/docs/50/70.md

http://github.com/osinka/subset · Markdown · 18 lines · 13 code · 5 blank · 0 comment · 0 complexity · e457ffa1fc133ec2eb15578457b9bf63 MD5 · raw file

  1. # Field Alias
  2. Sometimes a subset's field can be used so frequently, that it makes
  3. sense to create a field alias. The idea is to avoid repetiting code
  4. like
  5. ```scala
  6. val query = subset.where{_.field === 10}
  7. ```
  8. and instead write
  9. ```scala
  10. val alias = field.in(subset)
  11. val query = alias === 10
  12. ```
  13. * * *