K4
| Developer | KX Systems |
|---|---|
| Released | 2000 |
|
| |
| Temporal types | yes |
| Table support | no |
| Prototypes | none |
|
| |
| Implemented in | C |
| Platforms | x86, ARM |
| Operating Systems | Windows, Linux, OSX |
| License | proprietary |
|
| |
| Website | https://kx.com |
| Documentation | Online Documentation |
This page is incomplete.
K4 is the major dialect behind the primary implementation provided by KX Systems. The K4 spec is generally paired with kdb+, and Q, its accompanying query language.
History
Changes from K3
Many changes can be seen from K3 to K4.
Primitive changes:
- % from reciprocal to square root
- ^ from shape/power to except/fill
- monadic @ from atom? to type
The system values (prefixed with an underscore) from K3 are no longer present in K4, which uses