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Does DDM Support Distributed JOIN?
Updated on 2022-08-17 GMT+08:00
Does DDM Support Distributed JOIN?
DDM supports distributed JOIN.
- Redundant fields are added during table design.
- Cross-shard JOIN is implemented by using broadcast tables, ER shards, and ShareJoin.
- Currently, DDM does not allow cross-database update or deletion of multiple tables.
Parent topic: SQL Syntax
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