voonhous commented on code in PR #18062:
URL: https://github.com/apache/hudi/pull/18062#discussion_r2945401525
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hudi-client/hudi-spark-client/src/main/java/org/apache/hudi/io/storage/row/HoodieRowParquetWriteSupport.java:
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@@ -129,6 +142,16 @@ public HoodieRowParquetWriteSupport(Configuration conf,
StructType structType, O
hadoopConf.set("spark.sql.parquet.writeLegacyFormat",
writeLegacyFormatEnabled);
hadoopConf.set("spark.sql.parquet.outputTimestampType",
config.getStringOrDefault(HoodieStorageConfig.PARQUET_OUTPUT_TIMESTAMP_TYPE));
hadoopConf.set("spark.sql.parquet.fieldId.write.enabled",
config.getStringOrDefault(PARQUET_FIELD_ID_WRITE_ENABLED));
+
+ // Variant shredding configs
+ this.variantWriteShreddingEnabled =
config.getBooleanOrDefault(PARQUET_VARIANT_WRITE_SHREDDING_ENABLED);
+ this.variantForceShreddingSchemaForTest =
config.getString(PARQUET_VARIANT_FORCE_SHREDDING_SCHEMA_FOR_TEST);
+ hadoopConf.setBoolean("spark.sql.variant.writeShredding.enabled",
variantWriteShreddingEnabled);
+ hadoopConf.setBoolean("spark.sql.variant.allowReadingShredded",
config.getBooleanOrDefault(PARQUET_VARIANT_ALLOW_READING_SHREDDED));
Review Comment:
https://github.com/apache/hudi/issues/17744#issuecomment-3822740214
Yes, error will be thrown if the reader does not enable this flag if there
is a shredded column. I have reproduced this on the Spark side with the above
issue. I've pasted the error log too!
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