Remove unused columns from Conferences,Venues,Events and Sponsors tables

db/migrate/20160524104006_remove_unused_logo_columns_and_use_difficulty_levels_from_conferences.rb

@@ -0,0 +1,15 @@
+class RemoveUnusedLogoColumnsAndUseDifficultyLevelsFromConferences < ActiveRecord::Migration
+  def up
+    remove_column :conferences, :logo_updated_at
+    remove_column :conferences, :logo_file_size
+    remove_column :conferences, :logo_content_type
+    remove_column :conferences, :use_difficulty_levels
+  end
+
+  def down
+    add_column :conferences, :logo_updated_at, :datetime
+    add_column :conferences, :logo_file_size, :integer
+    add_column :conferences, :logo_content_type, :string
+    add_column :conferences, :use_difficulty_levels, :boolean, default: false
+  end
+end

db/migrate/20160524104501_remove_unused_logo_columns_from_sponsors.rb

@@ -0,0 +1,13 @@
+class RemoveUnusedLogoColumnsFromSponsors < ActiveRecord::Migration
+  def up
+    remove_column :sponsors, :logo_updated_at
+    remove_column :sponsors, :logo_file_size
+    remove_column :sponsors, :logo_content_type
+  end
+
+  def down
+    add_column :sponsors, :logo_updated_at, :datetime
+    add_column :sponsors, :logo_file_size, :integer
+    add_column :sponsors, :logo_content_type, :string
+  end
+end

db/migrate/20160524104805_remove_logo_and_progress_and_time_slots_from_events.rb

@@ -0,0 +1,19 @@
+class RemoveLogoAndProgressAndTimeSlotsFromEvents < ActiveRecord::Migration
+  def up
+    remove_column :events, :logo_file_name
+    remove_column :events, :logo_updated_at
+    remove_column :events, :logo_file_size
+    remove_column :events, :logo_content_type
+    remove_column :events, :logo_content_type
+    remove_column :events, :time_slots
+  end
+
+  def down
+    add_column :events, :logo_file_name, :string
+    add_column :events, :logo_updated_at, :datetime
+    add_column :events, :logo_file_size, :integer
+    add_column :events, :logo_content_type, :string
+    add_column :events, :time_slots, :integer
+    add_column :events, :progress, :string, default: 'new', null: false
+  end
+end

db/migrate/20160624151257_remove_unused_photo_columns_from_venues.rb

@@ -0,0 +1,13 @@
+class RemoveUnusedPhotoColumnsFromVenues < ActiveRecord::Migration
+  def up
+    remove_column :venues, :photo_updated_at
+    remove_column :venues, :photo_file_size
+    remove_column :venues, :photo_content_type
+  end
+
+  def down
+    add_column :venues, :photo_updated_at, :datetime
+    add_column :venues, :photo_file_size, :integer
+    add_column :venues, :photo_content_type, :string
+  end
+end