tree 9aba8c2ef057757ab4b79ea62ed7578b4e29bbc7
parent 63f29624dd5c8226c7d690aea3ca142a4f0d7e00
author Dmitry Lychagin <dmitry.lychagin@couchbase.com> 1520186352 -0800
committer Dmitry Lychagin <dmitry.lychagin@couchbase.com> 1520280585 -0800

[NO ISSUE][FUN] Add to_number() function

- user model changes: yes
- storage format changes: no
- interface changes: no

Details:
- add to_number() function
- add testcases and documentation
- fix type inference for to_bigint() and to_double()
  to return optional type in cases when NULL can
  be produced at runtime

Change-Id: Id370aadcf16447f7c775c30d2bffc33fc6a96927
Reviewed-on: https://asterix-gerrit.ics.uci.edu/2449
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Contrib: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>