database

AWS released ExtendDB v0.1 on May 20, an Apache 2.0 adapter implementing the DynamoDB wire protocol on pluggable backends including PostgreSQL and Apache Cassandra, targeting local dev, CI/CD, on-premises, and hybrid environments.

Google announced a downloadable edition of Cloud Spanner that runs on-premises, on rival clouds, or on a laptop, dismantling a dependency on proprietary infrastructure that its engineers once thought impossible to remove.

ClickHouse 26.5 arrives on May 21 with 38 new features, 51 performance optimizations, a 27x Merge table speedup, Iceberg V3 geometry support, and new SQL compatibility aliases for PostgreSQL, Snowflake, and BigQuery.

Amazon Aurora Serverless platform version 4 scales 45% faster and delivers up to 30% better throughput at no extra cost, targeting agentic AI workloads.

SQLite 3.52.0, expected to release around March 11, 2026, will add ALTER TABLE support for NOT NULL and CHECK constraints, a new Query Result Formatter for the CLI, two new JSON array functions, and query planner improvements.

PostgreSQL 18.3, 17.9, 16.13, 15.17, and 14.22 fix regressions introduced when patching five CVEs, including a broken substring() function on non-ASCII text and standby servers halting mid-replication.