Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Guard against indexes already existing #779

Merged
merged 1 commit into from
Aug 25, 2016
Merged

Guard against indexes already existing #779

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
19 changes: 12 additions & 7 deletions db/migrate/6_add_missing_indexes_on_taggings.rb
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,12 +1,17 @@
class AddMissingIndexesOnTaggings < ActiveRecord::Migration
def change
add_index :taggings, :tag_id
add_index :taggings, :taggable_id
add_index :taggings, :taggable_type
add_index :taggings, :tagger_id
add_index :taggings, :context
add_index :taggings, :tag_id unless index_exists? :taggings, :tag_id
add_index :taggings, :taggable_id unless index_exists? :taggings, :taggable_id
add_index :taggings, :taggable_type unless index_exists? :taggings, :taggable_type
add_index :taggings, :tagger_id unless index_exists? :taggings, :tagger_id
add_index :taggings, :context unless index_exists? :taggings, :context

add_index :taggings, [:tagger_id, :tagger_type]
add_index :taggings, [:taggable_id, :taggable_type, :tagger_id, :context], name: 'taggings_idy'
unless index_exists? :taggings, [:tagger_id, :tagger_type]
add_index :taggings, [:tagger_id, :tagger_type]
end

unless index_exists? :taggings, [:taggable_id, :taggable_type, :tagger_id, :context], name: 'taggings_idy'
add_index :taggings, [:taggable_id, :taggable_type, :tagger_id, :context], name: 'taggings_idy'
end
end
end