QuestDB 6.3 Release Highlights

QuestDB 6.3, an open-source time-series database designed for high-demand workloads, introduces several enhancements focused on performance and usability, informed by community and customer feedback. Key updates include multi-threaded SQL execution for improved performance in filter queries, optimized query cache retention, and support for cloud-native filesystem snapshots enabling live database backups with minimal impact. The release also boasts performance optimization for LATEST ON syntax over un-indexed symbol columns, providing significant gains without needing indexes, and introduces a read-only mode for connections via the PostgreSQL Wire Protocol. Additionally, the web console now features SQL syntax formatting and table name autocomplete, enhancing user convenience.