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feat: support block lineage checks to reduce redundant conversion#5

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verejoel wants to merge 2 commits intothanos-io:mainfrom
verejoel:feature/block-lineage
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feat: support block lineage checks to reduce redundant conversion#5
verejoel wants to merge 2 commits intothanos-io:mainfrom
verejoel:feature/block-lineage

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@verejoel
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@verejoel verejoel commented Jul 7, 2025

If blocks A and B have already been converted to parquet, then get compacted into C, we should exclude C from being converted again.

verejoel added 2 commits July 8, 2025 01:51
Signed-off-by: Joel Verezhak <j.verezhak@gmail.com>
Signed-off-by: Joel Verezhak <j.verezhak@gmail.com>
@verejoel verejoel force-pushed the feature/block-lineage branch from 7301761 to 52cb78e Compare July 7, 2025 23:51
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@GiedriusS GiedriusS left a comment

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What are the use case(-s) where we would not want this enabled all the time? 🤔

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verejoel commented Jul 8, 2025

What are the use case(-s) where we would not want this enabled all the time? 🤔

That's a fair point, tbh I want to get the idea/approach validated first. I'm a bit hesitant to break/change how things work as well (although at this point we probably don't need to care so much about backwards compatibility).

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2 participants