# Page Not Found

The URL `architecture/components/xpand/evaluation/parallel-query-evaluation` does not exist.

You might be looking for one of these pages:
- [Parallel Replication](https://mariadb.com/docs/server/ha-and-performance/standard-replication/parallel-replication.md)
- [Galera Cluster](https://mariadb.com/docs/server/architecture/topologies/galera-cluster.md)
- [Installing Primary/Replica](https://mariadb.com/docs/server/architecture/topologies/primary-replica.md)
- [Spider Storage Engine](https://mariadb.com/docs/server/architecture/topologies/spider-storage-engine.md)
- [Spider Federated](https://mariadb.com/docs/server/architecture/topologies/spider-federated.md)

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