[HUDI-3834] Fixing performance hits in reading Column Stats Index#5266

Merged

nsivabalan merged 15 commits intoapache:masterfrom

onehouseinc:ak/col-stat-perf-fix

Apr 10, 2022

Commits on Apr 9, 2022

Stubbed out all Avro `newBuilder` invokations on the hot-path to avoid calls punitive `SpecificData.getForSchema` calls
Alexey Kudinkin
committed
Cleaned up `BaseFile` to avoid `new Path` calls in the hot-path (to avoid memory churn)
Alexey Kudinkin
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`FileNameCachingPath` > `LazyCachingPath`
Alexey Kudinkin
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Rebased `HoodieTableMetaClient` onto `LazyCachingPath` to hold pointers to base-/meta-paths to avoid construction of Hadoop's `Path` in the hot-path;
Alexey Kudinkin
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Fixing tests
Alexey Kudinkin
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Added comments
Alexey Kudinkin
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Fixing serializability of `HoodieTableMetaClient`
Alexey Kudinkin
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Fixing compilation
Alexey Kudinkin
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`LazyCachingPath` > `CachingPath`;
Alexey Kudinkin
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Added `SerializablePath`;
Alexey Kudinkin
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Missing license
Alexey Kudinkin
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Removing `transient` annotations
Alexey Kudinkin
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Implement missing `equals`
Alexey Kudinkin
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`lint`
Alexey Kudinkin
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Lazy init builder stubs to defer initialization until actually used (to workaround CI issues of building Flink w/ incorrect version of Avro, breaking code-gen)
Alexey Kudinkin
committed