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[Enhancement] Optimize memory usage of primary key table large load #9344

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decster opened this issue Jul 29, 2022 · 0 comments · Fixed by #12068
Closed

[Enhancement] Optimize memory usage of primary key table large load #9344

decster opened this issue Jul 29, 2022 · 0 comments · Fixed by #12068
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type/enhancement Make an enhancement to StarRocks

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@decster
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decster commented Jul 29, 2022

Enhancement

Currently, RowsetUpdateState::load will preload all segments primary keys into memory, if the load(rowset) is very large, it will use a lot of memory during commit or apply phrase.
For large load(rowset), we should not preload all segments' primary keys and process segment by segment.
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[Enhancement] Optimize memory usage of primary key table large load sevev/starrocks
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