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persist: add missing variants to BatchColumnarFormat Arbitrary impl#36444

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def- wants to merge 1 commit intoMaterializeInc:mainfrom
def-:pr-batch-test
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persist: add missing variants to BatchColumnarFormat Arbitrary impl#36444
def- wants to merge 1 commit intoMaterializeInc:mainfrom
def-:pr-batch-test

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@def- def- commented May 7, 2026

The proptest Arbitrary impl for BatchColumnarFormat only generated Row, Both(0), and Both(1), missing Both(2) (the production default) and Structured. This meant proptest round-trip tests for HollowBatchPart never exercised the formats actually used in production.

The proptest Arbitrary impl for BatchColumnarFormat only generated Row,
Both(0), and Both(1), missing Both(2) (the production default) and
Structured. This meant proptest round-trip tests for HollowBatchPart
never exercised the formats actually used in production.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
@def- def- requested a review from DAlperin May 7, 2026 04:47
@def- def- requested a review from a team as a code owner May 7, 2026 04:47
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