QuestDB 10.1.0 QuestDB 10.1.0 adds new SQL features, makes several query shapes faster, and fixes a large batch of correctness and reliability bugs. New SQL includes SUBSAMPLE for server-side downsampling, the percentile_disc / percentile_cont functions, right-hand filters in HORIZON JOIN, and audited views. Parallel GROUP BY now runs over hash joins, and LATEST ON, symbol LIKE/regex filters, SAMP…
QuestDB 10.0.1 QuestDB 10.0.1 is a maintenance release that builds on 10.0.0 with improvements across SQL, QWP, Live Views, DECIMAL, storage, and the Web Console. Expanded fuzz, fault-injection, and concurrency coverage strengthens a number of less-common execution and failure paths. The release also improves high-cardinality window queries and Live View refreshes, streams eligible ordered UNION A…
QuestDB 10.0.0 QuestDB 10.0.0 is a major release, bringing three key new features into general availability, alongside a host of performance upgrades, bugfixes, and ergonomic improvements, that make QuestDB 10.0.0 easier than ever to build and scale with. This release includes QWP, the QuestDB Wire Protocol, which supercedes ILP and PG Wire. The protocol is compressed binary, columnar, and pipelin…
QuestDB 9.4.3 QuestDB 9.4.3 brings some key bug-fixes, along with parquet-native tables and new parquet-querying performance enhancements, with order-of-magnitude speedups for ORDER BY ... LIMIT queries. For any questions or feedback, please join us on Slack or on Discourse. See also our prettier release notes page. Breaking changes 💥 Two-bound LIMIT null semantics changed, aligning LIMIT lo, hi w…
QuestDB 9.4.2 QuestDB 9.4.2 is a hardening release that builds on 9.4.1, driven by continued fuzz testing and stricter query-result assertions. It includes bugfixes for the new posting index, parquet tables, temporal joins, and a variety of other SQL queries. This release also brings a Web Console upgrade, which brings some fixes and a new utility for sharing queries with your colleagues. For any…
QuestDB 9.4.1 QuestDB 9.4.1 is a hardening release that builds on 9.4.0. Introduction of our new SQL fuzz-testing engine and test framework improvements has flushed out more than 60 latent bugs around query correctness and resource leaks. 9.4.1 also brings additional hardening and bugfixes for the newly released posting/covering indexes, performance enhancements for materialised views, upgrades to…
QuestDB 9.4.0 QuestDB 9.4.0 introduces a compact, high-performance posting and covering index for SYMBOL columns, a local parquet metadata sidecar that unlocks row-group pruning, parallelised SAMPLE BY FILL with new cross-column FILL(PREV) syntax, three new window functions, and sparkline() / bar() text visualisations. It also delivers meaningful GROUP BY / hash-join speed-ups and fixes a number o…
QuestDB 9.3.5 QuestDB 9.3.5 introduces lateral joins, SQL-standard UNNEST, statistical window functions, and corrects SAMPLE BY timezone handling during DST transitions. It also delivers multiple join performance improvements and important Parquet export fixes. For any questions or feedback, please join us on Slack or on Discourse. See also our prettier release notes page. Breaking changes 💥 SAMPL…
QuestDB 9.3.4 QuestDB 9.3.4 delivers dynamic windows in WINDOW JOIN, Parquet row group pruning with bloom filters, new array functions, and significant performance improvements across ORDER BY, joins, and Parquet I/O. For any questions or feedback, please join us on Slack or on Discourse. See also our prettier release notes page. Breaking changes 💥 Parquet Varchar encoding default changed: Parquet…
QuestDB 9.3.3 QuestDB 9.3.3 is a feature-rich release introducing HORIZON JOIN for markout analysis, a new twap() aggregate, SQL-standard WINDOW definitions, JIT compilation on ARM64, and file-based secrets for Kubernetes deployments. It also brings significant performance improvements across Parquet I/O, parallel GROUP BY, UNION queries, and ORDER BY on computed expressions. For any questions or…
QuestDB 9.3.2 QuestDB 9.3.2 continues the trend of performance upgrades and bugfixes, with some additional new features. Importantly, we introduce the new TICK syntax, a compact DSL for expressing time intervals, alongside faster aggregations, improved applicability of interval scans, and fast parquet queries. For any questions or feedback, please join us on Slack or on Discourse. See also our pre…
QuestDB 9.3.1 QuestDB 9.3.1 follows the major 9.3.0 release, focusing on stability, correctness, and performance refinements based on early feedback and production usage. This release delivers targeted fixes across joins, views, and checkpointing, alongside continued performance improvements on hot SQL execution paths. Improvements Arithmetic expressions in window functions Window functions now su…
QuestDB 9.3.0 QuestDB 9.3.0 is now available, bringing a new wave of query expressiveness and usability improvements across the engine and the Web Console. This release introduces window joins for precise time-based analytics, database views for cleaner query composition, AI-assisted workflows in the web console, and the new PIVOT keyword for effortless wide-schema aggregations. For any questions…