Issues

• Blocked BitPacked: Implement per-block bitwidth encode and decode CUDA kernels

  vortex-data/vortex#10201 · Filter by author mhk197 opened on Oct 1, 2026

• Blocked BitPacked: Add a blocked mode to BitPacked scheme in compressor

  vortex-data/vortex#10200 · Filter by author mhk197 opened on Oct 1, 2026

• Blocked BitPacked: Support serde for arrays with non-constant bitwidths (v2)

  vortex-data/vortex#10199 · Filter by author mhk197 opened on Oct 1, 2026

• Blocked BitPacked: Support encoding per-block bit widths

  vortex-data/vortex#10198 · Filter by author mhk197 opened on Oct 1, 2026

• Blocked BitPacked: Support decoding per-block bit widths

  vortex-data/vortex#10197 · Filter by author mhk197 opened on Oct 1, 2026

• Blocked BitPacked: Transition from scalar bit_width to block_offsets child

  vortex-data/vortex#10196 · Filter by author mhk197 opened on Oct 1, 2026

• Tracking Issue: Retire the legacy statistics APIs

  tracking-issue
  vortex-data/vortex#10177 · Filter by author connortsui20 opened on Oct 1, 2026

• duckdb: struct_extract with equality filter reads the whole struct into memory

  ext/duckdb
  Bug

  vortex-data/vortex#10176 · Filter by author myrrc opened on Oct 1, 2026
  

• Epic: Refactor Statistics

  epic
  vortex-data/vortex#10175 · Filter by author connortsui20 opened on Oct 1, 2026
  1

  

• Blocked FoR: Try FoR/BitPacked unified cast kernel

  vortex-data/vortex#10173 · Filter by author mhk197 opened on Oct 1, 2026

• Epic: Labelled metrics and observability data support

  epic
  vortex-data/vortex#10172 · Filter by author joseph-isaacs opened on Oct 1, 2026

• Epic: Time series data support

  epic
  vortex-data/vortex#10171 · Filter by author joseph-isaacs opened on Sep 30, 2026

• Tracking Issue: Implement Blocked BitPacked Encoding

  tracking-issue
  vortex-data/vortex#10167 · Filter by author mhk197 opened on Sep 30, 2026

• Blocked FoR: Implement blocked encode/decode CUDA kernels

  vortex-data/vortex#10160 · Filter by author mhk197 opened on Sep 30, 2026

• Blocked FoR: Implement compute kernels for multiple reference FoR

  vortex-data/vortex#10159 · Filter by author mhk197 opened on Sep 30, 2026

• Tracking Issue: Blocked Frame of Reference (FoR) Encoding

  tracking-issue
  vortex-data/vortex#10127 · Filter by author mhk197 opened on Sep 29, 2026

• perf bug: repeated decompression of runend ends

  bug
  vortex-data/vortex#10126 · Filter by author tpoterba opened on Sep 29, 2026

• Persisted Stat::Sum for a float column with both +inf and -inf is architecture-dependent

  vortex-data/vortex#10120 · Filter by author gerchowl opened on Sep 29, 2026

• debug_assertions changes written file bytes: the is_sorted assert on patch indices caches a statistic

  vortex-data/vortex#10119 · Filter by author gerchowl opened on Sep 29, 2026

• DuckDB Vortex Metadata

  ext/duckdbfeature
  vortex-data/vortex#10078 · Filter by author xevix opened on Sep 26, 2026
  1

• Respect Spark string collations in predicate pushdown

  bug
  vortex-data/vortex#10065 · Filter by author gatesn opened on Sep 25, 2026

• Support Spark floating point semantics in bound comparisons

  bug
  vortex-data/vortex#10064 · Filter by author gatesn opened on Sep 25, 2026

• IPC: support custom key/value metadata on messages (parity with Arrow IPC custom_metadata)

  vortex-data/vortex#10059 · Filter by author rustyconover opened on Sep 25, 2026
  1

• vortex-datafusion v2 scan should preserve ordered splits and enforce fetch across splits

  vortex-data/vortex#10056 · Filter by author gatesn opened on Sep 25, 2026
  2

• High heap growth during COPY TO ... (FORMAT VORTEX) bypasses duckdb_memory() accounting and triggers OOM on memory-constrained hosts

  bugext/duckdb
  vortex-data/vortex#10046 · Filter by author KazukiKandaKK opened on Sep 25, 2026
  3