YannByron commented on code in PR #6727:
URL: https://github.com/apache/hudi/pull/6727#discussion_r979390313
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hudi-spark-datasource/hudi-spark-common/src/main/scala/org/apache/hudi/EmptyRelation.scala:
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@@ -19,31 +19,17 @@
package org.apache.hudi
-import org.apache.hudi.common.table.{HoodieTableMetaClient,
TableSchemaResolver}
import org.apache.spark.rdd.RDD
import org.apache.spark.sql.sources.{BaseRelation, TableScan}
import org.apache.spark.sql.types.StructType
import org.apache.spark.sql.{Row, SQLContext}
-import scala.util.control.NonFatal
-
/**
* BaseRelation representing empty RDD.
* @param sqlContext instance of SqlContext.
*/
-class EmptyRelation(val sqlContext: SQLContext, metaClient:
HoodieTableMetaClient) extends BaseRelation with TableScan {
-
- override def schema: StructType = {
- // do the best to find the table schema.
- val schemaResolver = new TableSchemaResolver(metaClient)
- try {
- val avroSchema = schemaResolver.getTableAvroSchema
- AvroConversionUtils.convertAvroSchemaToStructType(avroSchema)
- } catch {
- case NonFatal(e) =>
- StructType(Nil)
Review Comment:
see this: https://github.com/apache/hudi/pull/6476#discussion_r971394729
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