1
2
3
4
5
6
7
8
9
10
11
12
13
|
class RenameCommentToComments < ActiveRecord::Migration[4.2]
def self.up
rename_column(:comments, :comment, :comments) if ActiveRecord::Base.connection.columns(Comment.table_name).detect{|c| c.name == "comment"}
rename_column(:wiki_contents, :comment, :comments) if ActiveRecord::Base.connection.columns(WikiContent.table_name).detect{|c| c.name == "comment"}
rename_column(:wiki_content_versions, :comment, :comments) if ActiveRecord::Base.connection.columns(WikiContentVersion.table_name).detect{|c| c.name == "comment"}
rename_column(:time_entries, :comment, :comments) if ActiveRecord::Base.connection.columns(TimeEntry.table_name).detect{|c| c.name == "comment"}
rename_column(:changesets, :comment, :comments) if ActiveRecord::Base.connection.columns(Changeset.table_name).detect{|c| c.name == "comment"}
end
def self.down
raise ActiveRecord::IrreversibleMigration
end
end
|
