| New in the #QuestDB docs: a governance and auditing guide. Every governance feature on one page, grouped by the questio… |
@QuestDb |
Company |
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2026-10-28 |
96 |
3 |
0 |
0 |
0 |
0 |
| We just shipped #QuestDB Enterprise 4.1.0.
- Resource groups: concurrency, CPU and memory limits per team
- Audited vi… |
@QuestDb |
Company |
Original |
2026-10-27 |
149 |
4 |
0 |
3 |
0 |
1 |
| We just shipped #QuestDB 10.1.0.
- Merge-append partitions: late writes no longer rewrite the whole partition
- SUBSAM… |
@QuestDb |
Company |
Original |
2026-10-23 |
97 |
0 |
0 |
1 |
0 |
1 |
| New on our blog: live Databento market data into #QuestDB Enterprise, end to end. A TOML config file for ingestion, ord… |
@QuestDb |
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Original |
2026-10-22 |
105 |
2 |
1 |
1 |
0 |
1 |
| Version 0.25 of the #QuestDB Kafka connector is out. No config changes needed.
High cardinality tasks no longer hit a … |
@QuestDb |
Company |
Original |
2026-10-21 |
68 |
0 |
0 |
0 |
0 |
0 |
| One of the SQL extensions you only find in #QuestDB: exchange calendars.
Put a MIC code in the time filter and the que… |
@QuestDb |
Company |
Original |
2026-10-20 |
73 |
0 |
0 |
0 |
0 |
0 |
| Still running #QuestDB on ZFS to compress your tables? You can drop that layer.
Partitions convert to Parquet, compres… |
@QuestDb |
Company |
Original |
2026-10-19 |
99 |
1 |
0 |
0 |
0 |
1 |
| Applications should not log into your database as a person.
In #QuestDB Enterprise a service account cannot belong to … |
@QuestDb |
Company |
Original |
2026-10-16 |
76 |
0 |
0 |
0 |
0 |
0 |
| The #QuestDB Enterprise Kubernetes Operator docs are now live: EKS and AKS, migration, runbook, backup and restore, HA,… |
@QuestDb |
Company |
Original |
2026-10-15 |
72 |
0 |
0 |
1 |
0 |
0 |
| I built this energy trading dashboard without writing any SQL or touching a chart config. I just described it to my age… |
@QuestDb |
Company |
Original |
2026-10-14 |
208 |
2 |
0 |
1 |
1 |
2 |
| Scheduled backups in #QuestDB Enterprise: a cron expression in server.conf, a timezone, and reload_config() to pick it … |
@QuestDb |
Company |
Original |
2026-10-08 |
107 |
0 |
0 |
1 |
0 |
0 |
| Final day at @SpaceSoftSummit 🚀
Today at 1:15 PM MT we're drawing the winner of the LEGO® NASA Artemis Space Launch Sy… |
@QuestDb |
Company |
Original |
2026-10-07 |
106 |
1 |
0 |
0 |
0 |
0 |
| Forgot a WHERE and now a scan is lifting every historical partition, filling the page cache with data nobody asked for?… |
@QuestDb |
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Original |
2026-10-06 |
103 |
1 |
0 |
0 |
0 |
0 |
| The #QuestDB Web Console has editor settings now. What a text selection means when you hit run, whether formatting uppe… |
@QuestDb |
Company |
Original |
2026-10-02 |
84 |
0 |
0 |
0 |
0 |
0 |
| New on the #QuestDB blog: how QWP gets a timestamp down to a single bit.
Gorilla encoding stores how much the gap betw… |
@QuestDb |
Company |
Original |
2026-10-01 |
149 |
1 |
0 |
1 |
0 |
0 |
| A blotter that flashes on every tick, candles building in front of you, top of book across four ECNs. All of it inside … |
@QuestDb |
Company |
Original |
2026-09-30 |
142 |
2 |
0 |
0 |
0 |
0 |
| You can now run #QuestDB Enterprise on your own data for 30 days. The full build: replication, restart-free promotion, … |
@QuestDb |
Company |
Original |
2026-09-28 |
102 |
0 |
0 |
2 |
0 |
0 |
| ASOF JOIN, WINDOW JOIN or HORIZON JOIN? If the sentence describing what you want has "during" in it, you want a window.… |
@QuestDb |
Company |
Original |
2026-09-25 |
95 |
3 |
1 |
1 |
0 |
2 |
| 481,132 EURUSD trades so far today. SUBSAMPLE sdt brings that to 3,300 rows, or to 46, depending on the error tolerance… |
@QuestDb |
Company |
Original |
2026-09-24 |
160 |
0 |
0 |
1 |
0 |
0 |
| Javier Ramirez is in the Data Engineering Theatre at Big Data LDN today, 15:20. How well an agent does data engineering… |
@QuestDb |
Company |
Original |
2026-09-23 |
198 |
2 |
0 |
2 |
0 |
1 |
| One table, many desks, each allowed to see only its own trades. In #QuestDB Enterprise that is a filtered view plus GRA… |
@QuestDb |
Company |
Original |
2026-09-21 |
77 |
0 |
0 |
1 |
0 |
1 |
| The #QuestDB Kafka connector now speaks QWP. Offsets commit only after QuestDB confirms the rows, the connector pauses … |
@QuestDb |
Company |
Original |
2026-09-17 |
126 |
3 |
0 |
1 |
0 |
0 |
| The nightly report should not be able to slow down your dashboards.
Resource groups are coming to #QuestDB Enterprise… |
@QuestDb |
Company |
Original |
2026-09-16 |
104 |
1 |
0 |
0 |
0 |
0 |
| Since #QuestDB 10.0.0 you can put a memory limit on a single query, on a materialized view or live view refresh, on a W… |
@QuestDb |
Company |
Original |
2026-09-15 |
96 |
2 |
0 |
1 |
0 |
0 |
| SHOW CREATE DATABASE dumps a whole #QuestDB schema: tables, views, materialized views, one DDL statement per row, in de… |
@QuestDb |
Company |
Original |
2026-09-14 |
83 |
1 |
0 |
1 |
0 |
0 |
| Iceberg keeps its table metadata as files in your bucket. DuckLake keeps all of it in a SQL database. That one decision… |
@QuestDb |
Company |
Original |
2026-09-11 |
104 |
1 |
0 |
1 |
0 |
0 |
| Testcontainers for .NET 4.15.0 ships a #QuestDB module. Spin up a throwaway instance in your test suite, no fixture scr… |
@QuestDb |
Company |
Original |
2026-09-10 |
88 |
2 |
0 |
1 |
0 |
0 |
| The #QuestDB Web Console is the SQL editor you remember, plus notebooks with live dashboards, an MCP server your agent … |
@QuestDb |
Company |
Original |
2026-09-08 |
83 |
0 |
0 |
1 |
0 |
0 |
| Every page of the #QuestDB docs is markdown if you ask for it: append .md to the URL, or send an Accept: text/markdown … |
@QuestDb |
Company |
Original |
2026-09-07 |
155 |
1 |
0 |
4 |
0 |
0 |
| Parquet describes one file. It has nothing to say about which files make up a table, which are current, or how they cha… |
@QuestDb |
Company |
Original |
2026-09-04 |
288 |
5 |
1 |
1 |
0 |
1 |
| The node that uploads your cold partitions to object storage does not have to be the primary. In #QuestDB Enterprise th… |
@QuestDb |
Company |
Original |
2026-09-03 |
114 |
0 |
0 |
1 |
0 |
0 |
| SWITCH ROLE moves the primary role between running #QuestDB Enterprise nodes. No restart. That is your planned switchov… |
@QuestDb |
Company |
Original |
2026-09-02 |
102 |
0 |
0 |
1 |
0 |
0 |
| There is a #QuestDB Enterprise Kubernetes Operator now, on EKS and AKS. Pods, storage, config, scheduled backups, resto… |
@QuestDb |
Company |
Original |
2026-08-28 |
104 |
0 |
0 |
1 |
0 |
0 |
| We just shipped #QuestDB Enterprise 4.0.
Cold storage ages old partitions out to your bucket, where they keep answerin… |
@QuestDb |
Company |
Original |
2026-08-27 |
147 |
3 |
1 |
1 |
0 |
0 |
| Three window functions over the same PARTITION BY used to mean three hash maps, three key copies and three probes for a… |
@QuestDb |
Company |
Original |
2026-08-24 |
155 |
0 |
1 |
1 |
0 |
0 |
| Light or dark? You can finally pick.
Light mode for the #QuestDB Web Console just landed in master, shipping with 10.0… |
@QuestDb |
Company |
Original |
2026-08-21 |
94 |
1 |
0 |
0 |
0 |
1 |
| Agents produce a whole dashboard from one sentence, but are bad at "that legend is covering the data" or "I don't like … |
@QuestDb |
Company |
Original |
2026-08-20 |
81 |
1 |
0 |
1 |
0 |
1 |
| New #QuestDB cookbook recipe: check whether a dataset is actually sorted by timestamp before you apply TIMESTAMP(), SAM… |
@QuestDb |
Company |
Original |
2026-08-19 |
118 |
1 |
0 |
1 |
0 |
0 |
| The full writeup on QWP, the binary wire protocol in #QuestDB 10.0, is now on the blog.
A single client for reads and … |
@QuestDb |
Company |
Original |
2026-08-17 |
191 |
0 |
0 |
1 |
1 |
0 |
| Did you know QWP clients are zone-aware? Give a client a zone label and your #QuestDB reads prefer replicas advertising… |
@QuestDb |
Company |
Original |
2026-08-14 |
310 |
6 |
0 |
1 |
0 |
1 |
| Cold partitions in #QuestDB land in object storage as Parquet. Point Apache Iceberg at them and Spark, Trino, DuckDB an… |
@QuestDb |
Company |
Original |
2026-08-13 |
230 |
7 |
1 |
1 |
0 |
1 |
| Your producer should not lose data to a network hiccup or a #QuestDB restart. Every QWP client in 10.0 buffers unacked … |
@QuestDb |
Company |
Original |
2026-08-12 |
148 |
4 |
0 |
1 |
0 |
0 |
| We ran TSBS against #QuestDB's new binary protocol and got 19M rows per second over a network, where line protocol gets… |
@QuestDb |
Company |
Original |
2026-08-10 |
157 |
2 |
0 |
1 |
0 |
0 |
| QWP, the new #QuestDB wire protocol, does egress as well as ingestion. Query results stream straight into Apache Arrow.… |
@QuestDb |
Company |
Original |
2026-08-07 |
229 |
4 |
0 |
1 |
0 |
0 |
| We just shipped #QuestDB 10.0.
QWP: one binary protocol for writes and Arrow reads, 3.6x faster ingestion, 220M rows/s… |
@QuestDb |
Company |
Original |
2026-08-06 |
1,655 |
16 |
5 |
2 |
2 |
0 |
| You can now create a table in #QuestDB that writes its partitions straight to Parquet. Just add FORMAT PARQUET after PA… |
@QuestDb |
Company |
Original |
2026-08-05 |
238 |
6 |
1 |
1 |
0 |
2 |
| A change of protocol can drastically improve performance. With the introduction of QWP (QuestDB Wire Protocol), Ingesti… |
@QuestDb |
Company |
Original |
2026-07-29 |
243 |
3 |
1 |
0 |
0 |
0 |
| Egress speed matters as much as ingress speed, if not more. As part of the new 10.0 release, QuestDB ships QWP, a new b… |
@QuestDb |
Company |
Original |
2026-07-28 |
338 |
7 |
2 |
2 |
0 |
1 |
| Live views are coming soon to #QuestDB. They incrementally maintain a window function over a base table, one result row… |
@QuestDb |
Company |
Original |
2026-07-16 |
419 |
12 |
3 |
0 |
0 |
0 |
| Financial returns are rarely normal. Now you can measure exactly how far off they are, in plain SQL.
#QuestDB now has … |
@QuestDb |
Company |
Original |
2026-07-10 |
245 |
2 |
0 |
0 |
0 |
0 |
| Choosing a time-series database is not a benchmark, but a set of tradeoffs you live with later.
Query language. Opera… |
@QuestDb |
Company |
Original |
2026-07-09 |
574 |
9 |
2 |
1 |
0 |
1 |
| When you write (x << 2) & -4, the AND does nothing. HotSpot's C2 JIT can now prove it and delete the mask. @j… |
@QuestDb |
Company |
Original |
2026-07-02 |
254 |
2 |
0 |
1 |
0 |
0 |
| The new #QuestDB MCP Bridge lets your coding agent work directly inside the Web Console.
Create notebook cells, run SQ… |
@QuestDb |
Company |
Original |
2026-06-26 |
205 |
2 |
0 |
1 |
0 |
0 |
| Did you know you can query #QuestDB directly from Polars?
Run your SQL in QuestDB and load the results into a Polars D… |
@QuestDb |
Company |
Original |
2026-06-24 |
167 |
2 |
1 |
1 |
0 |
0 |
| Benchmark rankings can change without changing the queries, dataset, or hardware.
In our latest #QuestDB blog, we show… |
@QuestDb |
Company |
Original |
2026-06-22 |
391 |
6 |
4 |
1 |
0 |
2 |
| Can you detect last-look abuse with SQL?
This #QuestDB recipe uses millisecond-resolution markout analysis to identify… |
@QuestDb |
Company |
Original |
2026-06-19 |
207 |
2 |
0 |
1 |
0 |
2 |
| A useful #QuestDB Enterprise pattern:
Use an OVERRIDABLE variable in a master view, then pin it in thin per-tenant vie… |
@QuestDb |
Company |
Original |
2026-06-18 |
250 |
4 |
0 |
1 |
0 |
1 |
| QuestDB Enterprise 3.3.1 is out.
Storage policies automatically tier data from native storage to Parquet. Plus posting… |
@QuestDb |
Company |
Original |
2026-06-15 |
308 |
3 |
0 |
1 |
0 |
1 |
| With storage policies in #QuestDB, data can automatically move to object storage as Parquet.
The same dataset can then… |
@QuestDb |
Company |
Original |
2026-06-02 |
177 |
6 |
1 |
0 |
0 |
0 |
| Running a regulated futures exchange 24/7 leaves very little room for operational surprises
In our latest case study, … |
@QuestDb |
Company |
Original |
2026-05-29 |
224 |
3 |
0 |
3 |
0 |
1 |
| Order Flow Imbalance is one of the most useful microstructure signals, and you can calculate the Cont, Kukanov, and Sto… |
@QuestDb |
Company |
Original |
2026-05-28 |
218 |
3 |
0 |
1 |
0 |
0 |
| Time-series workloads expose the limits of traditional SQL surprisingly quickly.
Some patterns become verbose. Others … |
@QuestDb |
Company |
Original |
2026-05-27 |
289 |
5 |
1 |
1 |
0 |
2 |
| Exactly-once processing can sound intimidating, but it doesn't need to be.
In #QuestDB, you enable deduplication with … |
@QuestDb |
Company |
Original |
2026-05-25 |
163 |
2 |
0 |
1 |
0 |
2 |
| Have you tried the new covering indexes in #QuestDB yet?
For highly selective queries on high-cardinality SYMBOL colum… |
@QuestDb |
Company |
Original |
2026-05-22 |
163 |
2 |
0 |
0 |
0 |
1 |
| With the new MCP we are cooking for #QuestDB, agents can work directly with the Web Console.
Ask for a live dashboard,… |
@QuestDb |
Company |
Original |
2026-05-20 |
225 |
3 |
0 |
0 |
0 |
0 |
| We just shipped #QuestDB 9.4.0.
Highlights include a new posting index for SYMBOL columns (13x smaller, up to 1.5x fas… |
@QuestDb |
Company |
Original |
2026-05-19 |
274 |
6 |
0 |
1 |
0 |
0 |
| Replication streams WAL to object storage. Without cleanup, that bucket grows forever.
#QuestDB Enterprise prunes repl… |
@QuestDb |
Company |
Original |
2026-05-18 |
172 |
3 |
0 |
1 |
0 |
2 |
| WINDOW JOIN in #QuestDB is not just syntactic sugar.
We published a deep dive into how we parallelized and vectorized … |
@QuestDb |
Company |
Original |
2026-05-13 |
3,597 |
18 |
1 |
3 |
1 |
11 |
| For years, we’ve said most #QuestDB workloads do not need indexes.
That is still true.
But some query shapes benefit … |
@QuestDb |
Company |
Original |
2026-05-07 |
317 |
7 |
0 |
0 |
0 |
1 |
| How would you like your query to return OHLC bars directly?
Coming soon to #QuestDB: OHLC bars rendered in SQL as a VA… |
@QuestDb |
Company |
Original |
2026-04-30 |
140 |
2 |
0 |
0 |
0 |
0 |
| With storage policies in #QuestDB Enterprise, the same data can live in native and Parquet at the same time.
Fast quer… |
@QuestDb |
Company |
Original |
2026-04-29 |
159 |
2 |
0 |
0 |
0 |
1 |
| How do you build a fast database in Java?
In this podcast, Jaromir from #QuestDB talks about low-latency design, perfo… |
@QuestDb |
Company |
Original |
2026-04-27 |
286 |
2 |
1 |
1 |
0 |
0 |
| Recent work on approx_percentile() in #QuestDB is a good example of how performance improvements actually happen.
It s… |
@QuestDb |
Company |
Original |
2026-04-24 |
683 |
4 |
0 |
1 |
1 |
2 |
| We added per-column Parquet controls to #QuestDB.
You can now configure compression, encoding, and bloom filters direc… |
@QuestDb |
Company |
Original |
2026-04-16 |
155 |
3 |
0 |
1 |
0 |
0 |
| We just released #QuestDB 9.3.5 and QuestDB Enterprise 3.2.5.
This release adds LATERAL JOIN, SQL-standard UNNEST for … |
@QuestDb |
Company |
Original |
2026-04-14 |
650 |
7 |
0 |
1 |
0 |
2 |
| The hard part of ML is getting the data.
With #QuestDB you can access time-series data via SQL, Parquet, or directly f… |
@QuestDb |
Company |
Original |
2026-04-09 |
300 |
5 |
0 |
1 |
0 |
3 |
| We are working on EARLIEST ON in #QuestDB.
It returns the row with the earliest timestamp for each unique combination … |
@QuestDb |
Company |
Original |
2026-04-08 |
123 |
2 |
0 |
0 |
0 |
0 |
| Dynamic WINDOW JOIN ranges in #QuestDB let each row define its own time horizon. Very useful for execution analytics, w… |
@QuestDb |
Company |
Original |
2026-03-30 |
179 |
2 |
0 |
1 |
0 |
2 |
| We just released #QuestDB 9.3.4.
Dynamic windows in WINDOW JOIN, Parquet row group pruning with bloom filters, new arr… |
@QuestDb |
Company |
Original |
2026-03-27 |
352 |
5 |
0 |
1 |
0 |
0 |
| Coming soon to #QuestDB: storage lifecycle policies. Sample SQL statement ⬇️
CREATE TABLE abc (col1 LONG, ts TIMESTAM… |
@QuestDb |
Company |
Original |
2026-03-25 |
177 |
3 |
0 |
0 |
0 |
0 |
| We have a guest post on the blog from Arden Charts explaining how they use #QuestDB as the engine behind their real-tim… |
@QuestDb |
Company |
Original |
2026-03-23 |
526 |
3 |
0 |
2 |
0 |
3 |
| Did you know we are working on a new binary ingestion protocol in #QuestDB?
QWP is designed for high throughput ingest… |
@QuestDb |
Company |
Original |
2026-03-20 |
239 |
9 |
0 |
0 |
0 |
1 |
| We published a benchmark comparing #QuestDB and ClickHouse.
The post focuses on time-series workloads, covering ingest… |
@QuestDb |
Company |
Original |
2026-03-19 |
230 |
2 |
0 |
1 |
0 |
0 |
| We added a gamma scalping signal to the #QuestDB cookbook.
It builds a realized vol to spread ratio in SQL to estimate… |
@QuestDb |
Company |
Original |
2026-03-18 |
164 |
2 |
0 |
1 |
0 |
1 |
| We often get questions about high availability in #QuestDB.
We added new architecture diagrams to show how it works: W… |
@QuestDb |
Company |
Original |
2026-03-16 |
242 |
4 |
1 |
1 |
0 |
3 |
| The line between databases and lakehouses is getting blurry.
This post explains how the #QuestDB architecture handles … |
@QuestDb |
Company |
Original |
2026-03-12 |
291 |
5 |
1 |
1 |
0 |
2 |
| We just achieved Red Hat Partner Ready status for #QuestDB.
This recognition confirms QuestDB’s compatibility with the… |
@QuestDb |
Company |
Original |
2026-03-11 |
144 |
2 |
0 |
2 |
0 |
0 |
| We introduced HORIZON JOIN in #QuestDB.
ASOF JOIN gives a point-in-time match.
WINDOW JOIN aggregates over a time rang… |
@QuestDb |
Company |
Original |
2026-03-06 |
162 |
5 |
0 |
0 |
0 |
0 |
| Agentic AI is changing how software gets built.
Here an agent installs #QuestDB, ingests crypto orderbook data, and ru… |
@QuestDb |
Company |
Original |
2026-03-05 |
403 |
7 |
1 |
0 |
0 |
4 |
| We just released #QuestDB Enterprise 3.2.3.
Automatic WAL cleanup in object storage, TLS certificate expiration metric… |
@QuestDb |
Company |
Original |
2026-03-04 |
165 |
2 |
0 |
1 |
0 |
0 |
| We added a Post trade analysis cookbook to #QuestDB.
Five end to end trading workflows in pure SQL:
• Slippage
• Mark… |
@QuestDb |
Company |
Original |
2026-03-03 |
191 |
3 |
0 |
1 |
0 |
5 |
| We added a native twap() aggregate to #QuestDB.
Time weighted average price using step function integration. Unlike VW… |
@QuestDb |
Company |
Original |
2026-03-02 |
210 |
2 |
0 |
0 |
0 |
1 |
| We just released #QuestDB 9.3.3.
HORIZON JOIN for markout analysis.
New twap() aggregate.
Native ARM64 JIT for Apple S… |
@QuestDb |
Company |
Original |
2026-02-27 |
246 |
5 |
0 |
1 |
0 |
1 |
| We debugged a subtle Windows deadlock involving the DLL loader lock, Rust, and JNI inside #QuestDB.
It only appeared u… |
@QuestDb |
Company |
Original |
2026-02-26 |
148 |
4 |
0 |
1 |
0 |
0 |
| Native ARM64 JIT just landed in #QuestDB.
Apple Silicon, AWS Graviton, aarch64 now supported (JIT was x86 only).
On A… |
@QuestDb |
Company |
Original |
2026-02-25 |
229 |
6 |
0 |
0 |
0 |
0 |
| Replication in #QuestDB, stores WAL segments in object storage, which can grow very large.
We’re releasing an autoclea… |
@QuestDb |
Company |
Original |
2026-02-19 |
136 |
3 |
0 |
0 |
0 |
0 |
| We’re sponsoring Future Alpha in New York and just published an interview on how #QuestDB powers low latency, high prec… |
@QuestDb |
Company |
Original |
2026-02-18 |
107 |
2 |
0 |
0 |
0 |
0 |
| When was the last time you calculated markout horizons in SQL? Was it fun?
In #QuestDB, there’s a specialized temporal… |
@QuestDb |
Company |
Original |
2026-02-16 |
730 |
7 |
1 |
0 |
0 |
7 |
| I asked Claude Code to:
• start #QuestDB and Grafana with Docker
• build a crypto ingestion pipeline with Cryptofeed
•… |
@QuestDb |
Company |
Original |
2026-02-13 |
533 |
10 |
0 |
1 |
0 |
5 |
| If you want to integrate #QuestDB into your LLM or vibecoding workflow, point your assistant to https://t.co/hhJme9MjnU… |
@QuestDb |
Company |
Original |
2026-02-11 |
240 |
5 |
1 |
0 |
0 |
0 |
| Incremental backups in #QuestDB are now as simple as:
BACKUP DATABASE;
That’s it. Data is streamed to S3, and you can… |
@QuestDb |
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2026-02-10 |
437 |
8 |
2 |
0 |
0 |
1 |
| #QuestDB 9.3.2 is out.
TICK: a new syntax for time-range filters. NYSE trading hours, workdays only, timezone-aware? On… |
@QuestDb |
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2026-02-04 |
228 |
4 |
0 |
0 |
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| A cool thing about SQL is how composable it is.
Here is a Bollinger Bandwidth query in #QuestDB. It is just CTEs plus … |
@QuestDb |
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2026-01-27 |
182 |
2 |
0 |
0 |
0 |
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| Physical AI is time series plus location.
We are adding geo helper functions to #QuestDB so you can enrich time series… |
@QuestDb |
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2026-01-26 |
209 |
3 |
0 |
0 |
0 |
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| When you think of complex SQL queries, you probably don't think of thousands of aggregation functions in a single state… |
@QuestDb |
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2026-01-23 |
126 |
3 |
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1 |
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| Market depth charts from order book data in one SQL query.
→ Store snapshots as 2D arrays
→ LATEST ON grabs the most re… |
@QuestDb |
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2026-01-21 |
309 |
2 |
0 |
0 |
0 |
0 |
| Curiosity-driven engineering still matters. Our core engineer @jerrinot dug into a new OpenJDK API to understand per-th… |
@QuestDb |
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2026-01-14 |
710 |
9 |
3 |
1 |
0 |
2 |
| We just released #QuestDB 9.3, with window joins for time based correlation, reusable views with overridable parameters… |
@QuestDb |
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2026-01-13 |
146 |
3 |
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1 |
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| Views do not have to be static.
With overridable variables, #QuestDB views can behave like parameterized queries. Defi… |
@QuestDb |
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2026-01-12 |
268 |
5 |
1 |
0 |
0 |
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| A year in review: #QuestDB 9.1.0 (October) introduced TIMESTAMP_NS for nanosecond precision. When microseconds aren't e… |
@QuestDb |
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2026-01-06 |
132 |
3 |
0 |
0 |
0 |
1 |
| Happy New Year from #QuestDB! 2026 starts with Window JOINs (merged), SQL Views (nearly done), improved CROSS JOIN synt… |
@QuestDb |
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2026-01-05 |
176 |
3 |
0 |
1 |
0 |
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| A year in review: #QuestDB 9.0.0 (July) introduced N-dimensional arrays with zero-copy performance. Store complete orde… |
@QuestDb |
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2026-01-01 |
176 |
2 |
0 |
0 |
0 |
0 |
| A year in review: #QuestDB 8.3.0 (April) delivered 100-1000x faster ASOF JOINs on production datasets. Four specialized… |
@QuestDb |
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2025-12-31 |
202 |
3 |
0 |
0 |
0 |
1 |
| A year in review: #QuestDB 8.2.2 (January) introduced materialized views in beta. Automatic downsampling of tick data i… |
@QuestDb |
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2025-12-30 |
171 |
2 |
0 |
0 |
0 |
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| A year in review: 31 releases in 2025. Arrays, nanoseconds, DECIMAL, optimized JOINs, materialized views, symbol auto-s… |
@QuestDb |
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2025-12-26 |
184 |
4 |
0 |
0 |
0 |
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| Looking for a star? ⭐️
The #QuestDB GitHub journey over the years.
Thanks to everyone who starred, contributed, report… |
@QuestDb |
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2025-12-25 |
202 |
5 |
0 |
0 |
0 |
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| Nice to see #QuestDB featured in a Debezium CQRS example.
In their setup, data is replicated from PostgreSQL into Ques… |
@QuestDb |
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2025-12-22 |
161 |
2 |
0 |
1 |
0 |
0 |
| Early Xmas present 🎄 #QuestDB 9.2.3 is out.
This release brings faster GROUP BY, smoother materialized view refreshes, … |
@QuestDb |
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2025-12-19 |
161 |
3 |
0 |
1 |
0 |
0 |
| Sneak peek. You will soon be able to define views and query them like virtual tables in #QuestDB:
CREATE VIEW latest_m… |
@QuestDb |
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2025-12-15 |
165 |
2 |
0 |
0 |
0 |
0 |
| One of our engineers noticed his dev machine would freeze whenever he started async-profiler. That sent him down a Linu… |
@QuestDb |
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2025-12-11 |
402 |
8 |
1 |
2 |
0 |
1 |
| HDFC Bank, one of India’s largest banks, is now using #QuestDB for real-time FX market making, fraud detection, and lar… |
@QuestDb |
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2025-12-10 |
238 |
6 |
0 |
0 |
0 |
0 |
| Users often compare #QuestDB with the different InfluxDB editions. We ran the TSBS benchmark across all three OSS versi… |
@QuestDb |
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2025-12-09 |
600 |
5 |
0 |
1 |
0 |
1 |
| Even if #QuestDB is very reliable, sometimes things go wrong, like a network drop or a server restart.
We just refreshe… |
@QuestDb |
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2025-12-03 |
198 |
2 |
0 |
0 |
0 |
0 |
| The upcoming AI assistant in #QuestDB Web Console does more than generate or explain SQL. It can fix broken queries by … |
@QuestDb |
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2025-11-28 |
213 |
3 |
0 |
0 |
0 |
0 |
| We have seen a lot of users deploying #QuestDB on @Hetzner_Online lately, so we put together a deployment guide to help… |
@QuestDb |
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2025-11-20 |
218 |
2 |
0 |
1 |
0 |
1 |
| Temporal joins in #QuestDB usually start with ASOF JOIN, but the truth is we ship four different algorithms for differe… |
@QuestDb |
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2025-11-17 |
335 |
1 |
0 |
1 |
0 |
1 |
| When developing new features for hashtag#QuestDB, we always focus on being more performant than before. However, we jus… |
@QuestDb |
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2025-11-14 |
171 |
3 |
0 |
1 |
0 |
0 |
| Can you tell if this query reads from native storage or Parquet?
SELECT timestamp, avg(price) FROM trades SAMPLE BY 15… |
@QuestDb |
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2025-11-12 |
171 |
3 |
0 |
0 |
0 |
0 |
| We're proud to share that #QuestDB has been nominated for Best Trading Analytics Platform at the TradingTech Insight Aw… |
@QuestDb |
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2025-11-11 |
167 |
2 |
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1 |
0 |
1 |
| Managing ever-growing datasets in #QuestDB is simple: just set a TTL to automatically expire old data.
And if you stil… |
@QuestDb |
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2025-11-10 |
554 |
6 |
0 |
0 |
0 |
0 |
| We’re proud to be featured once again in the #MADLandscape by @FirstMarkCap, highlighting the most impactful players in… |
@QuestDb |
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2025-11-07 |
364 |
4 |
0 |
1 |
0 |
0 |
| Liquidity dry-ups can make trade execution painful. This new post shows how to build an FX liquidity stress analysis pi… |
@QuestDb |
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2025-11-06 |
440 |
5 |
0 |
1 |
0 |
3 |
| “Many databases are easy to use when you first start them up. The difference is, #QuestDB works just as well many month… |
@QuestDb |
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2025-11-05 |
151 |
3 |
0 |
0 |
0 |
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| Streaming data into #QuestDB is easy.
We provide native clients in 7 languages (C/C++, Java, Rust, Go, .NET, Python, N… |
@QuestDb |
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Original |
2025-11-04 |
1,096 |
7 |
0 |
0 |
1 |
1 |
| Parquet exports are now available in #QuestDB 9.1.1.
You could already convert partitions in place, but now you can ex… |
@QuestDb |
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2025-11-03 |
286 |
4 |
1 |
1 |
0 |
0 |
| We work hard to make #QuestDB fast out of the box. But if you want to squeeze out even more performance, our Design for… |
@QuestDb |
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2025-11-01 |
215 |
4 |
1 |
1 |
0 |
0 |
| We’re working on window joins in #QuestDB. They let you efficiently join data between two tables, but only across a lim… |
@QuestDb |
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2025-10-30 |
163 |
2 |
0 |
0 |
0 |
0 |
