hardwood-hq/hardwood

Add Hardwood TUI to awesome-tuis about 2 hours ago

help wanted good first issue

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Extend DifferentialValueTest to cover OPTIONAL columns (null-decode path) about 3 hours ago

enhancement help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Defend the decode path against unbounded value-count expansion (RLE/dictionary encodings) 17 days ago

bug help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Provide clearer error message when opening a non-existent file 26 days ago

help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Publish a Docker image for the hardwood CLI 26 days ago

help wanted cli

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Parse SizeStatistics (unencoded byte size + def/rep level histograms) 29 days ago

enhancement help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive: per-column encoding-mix aggregation 29 days ago

enhancement help wanted cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

gzip_compressed.parquet is not byte-reproducible from simple-datagen.py 29 days ago

bug help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive: '/' search on Column chunks and Column-across-RGs 29 days ago

help wanted good first issue cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive: Goto row N in Data preview 29 days ago

help wanted good first issue cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Create a logo 29 days ago

help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Run performance tests with compact object headers (Java 25) 29 days ago

help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Wide-character alignment in hardwood print (StreamedTable + transpose mode) 29 days ago

help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Add DELTA_BYTE_ARRAY + FIXED_LEN_BYTE_ARRAY test fixture 29 days ago

enhancement help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Pin multi-file boundary cells in BuilderCombinationTest (skip + tail) 29 days ago

enhancement help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive: rep/def shape distribution for nested columns about 1 month ago

enhancement help wanted good first issue cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

feat(build): enforce no-var rule mechanically about 2 months ago

enhancement help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive: screenshots in docs/content/cli.md about 2 months ago

documentation help wanted cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Recognize the NullType (case 11) logical type annotation about 2 months ago

enhancement help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Add file-name enrichment to nested-container accessors (PqStruct, PqList, PqMap, PqVariant) about 2 months ago

enhancement help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

feat(reader): head() and firstRow() parity for ColumnReaderBuilder and ColumnReadersBuilder about 2 months ago

enhancement help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive: show frequency per dictionary entry about 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive: data preview wastes horizontal space between columns about 2 months ago

help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive: surface IOExceptions in DataPreviewScreen.loadPage as an error overlay about 2 months ago

help wanted good first issue cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

cli: extend --log-file to non-interactive commands about 2 months ago

help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Expose bloom filter length on ColumnChunk about 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

cli: help text cut off in dive about 2 months ago

help wanted good first issue cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

PqList element access: missing INTERVAL/FLOAT16/VARIANT accessors and incorrect raw/converted doc about 2 months ago

bug enhancement help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

hardwood convert: support --rows option like print about 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Display version info (tag + commit SHA) in the CLI 2 months ago

help wanted good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Limit the set of performance tests run on CI 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Support geospatial statistics and bounding box metadata 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

cli: go up/down through non actionable fields in data preview modal 2 months ago

help wanted good first issue cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Audit toLowerCase()/toUpperCase() calls for locale safety 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

SignedBinaryColumnPredicate accepts any FIXED_LEN_BYTE_ARRAY column, not just DECIMAL 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Tests dont pass for non-US kind of locale 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Support MAP and LIST variants in LogicalType union 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

dive TUI: inconsistent dim/bright treatment across panes; investigate unified theme rule 2 months ago

enhancement help wanted dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Add change point detection to CI 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Avro GenericRecord support in parquet-java-compat 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

ZStd support in cli native image 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Website version selector and footer SHA issues for tagged releases 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

CLI: render INTERVAL columns as a human-readable duration instead of raw bytes 2 months ago

good first issue cli dive

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Support GEOMETRY and GEOGRAPHY logical types 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Render inspect dictionary output in tabular form 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

MappedByteBuffer never explicitly unmapped 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Reproducible native CLI distribution 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Support FLOAT16 logical type 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Harden against malicious/corrupted page headers 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Set up analytics for website 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Evaluate alternatives to MkDocs 1.x for documentation site 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Integration test: parse Parquet files produced by DuckDB 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Documentation improvements: troubleshooting, migration guide, release notes, diagram 2 months ago

help wanted

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

Support INTERVAL logical type 2 months ago

good first issue

hardwood-hq/hardwood

318

A fast minimal dependency implementation of Apache Parquet

Java

#apache-parquet#columnar-format#hardwood#parquet#parquet-tools#performance

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