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[reader-v2, layout reader] Nullable struct layouts are unsound

Status: Open.

#6162 In vortex-data/vortex;

· joseph-isaacs opened on Jan 27, 2026

Operators execution benchmarking

Status: Open.

#6159 In vortex-data/vortex;

· connortsui20 opened on Jan 27, 2026

bug with array struct field when copying from duckdb to vortex

bugA bug issueA bug issue

Status: Open.

#6125 In vortex-data/vortex;

· uwemaurer opened on Jan 23, 2026

VortexMetrics Memory Growth: Children Accumulate Indefinitely in Long-Lived Sessions Resulting in OOM

bugA bug issueA bug issue

Status: Open.

#6078 In vortex-data/vortex;

· gatesn opened on Jan 21, 2026

Fuzzing Crash: VarBinViewArray validity mismatch in mask operation (combine_validity creates Nullable for NonNullable array)

bugA bug issueA bug issue

fuzzerIssues detected by the fuzzerIssues detected by the fuzzer

Status: Open.

#6048 In vortex-data/vortex;

· github-actions opened on Jan 20, 2026

Add an IsNotNull expression

featureA feature requestA feature request

good first issueGood for newcomersGood for newcomers

Status: Open.

#6040 In vortex-data/vortex;

· gatesn opened on Jan 19, 2026

full the <code>validity</code> on array using the fuzzer

Status: Open.

#6039 In vortex-data/vortex;

· joseph-isaacs opened on Jan 19, 2026

Correctly propergate is to_arrow data_type = None in exporter

Status: Open.

#6038 In vortex-data/vortex;

· joseph-isaacs opened on Jan 19, 2026

Fuzzing Crash: Length not preserved in file I/O with projection on nested struct arrays

bugA bug issueA bug issue

fuzzerIssues detected by the fuzzerIssues detected by the fuzzer

Status: Open.

#6009 In vortex-data/vortex;

· github-actions opened on Jan 16, 2026

Optimize <code>Mask::rank()</code>

good first issueGood for newcomersGood for newcomers

Status: Open.

#5978 In vortex-data/vortex;

· joseph-isaacs opened on Jan 15, 2026

Support ColumnStatistics byte_size

Status: Open.

#5938 In vortex-data/vortex;

· robert3005 opened on Jan 13, 2026

Vortex PyArrow Dataset API to implement full filter support

bugA bug issueA bug issue

Status: Open.

#5913 In vortex-data/vortex;

· gatesn opened on Jan 10, 2026