# Sharding / Cross-Shard Queries

> "sharding" (performance-core layer) is traded against "Cross-Shard Queries" (performance-core layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Cross-Shard Queries" and choosing an explicit operating point.

Record: `tension:cross-shard-queries-sharding`
Kind: tension
Canonical: https://banes-lab.com/ontology/schema#tension-cross-shard-queries-sharding

## tensions-with

- [Sharding](https://banes-lab.com/records/arch/sharding.md)
- [Cross-Shard Queries](https://banes-lab.com/records/lex/cross-shard-queries.md)