dongjoon-hyun commented on a change in pull request #27366: [SPARK-30648][SQL] Support filters pushdown in JSON datasource URL: https://github.com/apache/spark/pull/27366#discussion_r373353871
########## File path: sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/json/JsonScanBuilder.scala ########## @@ -29,8 +32,26 @@ class JsonScanBuilder ( schema: StructType, dataSchema: StructType, options: CaseInsensitiveStringMap) - extends FileScanBuilder(sparkSession, fileIndex, dataSchema) { + extends FileScanBuilder(sparkSession, fileIndex, dataSchema) with SupportsPushDownFilters { override def build(): Scan = { - JsonScan(sparkSession, fileIndex, dataSchema, readDataSchema(), readPartitionSchema(), options) + JsonScan( + sparkSession, + fileIndex, + dataSchema, + readDataSchema(), + readPartitionSchema(), + options, + pushedFilters()) } + + private var _pushedFilters: Array[Filter] = Array.empty + + override def pushFilters(filters: Array[Filter]): Array[Filter] = { + if (sparkSession.sessionState.conf.csvFilterPushDown) { Review comment: Ur, this should be `jsonFilterPushDown`. It seems that we only test the positive case because both csv/json conf is true by default. Please fix this and add a test case. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to 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