Optimize DELTA_LENGTH_BYTE_ARRAY decoder in parquet #15897
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Benchmark (positionLength) (type) Mode Cnt Before After Units BenchmarkBinaryColumnReader.read VARIABLE_0_100 UNBOUNDED thrpt 10 1.795 ± 0.793 87.765 ± 6.190 ops/s BenchmarkBinaryColumnReader.read VARIABLE_0_100 VARCHAR_ASCII_BOUND_EXACT thrpt 10 2.065 ± 0.539 96.691 ± 13.081 ops/s BenchmarkBinaryColumnReader.read VARIABLE_0_100 CHAR_ASCII_BOUND_HALF thrpt 10 2.401 ± 0.134 5.792 ± 1.579 ops/s BenchmarkBinaryColumnReader.read VARIABLE_0_100 CHAR_BOUND_HALF_PADDING_SOMETIMES thrpt 10 2.607 ± 0.113 7.328 ± 2.045 ops/s BenchmarkBinaryColumnReader.read VARIABLE_0_1000 UNBOUNDED thrpt 10 669.902 ± 85.391 72508.841 ± 1083.144 ops/s BenchmarkBinaryColumnReader.read VARIABLE_0_1000 VARCHAR_ASCII_BOUND_EXACT thrpt 10 587.317 ± 21.659 66455.490 ± 1082.769 ops/s BenchmarkBinaryColumnReader.read VARIABLE_0_1000 CHAR_ASCII_BOUND_HALF thrpt 10 505.577 ± 69.876 1758.385 ± 37.769 ops/s BenchmarkBinaryColumnReader.read VARIABLE_0_1000 CHAR_BOUND_HALF_PADDING_SOMETIMES thrpt 10 472.345 ± 60.199 1683.888 ± 45.331 ops/s BenchmarkBinaryColumnReader.read FIXED_10 UNBOUNDED thrpt 10 4.192 ± 0.806 252.310 ± 7.160 ops/s BenchmarkBinaryColumnReader.read FIXED_10 VARCHAR_ASCII_BOUND_EXACT thrpt 10 3.741 ± 0.761 241.414 ± 5.647 ops/s BenchmarkBinaryColumnReader.read FIXED_10 CHAR_ASCII_BOUND_HALF thrpt 10 3.386 ± 0.582 13.649 ± 0.220 ops/s BenchmarkBinaryColumnReader.read FIXED_10 CHAR_BOUND_HALF_PADDING_SOMETIMES thrpt 10 4.587 ± 0.424 14.169 ± 0.302 ops/s BenchmarkBinaryColumnReader.read FIXED_100 UNBOUNDED thrpt 10 423.869 ± 26.744 31731.563 ± 842.399 ops/s BenchmarkBinaryColumnReader.read FIXED_100 VARCHAR_ASCII_BOUND_EXACT thrpt 10 468.546 ± 13.797 27931.904 ± 438.979 ops/s BenchmarkBinaryColumnReader.read FIXED_100 CHAR_ASCII_BOUND_HALF thrpt 10 348.080 ± 54.947 872.921 ± 63.038 ops/s BenchmarkBinaryColumnReader.read FIXED_100 CHAR_BOUND_HALF_PADDING_SOMETIMES thrpt 10 337.808 ± 55.891 840.805 ± 74.542 ops/s Co-authored-by: Krzysztof Skrzypczynski <krzysztof.skrzypczynski@starburstdata.com>
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Optimize DELTA_LENGTH_BYTE_ARRAY decoder in parquet
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