The q Knowledge Base

Companion files to the Knowledge Base at code.kx.com.

• bloomberg: bpipe feedhandler example
• c: example of calling c function from q using shared library
• cpu_extension: C extension for reading TSC (time stamp counter)
• dataloader: examples loading/saving large csv files
• pubsub: example of pub/sub with kdb-tick
• r: r language integration with kdb+
• start: hdb/kdb-tick examples
• timezones: timezone reference csv
• tutorial: example kdb+ on-disk database containing smart meter data inc UI
• ws.htm: simple websocket client
• wslogin.htm: websocket client using kdb+ javascript serialization
• yahoo.q: query yahoo financials and produce a table of trading info for a list of stocks during the last few days
• yahoo_compact.q: compact version of yahoo.q (no comments)

See license terms.

You are welcome to download and use this code according to the terms of the license.

Kx Systems recommends you do not link your application to this repository, which would expose your application to various risks:

• This is not a high-availability hosting service
• Updates to the repo may break your application
• Code refactoring might return 404s to your application

Instead, download code and subject it to the version control and regression testing you use for your application.