Issues

A nested GroupApply throws InvalidCastException when its group's stream has a key comparer set with SetProperty().KeyEqualityComparer: Ungroup casts the comparer to an internal type

microsoft/Trill#253 · opened

on Nov 5, 2026

In columnar mode, ExtendLifetime cannot generate code on a stream not marked as having a constant duration: the generated pipe does not compile

microsoft/Trill#252 · opened

on Nov 5, 2026

In columnar mode, Stitch inside GroupApply cannot generate code: the key comparer is applied to the key-and-payload struct instead of its key

microsoft/Trill#251 · opened

on Nov 5, 2026

In columnar mode, Detect cannot generate code for an automaton that mixes single-element and multi-element arcs when its arc lambdas read the payload's fields

microsoft/Trill#250 · opened

on Nov 5, 2026

In columnar mode, Detect with only multi-element arcs drops the transfer of the arc that completes a match, so the output register is wrong

microsoft/Trill#249 · opened

on Nov 5, 2026

In columnar mode, a join whose result selector returns one input's payload unchanged cannot generate code when that payload type has fields

microsoft/Trill#248 · opened

on Nov 5, 2026

Generated Group code is cached by key selector text alone, ignoring the key comparer's hash, so a later GroupApply on the same key selector throws IndexOutOfRangeException in columnar mode

microsoft/Trill#247 · opened

on Nov 5, 2026

Join and WhereNotExists lose matches when only one input has an equality comparer for its key selector: each input hashes its keys with its own comparer

microsoft/Trill#246 · opened

on Nov 5, 2026

In columnar mode, a SelectMany that is not fused into the ingress cannot generate code for an array selector: GetEnumerator() on an array returns the non-generic IEnumerator

microsoft/Trill#245 · opened

on Nov 5, 2026

With AllowFloatingReorderPolicy, the fused egress of a partitioned ingress throws ArgumentException: AddPartitionKey builds the key lambda wrongly

microsoft/Trill#244 · opened

on Nov 5, 2026

Columnar start-edge egress of a partitioned stream never uses generated code: its generator adds the same lambda parameter twice

microsoft/Trill#243 · opened

on Nov 5, 2026

Afa.Clone() does not copy the default accumulator

microsoft/Trill#242 · opened

on Nov 5, 2026

Multicast with a destination selector loses events in row mode and throws NullReferenceException in columnar mode

microsoft/Trill#241 · opened

on Nov 5, 2026

In columnar mode, a lambda that code generation cannot write throws NotImplementedException at ingress, egress, Where and Select instead of falling back

microsoft/Trill#240 · opened

on Nov 5, 2026

Columnar array ingress writes anonymous-type payloads at the input-array offset, so rows get wrong values or are written out of bounds

microsoft/Trill#239 · opened

on Nov 4, 2026

An aggregate over ToTemporalArrayStreamable with start and end extractors can throw IndexOutOfRangeException, depending on earlier queries

microsoft/Trill#238 · opened

on Nov 4, 2026

Partitioned array ingress zeroes the hash column of full batches, so GroupAggregate counts one value as two groups and can throw

microsoft/Trill#237 · opened

on Nov 4, 2026

When the predicate of a separate Where calls a state-changing method on the class payload itself, row mode stores the change and columnar mode does not

microsoft/Trill#236 · opened

on Nov 4, 2026

Columnar key selectors, aggregate accumulators and payload comparers rebuild the payload at each use, so a method that changes the payload gives a wrong result

microsoft/Trill#235 · opened

on Nov 4, 2026

In columnar mode, an [InlineArray] struct payload keeps only its first element

microsoft/Trill#234 · opened

on Nov 4, 2026

A Where that passes a struct payload's field by reference changes the stored event in columnar mode and when fused into ingress

microsoft/Trill#233 · opened

on Nov 4, 2026

1

A separate columnar Where rebuilds the payload at each use of its parameter, so a method that changes the payload sees fresh copies

microsoft/Trill#232 · opened

on Nov 4, 2026

A payload type named T in the global namespace fails columnar code generation, because the generated Add<T> methods shadow its name

microsoft/Trill#231 · opened

on Nov 4, 2026

In columnar mode, a low watermark inside an array of PartitionedStreamEvent values is not marked, so PointAtEnd reads it as data

microsoft/Trill#230 · opened

on Nov 4, 2026

ToPartitionedArrayStreamable ends with an unmarked low watermark, which PointAtEnd turns into a data event (AddLowWatermark does not set the bit)

microsoft/Trill#229 · opened

on Nov 4, 2026

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Issues

A nested GroupApply throws InvalidCastException when its group's stream has a key comparer set with SetProperty().KeyEqualityComparer: Ungroup casts the comparer to an internal type

In columnar mode, ExtendLifetime cannot generate code on a stream not marked as having a constant duration: the generated pipe does not compile

In columnar mode, Stitch inside GroupApply cannot generate code: the key comparer is applied to the key-and-payload struct instead of its key

In columnar mode, Detect cannot generate code for an automaton that mixes single-element and multi-element arcs when its arc lambdas read the payload's fields

In columnar mode, Detect with only multi-element arcs drops the transfer of the arc that completes a match, so the output register is wrong

In columnar mode, a join whose result selector returns one input's payload unchanged cannot generate code when that payload type has fields

Generated Group code is cached by key selector text alone, ignoring the key comparer's hash, so a later GroupApply on the same key selector throws IndexOutOfRangeException in columnar mode

Join and WhereNotExists lose matches when only one input has an equality comparer for its key selector: each input hashes its keys with its own comparer

In columnar mode, a SelectMany that is not fused into the ingress cannot generate code for an array selector: GetEnumerator() on an array returns the non-generic IEnumerator

With AllowFloatingReorderPolicy, the fused egress of a partitioned ingress throws ArgumentException: AddPartitionKey builds the key lambda wrongly

Columnar start-edge egress of a partitioned stream never uses generated code: its generator adds the same lambda parameter twice

Afa.Clone() does not copy the default accumulator

Multicast with a destination selector loses events in row mode and throws NullReferenceException in columnar mode

In columnar mode, a lambda that code generation cannot write throws NotImplementedException at ingress, egress, Where and Select instead of falling back

Columnar array ingress writes anonymous-type payloads at the input-array offset, so rows get wrong values or are written out of bounds

An aggregate over ToTemporalArrayStreamable with start and end extractors can throw IndexOutOfRangeException, depending on earlier queries

Partitioned array ingress zeroes the hash column of full batches, so GroupAggregate counts one value as two groups and can throw

When the predicate of a separate Where calls a state-changing method on the class payload itself, row mode stores the change and columnar mode does not

Columnar key selectors, aggregate accumulators and payload comparers rebuild the payload at each use, so a method that changes the payload gives a wrong result

In columnar mode, an [InlineArray] struct payload keeps only its first element

A Where that passes a struct payload's field by reference changes the stored event in columnar mode and when fused into ingress

A separate columnar Where rebuilds the payload at each use of its parameter, so a method that changes the payload sees fresh copies

A payload type named T in the global namespace fails columnar code generation, because the generated Add<T> methods shadow its name

In columnar mode, a low watermark inside an array of PartitionedStreamEvent values is not marked, so PointAtEnd reads it as data

ToPartitionedArrayStreamable ends with an unmarked low watermark, which PointAtEnd turns into a data event (AddLowWatermark does not set the bit)