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@pepicrft
Forked from tomafro/example output
Created January 13, 2014 23:08
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attachments: parent_id, asset_id
domain_names: organisation_id
event_memberships: user_id, event_id
events: editor_id
group_actions: user_id, group_id
groups: user_id
icons: parent_id
invitations: sender_id
legacy_actions: item_upon_id
news_items: author_id
organisations: midas_id
pages: author_id
pending_event_memberships: invitation_id, event_id
resources: user_id, resourceable_id
subscriptions: subscribable_id, user_id
taggings: tag_id, taggable_id, user_id
c = ActiveRecord::Base.connection
c.tables.collect do |t|
columns = c.columns(t).collect(&:name).select {|x| x.ends_with?("_id" || x.ends_with("_type"))}
indexed_columns = c.indexes(t).collect(&:columns).flatten.uniq
unindexed = columns - indexed_columns
unless unindexed.empty?
puts "#{t}: #{unindexed.join(", ")}"
end
end
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