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- lastra-ts Public
TypeScript reader for the QTSurfer Lastra columnar time series format. Decodes ALP, delta-varint, ZSTD/gzip columns. ~4 kB bundle, browser + Node.js.
QTSurfer/lastra-ts’s past year of commit activity - lastra-java Public
QTSurfer Lastra: columnar time series format with per-column codecs, row groups, and CRC32 integrity. ALP/Gorilla/Pongo for doubles, delta-varint for timestamps, ZSTD/gzip for binary. Java 11+
QTSurfer/lastra-java’s past year of commit activity - alp-java Public
Pure Java implementation of the ALP (Adaptive Lossless floating-Point) compression algorithm (Afroozeh & Boncz, SIGMOD 2024). Zero dependencies, streaming API, Java 11+
QTSurfer/alp-java’s past year of commit activity - lastra-convert Public
Convert time series from/to Parquet,Reef and CSV format. CLI with auto-detection and Java API.
QTSurfer/lastra-convert’s past year of commit activity - parquet-lite Public Forked from strategicblue/parquet-floor
A lightweight Java library that facilitates reading and writing Apache Parquet files without Hadoop dependencies
QTSurfer/parquet-lite’s past year of commit activity - XChange Public Forked from knowm/XChange
XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.
QTSurfer/XChange’s past year of commit activity
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