As part of a client investigation into system latency issues, AquaQ Analytics has been exploring and working on incorporating packet sniffing into kdb+ to better identify problems over a network. This blog is a case study that looks at two FIX engines interacting and how PCAP files can be used to identify possible problems. The parser deconstructs PCAP files, which …
The Corona Diaries – Sequel
Week no. “Who Is Still Counting (Stars)”:Days and weeks are starting to blend together. Are we running out of ideas to keep everyone busy? Ha, you wish! Mental Health Awareness Week seems to have given us new inspiration. Here are some of the winning contributions for our Mental Health-“Take a Walk – Take a Picture” challenge: Week no. “Let It …
AquaQuarantine kdb+ Tech Talk Content
The videos and slide decks from the AquaQuarantine kdb+ Tech Talks are below. kdb+ Security TorQ Overview Gateway Design Principles Grafana kdb+ 4.0 kdb+ in Containers MemVerge and kdb+ Optane TorQ Tickerplant kdb+ Security kdb+ can be configured to conform to current security standards. Jonny Press will talk about what these are and how it can be done including authentication, …
AquaQuarantine kdb+ Tech Talks Round 2
We gave some talks a few months ago which seem to have gone down well. We’ve decided to go again with a short series of 3, including a guest talk from Nick Psaris on his new book Fun Q. If you’d like to sign up for any of these sessions, please use the form below. If you have trouble accessing …
TorQ-Crypto Released
Today we are excited to release our new TorQ-Crypto package! For those of you that have used TorQ, you will most likely be familiar with the TorQ Finance Starter Pack. TorQ-Crypto behaves in a similar manner to the starter pack and provides an example of how an application can be built and deployed on top of the TorQ framework. The …
Simple Kdb+ Feed Interface Design
Many people choose to connect directly from a kdb+ instance to a data source such as Activ Financial or Bloomberg via the kdb+ C api. In this discussion we will create a dynamically loaded shared object within kdb+ and implement the following 3 design patterns: A single threaded application that reads data directly from the source onto the kdb+ main …
kdb+ in a Containerised solution
There has been a trend in recent years to move towards containerisation in software solutions. A containerised approach looks to package applications along with their dependencies for ease of deployment and improving scalability and resiliency. AquaQ has created a proof of concept which looks at leveraging containers, in conjunction with kdb+, to demonstrate the following capabilities: Use of kdb+ in …
AquaQ’s Online kdb+ Training and Enterprise Licence
AquaQ Analytics continues to offer comprehensive Online kdb+ Training written and delivered by kdb+ experts. This training is designed to improve your kdb+ knowledge as a novice user or to take your q programming to the next level. The online material for each course includes a series of instructional videos, downloadable slides, sample q code, and self-assessment questions. You can …
TorQ DQS
We are delighted to announce the release of the Data Quality System to TorQ, our kdb+ framework. The system allows developers to easily set up customizable checks on the quality of data within their database system. Motivation TorQ already has monitoring tools provided, but previously they were mainly used to monitor the health of individual processes. Checks would be performed …
The Corona Diaries
Week 1Oh my goodness, I am loving this. My bosses just video called me and they totally bought my “I am taking working from home very seriously”-attitude. What they didn’t know is that I am currently businessperson from the waist up, pyjama party from the waist down. Week 2Yep, still doing great. Third Skype call with friends this week and …