bvaradar commented on a change in pull request #1253: [HUDI-558] Introduce
ability to compress bloom filters while storing in parquet
URL: https://github.com/apache/incubator-hudi/pull/1253#discussion_r384914757
##########
File path:
hudi-common/src/main/java/org/apache/hudi/common/util/ParquetUtils.java
##########
@@ -149,13 +150,26 @@ public static BloomFilter
readBloomFilterFromParquetMetadata(Configuration confi
readParquetFooter(configuration, false, parquetFilePath,
HoodieAvroWriteSupport.HOODIE_AVRO_BLOOM_FILTER_METADATA_KEY,
HoodieAvroWriteSupport.OLD_HOODIE_AVRO_BLOOM_FILTER_METADATA_KEY,
- HoodieAvroWriteSupport.HOODIE_BLOOM_FILTER_TYPE_CODE);
+ HoodieAvroWriteSupport.HOODIE_BLOOM_FILTER_TYPE_CODE,
+ HoodieAvroWriteSupport.HOODIE_BLOOM_FILTER_IS_COMPRESSED,
+ HoodieAvroWriteSupport.HOODIE_BLOOM_FILTER_COMPRESSION_TYPE);
String footerVal =
footerVals.get(HoodieAvroWriteSupport.HOODIE_AVRO_BLOOM_FILTER_METADATA_KEY);
if (null == footerVal) {
// We use old style key "com.uber.hoodie.bloomfilter"
footerVal =
footerVals.get(HoodieAvroWriteSupport.OLD_HOODIE_AVRO_BLOOM_FILTER_METADATA_KEY);
}
BloomFilter toReturn = null;
+ boolean isCompressed = false;
+ if
(footerVals.containsKey(HoodieAvroWriteSupport.HOODIE_BLOOM_FILTER_IS_COMPRESSED))
{
+ isCompressed =
Boolean.valueOf(footerVals.get(HoodieAvroWriteSupport.HOODIE_BLOOM_FILTER_IS_COMPRESSED));
+ if (isCompressed) {
+ String compressionType =
footerVals.get(HoodieAvroWriteSupport.HOODIE_BLOOM_FILTER_COMPRESSION_TYPE);
+
Preconditions.checkArgument(compressionType.equals(GzipCompressionUtils.TYPE),
Review comment:
Sounds good.
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