mapred.TextInputFormat' Review comment: If it's already possible, let's don't do this. That's the downside of using `CombineTextInputFormat` at the first place? We can control the split size via configurations. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org