kxcommunity.com
Kx wiki | Kx Community
http://kxcommunity.com/resources.php
Has tutorials to help you get started:. How to install the free 32-bit version of kdb on Windows, Linux, or Mac OSX. Simple step-by-step tutorials for beginners:. A Brief Introduction to kdb. Is a very quick overview of downloading kdb and running your first query. Allows you to build a more complex dataset in memory and perform some queries and joins on it. The dataset is from an imaginary desktop PC monitoring and helpdesk support system. Q for Mortals 1. Kdb for Mortals, Chapter 1.
thesweeheng.wordpress.com
k & q | thesweeheng's weblog
https://thesweeheng.wordpress.com/k-and-q
American Binomial Model in Python. American Binomial Model in q. European Binomial Model in q and Python. Binomial distribution in q. GAE: Storing serializable objects in datastore. American Binomial Model in Python. The k and q languages are general purpose programming language developed at Kx. For their kdb database. The q language is built on top of the k language (specifically k4, the 4th generation of the k language) which has roots in APL. 20091209: American Binomial Model in q. 20080616: AES in q.
kx.com
Get started with the Kx analytics database | Kx Systems
https://kx.com/documentation.php
Please refer to the Kx wiki. For documentation and reference guides for programming in kdb . You will find an introduction. Here, as well as a wealth of other important information for building kdb applications. Getting started with kdb. Index of kdb /q tutorials. A sample on-disk database. To technologies like C/C , Java, and .NET. Other helpful reference materials. First Derivatives q for Gods series. An ongoing series of white papers written by kdb experts from First Derivatives.
lifeisalist.wordpress.com
FD Lectures | me, q and kdb+
https://lifeisalist.wordpress.com/dive-into-q/fd-lectures
Me, q and kdb. Weblog about learning q and kdb. Q tips & tricks. Multi-Partitioned kdb Databases: An Equity Options Case Study. Order Book: a kdb Intra-Day Storage and Access Methodology. Kdb Data Management: Sample Customisation Techniques. Market Fragmentation: A kdb Framework for Multiple Liquidity Sources. Columnar Database and Query Optimization. Transaction Cost Analysis Using kdb. Common Design Principles for kdb Gateways. The Application of Foreign Keys and Linked Columns in kdb. An Interview wit...
lifeisalist.wordpress.com
q tips & tricks | me, q and kdb+
https://lifeisalist.wordpress.com/q-tips-tricks
Me, q and kdb. Weblog about learning q and kdb. Q tips & tricks. Q tips & tricks. Clever trick with exec. Geeky table’s schema definition. Getting day of the week. User accounts in kdb. Command line arguments and regular expressions. Mystery of functional select. Leave a Reply Cancel reply. Enter your comment here. Fill in your details below or click an icon to log in:. Address never made public). You are commenting using your WordPress.com account. ( Log Out. Notify me of new comments via email.
lifeisalist.wordpress.com
P38: Compare the two methods of calculating Euler’s totient function | me, q and kdb+
https://lifeisalist.wordpress.com/2012/06/30/p38-compare-the-two-methods-of-calculating-eulers-totient-function
Me, q and kdb. Weblog about learning q and kdb. Q tips & tricks. P38: Compare the two methods of calculating Euler’s totient function. Is a list of Prolog. Challenges with solutions in Lisp. However, the solutions you can find here are written in. Use the solutions of problems P34. To compare the algorithms. Take the number of logical inferences as a measure for efficiency. Try to calculate phi(10090) as an example. P34 vs. P37. It seems that totientPhi2. Is faster (avg. time = 0.1 ms):. Next post →.
lifeisalist.wordpress.com
quicksort in q | me, q and kdb+
https://lifeisalist.wordpress.com/2014/11/21/quicksort-in-q
Me, q and kdb. Weblog about learning q and kdb. Q tips & tricks. Something Attila showed during the recent London kx meetup:. X;x; raze. X where each not scan. Short and sweet implementation of quicksort. It is slower than q built-ins but obviously it is hard to beat q…. If you are wondering why he didn’t use .z.s. For recursion, the answer is very simple – he was aiming for the shortest implementation. Leave a Reply Cancel reply. Enter your comment here. Address never made public). Next post →.
kx.com
Kx Community | Kx Systems
https://kx.com/community.php
The world of Kx is enriched immeasurably by the dedicated developers who teach, challenge, and support each other in a number of different kdb forums. There are currently kdb Meetup groups. In dozens of countries around the world. A list of upcoming meetups can be found here. Meetups are a great way to network with other developers and learn more about using kdb /q in a casual setting. They typically take place after work and are free. Please refer to the Kx wiki. Please join us at kxcommunity.com.
