feat: initial lance schema evolution#15

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rahil-c wants to merge 10 commits intomasterfrom

rahil/schema-evolution

Commits on Jan 13, 2026

Ensure MOR table works, with lance base files and avro logs file

rahil-c
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the-other-tim-brown
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fix style

rahil-c
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the-other-tim-brown
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minor

rahil-c
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the-other-tim-brown
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version downgrade in lance spark and lance core due to arrow issue for MOR

rahil-c
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the-other-tim-brown
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retrigger ci

rahil-c
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the-other-tim-brown
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cleanup
the-other-tim-brown
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add compaction validation
the-other-tim-brown
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refactor test to reduce code duplication, add clustering validation, fix writer bug
the-other-tim-brown
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Commits on Jan 15, 2026

Add schema evolution support for add column
rahil-c
committed

Commits on Jan 16, 2026

retrigger
rahil-c
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