kdb+

When you are dealing with large scale time series data, [there are] no better alternatives. I've seen some firms use other so called "big data" alternatives, and claim they can store the data just as efficiently. However, once you want to generate sophisticated analytics from the data, nothing beats kdb+

Incentivized

• Efficient computing.
• Code interpretation is fast.
• Designed with finance in mind.

Incentivized

• It is sometimes painful to accept the fact that KDB+ is not fully multithreaded.
• The ability to write shorter code for a complex logic is really good. But it makes it really cryptic. Cryptic codes are very difficult to maintain and extend.
• For some small institutions license cost is little high.

Incentivized

switching costs

Incentivized

its ok

Incentivized

We don't use it.

Incentivized

Incentivized

• Ability to get insights into a large production system.
• Ability to handle data volumes greater than more basic databases / query languages.

Incentivized