38 lines
2.7 KiB
Ruby
38 lines
2.7 KiB
Ruby
class AddForeignKeys13 < ActiveRecord::Migration
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tag :postdeploy
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disable_ddl_transaction!
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def self.up
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add_foreign_key_if_not_exists :external_feed_entries, :external_feeds, delay_validation: true
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# clear bad data first
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DelayedMessage.where("communication_channel_id IS NOT NULL AND NOT EXISTS (?)", CommunicationChannel.where("communication_channel_id=communication_channels.id")).delete_all
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NotificationPolicy.where("communication_channel_id IS NOT NULL AND NOT EXISTS (?)", CommunicationChannel.where("communication_channel_id=communication_channels.id")).delete_all
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add_foreign_key_if_not_exists :notification_policies, :communication_channels, delay_validation: true
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WebConferenceParticipant.where("NOT EXISTS (?)", WebConference.where("web_conference_id=web_conferences.id")).delete_all
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add_foreign_key_if_not_exists :web_conference_participants, :web_conferences, delay_validation: true
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add_foreign_key_if_not_exists :pseudonyms, :accounts, delay_validation: true
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add_foreign_key_if_not_exists :assessment_requests, :submissions, column: :asset_id, delay_validation: true
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add_foreign_key_if_not_exists :content_migrations, :attachments, column: :exported_attachment_id, delay_validation: true
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add_foreign_key_if_not_exists :content_migrations, :attachments, column: :overview_attachment_id, delay_validation: true
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add_foreign_key_if_not_exists :context_module_progressions, :context_modules, delay_validation: true
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DiscussionEntry.where("attachment_id IS NOT NULL AND NOT EXISTS (?)", Attachment.where("attachment_id=attachments.id")).update_all(attachment_id: nil)
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add_foreign_key_if_not_exists :discussion_entries, :attachments, delay_validation: true
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add_foreign_key_if_not_exists :discussion_entries, :discussion_topics, delay_validation: true
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add_foreign_key_if_not_exists :discussion_entry_participants, :discussion_entries, delay_validation: true
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end
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def self.down
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remove_foreign_key_if_exists :external_feed_entries, :external_feeds
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remove_foreign_key_if_exists :notification_policies, :communication_channels
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remove_foreign_key_if_exists :web_conference_participants, :web_conferences
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remove_foreign_key_if_exists :pseudonyms, :accounts
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remove_foreign_key_if_exists :assessment_requests, column: :asset_id
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remove_foreign_key_if_exists :content_migrations, column: :exported_attachment_id
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remove_foreign_key_if_exists :content_migrations, column: :overview_attachment_id
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remove_foreign_key_if_exists :context_module_progressions, :context_modules
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remove_foreign_key_if_exists :discussion_entries, :attachments
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remove_foreign_key_if_exists :discussion_entries, :discussion_topics
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remove_foreign_key_if_exists :discussion_entry_participants, :discussion_entries
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end
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end
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