Release date: 2022-09-29
Fault-tolerant mode with lower latency for queries and support for new multiplexing transport.
Enhancement of distributed query planning and execution:
Support for unnesting of simple correlated subqueries without aggregates
Support for SEMI-JOIN push down
Support for Async Foreign Scan execution in more cases
Foreign join fast path mechanism to reduce query planning time
Single tool shardmanctl to manage a Shardman cluster.
New Shardman loader (part of shardmanctl):
Three times better performance with multithreading support
Ability to load directly from another PostgreSQL instance
Bug fixes for new multiplexing transport and global snapshots.