Latest AI and tech news

questdb.com • Oct 29 • by QuestDB

Data engineering · Data science +7

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D6888

One table, three readers: QuestDB, Polars and DuckDB on the same Parquet

questdb.com • Oct 27 • by Javier Ramirez

Databases · shared +3

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25E1B

QuestDB Enterprise 4.1: governance for shared clusters

questdb.com • Oct 23 • by Javier Ramirez

Databases · analysis +4

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6C05A

QuestDB 10.1: fresher data, less I/O, and more analysis in SQL

questdb.com • Oct 22 • by Javier Ramirez

Data engineering · Databases +5

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360FA

Ingesting live market data from Databento into QuestDB

questdb.com • Oct 1 • by Javier Ramirez

Databases · compression +5

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7469C

QuestDB's QWP under the hood: Gorilla timestamp compression

questdb.com • Sep 25 • by Javier Ramirez

Data science · Databases +7

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9C6C4

Which time-series join? ASOF, WINDOW, HORIZON, LT or SPLICE

questdb.com • Sep 11 • by Javier Ramirez

Data engineering · Databases +5

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771B1

DuckLake and QuestDB: the same Parquet, a different table format

questdb.com • Sep 4 • by Javier Ramirez

Data engineering · file +4

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244EB

Parquet and Iceberg: how a table format builds on a file format

questdb.com • Aug 25 • by Javier Ramirez

Databases · storage +5

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801C8

QuestDB Enterprise 4.0: cold storage, QWP, and hot failover

questdb.com • Aug 17 • by Javier Ramirez

Data engineering · Databases +7

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D0DB6

QWP: QuestDB's own binary wire protocol for ingestion and queries

questdb.com • Aug 7 • by Javier Ramirez

Data engineering · apache +5

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FBC60

Streaming 500 million rows into Apache Arrow in 2.3 seconds

questdb.com • Aug 6 • by Javier Ramirez

Databases · Data engineering +8

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69463

QuestDB 10.0: QWP, one binary streaming protocol for writes and Arrow reads

questdb.com • Aug 5 • by Javier Ramirez

Data engineering · Databases +5

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0332C

Introducing QuestDB's new binary ingestion protocol: QWP

questdb.com • Jul 19, 08:00 PM • by QuestDB

Data science · Databases +8

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A092D

Transaction Cost Analysis with QuestDB and Polars: VWAP, Slippage and Markout

questdb.com • Jul 16, 08:00 PM • by undefined

Fintech · Databases +8

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F6108

HDFC Bank uses QuestDB for mule account detection across all major 25+ banking channels

questdb.com • Jul 14, 08:00 PM • by Jaromir Hamala

instruction · expensive +1

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CC871

The Most Expensive Instruction Might Be… cmov

questdb.com • Jul 6, 08:00 PM • by QuestDB

Databases · Data science +4

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096A1

The Best Time-Series Databases in 2026 (and How to Choose)

questdb.com • Jul 1, 08:00 PM • by Jaromir Hamala

Languages · bit +7

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4EB2B

The mask that compiles to nothing: how HotSpot's JIT learned to reason about bits

questdb.com • Jun 17, 08:00 PM • by Andrey Pechkurov

Databases · Evals +4

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9DC7C

Lies, Damn Lies and Database Benchmarks

questdb.com • Jun 11, 08:00 PM • by Javier Ramirez

Databases · enterprise +7

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6D19C

QuestDB Enterprise 3.3.1: storage policies, custom CA, and finer-grained access control

questdb.com • Jun 8, 08:00 PM • by Javier Ramirez

Databases · query +5

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6C393

QuestDB 9.4.2: shareable queries, new aggregates, and a hardening pass

questdb.com • Jun 4, 08:00 PM • by undefined

Fintech · Databases +7

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A64B5

Aeron and QuestDB: building open infrastructure for capital markets data

questdb.com • May 28, 08:00 PM • by undefined

Fintech · Databases +5

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155D9

One Trading runs a regulated 24/7 futures exchange on QuestDB

questdb.com • May 18, 08:00 PM • by Javier Ramirez

Databases · Data engineering +8

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B314F

QuestDB 9.4.0: Posting index, cross-column fill, and smarter Web Console

questdb.com • May 11, 08:00 PM • by Andrey Pechkurov

Databases · parallel +3

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86FA1

How we made WINDOW JOIN parallel and vectorized

questdb.com • May 3, 08:00 PM • by Javier Ramirez

Databases · Data science +6

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4D867

Sparklines for traders: candlesticks and depth charts in SQL

questdb.com • Apr 20, 08:00 PM • by Javier Ramirez

Software engineering · Databases +7

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6A962

Code review turned a 3x speedup into 8.9x (off-heap HdrHistogram in QuestDB)

questdb.com • Apr 16 • by undefined

Privacy · Databases +7

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D64BA

SIX Group and Aquis Exchange run exchange-wide surveillance on QuestDB

questdb.com • Apr 12, 08:00 PM • by Javier Ramirez

Databases · join +5

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B0C38

QuestDB 9.3.5: Lateral Joins, UNNEST & Window Stats

questdb.com • Apr 8, 08:00 PM • by Javier Ramirez

Data science · Prompting +7

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36056

Zero-Shot Time-Series Forecasting with QuestDB and Google's TimesFM

questdb.com • Mar 31, 08:00 PM • by Javier Ramirez

Data engineering · Software engineering +8

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D94DC

QuestDB 9.3.4: Dynamic WINDOW JOIN & Parquet Bloom Filters

questdb.com • Mar 22, 08:00 PM • by Arden Charts

Databases · Data engineering +4

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4EAB3

Building a real-time multi-exchange charting platform with QuestDB

questdb.com • Mar 17, 08:00 PM • by Vlad Ilyushchenko

Databases · Evals +4

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0F47E

Benchmark and comparison: QuestDB vs. ClickHouse

questdb.com • Mar 16, 08:00 PM • by Javier Ramirez

Databases · order +4

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6738E

From 3 Seconds to 38 Milliseconds: Why SAMPLE BY Order Matters

questdb.com • Mar 10, 08:00 PM • by Javier Ramirez

Data engineering · Databases +6

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6B838

QuestDB and the Modern Data Stack: Bridging Time Series, OLAP, and the Lakehouse

questdb.com • Mar 3, 07:00 PM • by Javier Ramirez

Databases · enterprise +7

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E19A3

QuestDB Enterprise 3.2.3: WAL cleaner, TLS metrics, and HORIZON JOIN

questdb.com • Mar 2, 07:00 PM • by Javier Ramirez

Fintech · Data science +8

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9DDA9

QuestDB Wins Best Trading Analytics Platform at TradingTech Insight Awards Europe 2026

questdb.com • Feb 26, 07:00 PM • by Javier Ramirez

Languages · Databases +6

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E15FD

QuestDB 9.3.3: HORIZON JOIN, twap(), and JIT on ARM64

questdb.com • Feb 25, 07:00 PM • by undefined

Languages · window +7

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6C93E

The Windows DLL loader lock: how a Rust thread can hang your JVM

questdb.com • Feb 3, 07:00 PM • by Javier Ramirez

Databases · Data engineering +7

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CB2E7

QuestDB 9.3.2: TICK, arg_max, and Exponential Moving Averages

questdb.com • Jan 28, 07:00 PM • by Javier Ramirez

Databases · DevOps & SRE +7

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E3861

Building Real-Time Bollinger Bands Charts with SQL and Grafana

questdb.com • Jan 25, 07:00 PM • by Yitaek Hwang

Databases · benchmarked +3

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A156C

5 Best InfluxDB Alternatives (2026), Benchmarked