#30: Added sorting and merging of overlapping chunks to be safe #31
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kaklakariada
requested changes
Sep 21, 2021
src/main/java/com/exasol/parquetio/merger/ChunkIntervalMerger.java
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src/main/java/com/exasol/parquetio/merger/ChunkIntervalMerger.java
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src/test/java/com/exasol/parquetio/merger/ChunkIntervalMergerTest.java
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Kudos, SonarCloud Quality Gate passed! |
kaklakariada
approved these changes
Sep 21, 2021
| * @return a list of sorted and merged chunks | ||
| */ | ||
| public List<ChunkInterval> sortAndMerge(final List<ChunkInterval> chunks) { | ||
| if (chunks == null || chunks.size() <= 1) { |
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| // [utest->dsn~read-parquet-file-chunks-contents~1] | ||
| class RowParquetChunkReaderTest { | ||
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| private static final int RECORD_COUNT = 200000; | ||
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| @ParameterizedTest | ||
| @NullAndEmptySource |
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Didn't know this. Very helpful!
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Yes, definitely, I also found it accidentally while reading on ValueSource :)
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Fixes #30.