[GRASS-git] [OSGeo/grass] 8cc43e: v.to.db: Require --overwrite flag to overwrite exi...

[Huidae Cho]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass
  Commit: 8cc43e30ddc0ad700a0ef68616b6afd5b47377bf
      https://github.com/OSGeo/grass/commit/8cc43e30ddc0ad700a0ef68616b6afd5b47377bf
  Author: Huidae Cho <grass4u at gmail.com>
  Date:   2020-04-12 (Sun, 12 Apr 2020)

  Changed paths:
    M vector/v.to.db/main.c
    M vector/v.to.db/v.to.db.html

  Log Message:
  -----------
  v.to.db: Require --overwrite flag to overwrite existing columns (#487)

This is a very straightforward fix. It updates the manual and implements the overwrite flag as discussed before. I took the liberty of merging it.