Re: Why regular expression doesn’t work with bracket?

[rocuinneagain]

kdb+ does not implement full regex.

https://code.kx.com/q/basics/regex/

It supports ? * [] ^

 

If you want full support you can use the C interface to bring in external libraries

• https://code.kx.com/q/basics/regex/#regex-libraries
• https://code.kx.com/developer/libraries/regular-expression-pcre2/
• https://github.com/KxSystems/ffi/blob/master/examples/pcre.q