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hyparam / hightable Public

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Implement virtual scroll for large dataframes#369

Merged

severo merged 21 commits intomasterhyparam/hightable:masterfrom

implement-virtual-scroll-for-big-dataframeshyparam/hightable:implement-virtual-scroll-for-big-dataframesCopy head branch name to clipboard

Jan 13, 2026

Conversation Commits21 (21)Checks Files changed

Merged

Implement virtual scroll for large dataframes#369
severo merged 21 commits intomasterfrom
implement-virtual-scroll-for-big-dataframes

Commits

Commits on Jan 12, 2026

Revert "Disable unimplemented virtual scrolling mode (#385)"
severo
committed
Implement virtual scroll
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virtualScrollTop is undefined initially + increase coarse threshold + update scroll states for local scroll
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handle better pending programmatic scroll
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add explanation about the coarse scrolling threshold
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comments
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[refactor] one scale object for both directions
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committed
adapt locally with scrollDelta
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committed
[refactor] use a reducer for the scroll state
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committed
[refactor] move dimensions to scale state
severo
committed
[refactor] handle part of the logic in the reducer
severo
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remove unneeded min threshold
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[refactor] rename virtualScrollBase and virtualScrollDelta
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[refactor] reorder the code for clarity
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update scroll threshold (500 rows)
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copilot comments
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refactor
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[refactor] extract derived values computation in a testable function
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committed

Commits on Jan 13, 2026

[refactor] move logic to virtualScroll helper and add tests
severo
committed
[refactor] extract logic to helper + add tests
severo
committed
Why not 1 peta rows?
severo
committed

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