Allow vertical merges from compact to wide parts [2]#46282
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alexey-milovidov merged 2 commits intoClickHouse:masterfrom Feb 12, 2023
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Allow vertical merges from compact to wide parts [2]#46282alexey-milovidov merged 2 commits intoClickHouse:masterfrom
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Backport #46282 to 22.8: Allow vertical merges from compact to wide parts [2]
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Backport #46282 to 22.3: Allow vertical merges from compact to wide parts [2]
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Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):
Allow using Vertical merge algorithm with parts in Compact format. This will allow ClickHouse server to use much less memory for background operations. This closes #46084
Resurrected #45681.