45 lines
1.2 KiB
Ruby
45 lines
1.2 KiB
Ruby
class MigrateSubscriptionsProjectId < ActiveRecord::Migration[4.2]
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include Gitlab::Database::MigrationHelpers
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DOWNTIME = true
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DOWNTIME_REASON = 'Subscriptions will not work as expected until this migration is complete.'
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def up
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execute <<-EOF.strip_heredoc
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UPDATE subscriptions
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SET project_id = (
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SELECT issues.project_id
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FROM issues
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WHERE issues.id = subscriptions.subscribable_id
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)
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WHERE subscriptions.subscribable_type = 'Issue';
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EOF
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execute <<-EOF.strip_heredoc
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UPDATE subscriptions
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SET project_id = (
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SELECT merge_requests.target_project_id
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FROM merge_requests
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WHERE merge_requests.id = subscriptions.subscribable_id
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)
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WHERE subscriptions.subscribable_type = 'MergeRequest';
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EOF
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execute <<-EOF.strip_heredoc
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UPDATE subscriptions
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SET project_id = (
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SELECT projects.id
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FROM labels INNER JOIN projects ON projects.id = labels.project_id
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WHERE labels.id = subscriptions.subscribable_id
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)
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WHERE subscriptions.subscribable_type = 'Label';
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EOF
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end
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def down
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execute <<-EOF.strip_heredoc
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UPDATE subscriptions SET project_id = NULL;
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EOF
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end
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end
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