Avoiding End-of-Day Halts with TorQ

Jonny Press data capture, kdb, kdb+, TorQ 3 Comments

kdb+tick is great, but there’s a problem- when the RDB (real time database) writes to disk on its daily schedule, users cannot access that day’s data until the write out is complete.  There are various solutions to this issue including: using something similar to w.q to write out the data periodically intraday have a replicated system and staggering the save down, …

Jonny PressAvoiding End-of-Day Halts with TorQ

Recovering Corrupt Tickerplant Logs

Glen Smith data capture, kdb, kdb+, TorQ 1 Comment

Corrupt tickerplant logs are a curse that no one deserves but that doesn’t stop them from happening even to the best of us. However, all hope is not lost as it is possible to recover the good messages and discard the bad. In this post we will extend upon the standard rescuelog procedure to recover as much as possible from the …

Glen SmithRecovering Corrupt Tickerplant Logs

UK general election 2015 – telling the story of results night with data

Matt Doherty data capture, datablog, kdb+ 1 Comment

If you have been keeping abreast of the UK news recently, you may have heard that an election was happening.  It was an exciting campaign and the results night was even better!  Despite all the opinion polls suggesting that the UK was heading for a hung parliament, the result has turned out dramatically different.  Even US election sage Nate Silver …

Matt DohertyUK general election 2015 – telling the story of results night with data

Six Nations 2015 – using data to tell a story with TorQ and d3.js

Matt Doherty data capture, datablog, kdb+ 6 Comments

This year’s six nations championship will go down in history as one of the best ever (and not just because Ireland won for the second year in a row). The final six hours of rugby on Saturday was some of the most exciting sports I’ve ever watched. How many England fans would’ve believed going into the final day in first …

Matt DohertySix Nations 2015 – using data to tell a story with TorQ and d3.js