grape

https://github.com/intridea/grape

Ruby

An opinionated framework for creating REST-like APIs in Ruby.

Gitlab::Database::MigrationHelpers#copy_foreign_keys

Copies all foreign keys for the old column to the new column.

table - The table containing the columns and indexes.
old - The old column.
new - The new column.

Source | Google | Stack overflow

Edit

git clone [email protected]:intridea/grape.git
cd grape
open

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-Gitlab--Database--MigrationHelpers-copy_foreign_keys-for-pr

# Commit to git

git add git commit -m "better docs for Gitlab::Database::MigrationHelpers#copy_foreign_keys"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-Gitlab--Database--MigrationHelpers-copy_foreign_keys-for-pr

hub pull-request

# Celebrate!