v.1.1.54362New Feature

Added VersionedCollapsingMergeTree Table Engine

Official CH changelog text
Added the VersionedCollapsingMergeTree table engine.
Added the VersionedCollapsingMergeTree table engine to ClickHouse.

Why it matters

The VersionedCollapsingMergeTree engine enables more efficient handling of versions in data merges, improving consistency and control when working with versioned datasets. This helps solve problems related to data deduplication and conflict resolution during merges.

How to use it

To use the new engine, specify VersionedCollapsingMergeTree as the table engine when creating a table. Configure version columns appropriately to enable version-aware collapsing behavior during merges.
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