yihua commented on code in PR #13724:
URL: https://github.com/apache/hudi/pull/13724#discussion_r2349599307
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hudi-common/src/main/java/org/apache/hudi/metadata/HoodieBackedTableMetadata.java:
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@@ -870,6 +873,18 @@ TypedProperties
buildFileGroupReaderProperties(HoodieMetadataConfig metadataConf
props.setProperty(
DISK_MAP_BITCASK_COMPRESSION_ENABLED.key(),
Boolean.toString(commonConfig.isBitCaskDiskMapCompressionEnabled()));
+
+ // Enable HFile block caching for all MDT partitions regardless of the
configuration to avoid rescanning the HFiles for better performance
+ props.setProperty(HoodieReaderConfig.HFILE_BLOCK_CACHE_ENABLED.key(),
"true");
Review Comment:
Let's only enable HFile caching for MDT files partition when used by
MDT-based file system view for parity as before.
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