Faster Recovery with kdb+ tick

Jonathon McMurray data capture, kdb, kdb+, TorQ Leave a Comment

The standard tickerplant (tick.q) from kdb+tick receives updates from feeds and pushes these updates to subscribing processes, as well as writing them to the log file. The tickerplant (TP) will count the number of messages received from the feed and written to the log file (in a variable .u.j) as well as the number of messages pushed to subscribers (in …

Jonathon McMurrayFaster Recovery with kdb+ tick

Learn kdb+ in X minutes

Matt Doherty kdb, kdb+, News, training Leave a Comment

  No programming language is an island. In modern data infrastructures many languages and tools peacefully co-exist, and so do the engineers who specialise in using these technologies. The q gods and Java masters must live alongside one another! When working on a large system it can be very useful – and sometimes necessary – to gain some knowledge outside …

Matt DohertyLearn kdb+ in X minutes

Free of Charge kdb+ Architecture Workshop NYC

AquaQ Admin data capture, datablog, kdb, kdb+, News, TorQ, training Leave a Comment

We were discussing our launch party in NYC and were kicking around ideas of what to do before it.  Some of us wanted to go to the Metropolitan Museum of Art; some of us wanted to go for a long lunch and maybe a stroll through Central Park; some of us wanted to run a kdb+ Architecture Workshop. So here we are. …

AquaQ AdminFree of Charge kdb+ Architecture Workshop NYC

TorQ User Group

AquaQ Admin data capture, datablog, kdb, kdb+, TorQ Leave a Comment

We have recently created a TorQ user group, for questions and discussions on TorQ (our kdb+ framework).  We will also be using it for more general data capture architecture considerations, and we’ll be publishing coding challenges every two weeks. We hope it will become a useful resource!

AquaQ AdminTorQ User Group

AquaQ Analytics US Launch Party

Jonny Press kdb, kdb+, News 5 Comments

To celebrate the launch of AquaQ Analytics US Inc. into the US market place and our first consultants on the ground, we are pleased to announce our NYC Launch Party on Thursday 17th November 2016 from 6pm onwards in The W Downtown.  We are holding the event in conjunction with Datawatch, who provide visualisation software for many kdb+ users. We will …

Jonny PressAquaQ Analytics US Launch Party

End-of-Day Parallel Sorting in TorQ

AquaQ Admin data capture, datablog, kdb, kdb+, TorQ Leave a Comment

We’ve written some blog posts previously on TorQ End-of-Day and more efficient methods for structuring temporary data on disk.  Until now TorQ has handled the end-of-day sorting or merging of tables sequentially, processing one table at a time.  Additional functionality has been added in the latest release of TorQ (v2.6.2) which will enable the parallel sorting of tables. This will allow …

AquaQ AdminEnd-of-Day Parallel Sorting in TorQ

kdb+ 3.4: Broadcast Publish

Glen Smith data capture, datablog, kdb, kdb+, TorQ Leave a Comment

kdb+ v3.4 introduces a new broadcast feature that reduces the work done when publishing messages to multiple subscribers.  Whenever a message is sent from one process to another via IPC (Inter Process Communication), the message is serialised before being sent and then deserialised when received.  Under normal IPC, if the same message is sent to multiple processes, it is serialised separately …

Glen Smithkdb+ 3.4: Broadcast Publish

AquaQ Analytics Use kdb+ To Help Circuitlink Drive Through Their Information Barriers

AquaQ Admin kdb+ Leave a Comment

AquaQ Analytics Ltd and Tapaas Pty Ltd are pleased to announce the successful build and rollout of their “Internet of Things” (IoT) timeseries database which powers the client facing applications of Circuitlink Pty Ltd, a provider of event data recorders to the transport industry. Read the full press release here

AquaQ AdminAquaQ Analytics Use kdb+ To Help Circuitlink Drive Through Their Information Barriers

TorQ v2.6 – kdb+ v3.4 Functionality Rolled In

Glen Smith data capture, kdb, kdb+, TorQ Leave a Comment

The latest release of TorQ can be found here. For this release we focused on two areas : incorporating new features from kdb+ v3.4 and improving our own processes. Unix Domain Sockets and SSL/TLS Our IPC library can now make use of Unix domain sockets (UDS) and SSL/TLS which have been added to kdb+ v3.4. UDS are not backwards compatible so …

Glen SmithTorQ v2.6 – kdb+ v3.4 Functionality Rolled In