Part 09 · Partitioning and Sharding
Cross-Shard Queries and Joins
Scatter-gatherCross-shard joinCo-locationFan-out latency
A query that touches every shard is as slow as the slowest one. Scatter-gather, co-locating related data, and why cross-shard joins are avoided by design.
⏱ 6 min · Station 81 of 123
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