Minor improvements in parquet PrimitiveColumnWriter #13208
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sopel39
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Jul 18, 2022
lib/trino-parquet/src/main/java/io/trino/parquet/writer/PrimitiveColumnWriter.java
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lib/trino-parquet/src/main/java/io/trino/parquet/writer/PrimitiveColumnWriter.java
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lib/trino-parquet/src/main/java/io/trino/parquet/writer/PrimitiveColumnWriter.java
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lib/trino-parquet/src/main/java/io/trino/parquet/writer/ParquetWriter.java
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ParquetCompressor was making a redundant copy of the input to a byte array. Now we incurr only one copy by converting to a byte array once before compressing the input.
skrzypo987
approved these changes
Jul 19, 2022
sopel39
approved these changes
Jul 19, 2022
lib/trino-parquet/src/main/java/io/trino/parquet/writer/PrimitiveColumnWriter.java
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This was referenced Jul 20, 2022
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improvement
parquet writer
Improves parquet writer performance
Documentation
(x) No documentation is needed.
( ) Sufficient documentation is included in this PR.
( ) Documentation PR is available with #prnumber.
( ) Documentation issue #issuenumber is filed, and can be handled later.
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