36 lines
1.1 KiB
Ruby
36 lines
1.1 KiB
Ruby
class MigrateLabelsPriority < ActiveRecord::Migration[4.2]
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include Gitlab::Database::MigrationHelpers
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DOWNTIME = true
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DOWNTIME_REASON = 'Prioritized labels will not work as expected until this migration is complete.'
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disable_ddl_transaction!
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def up
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execute <<-EOF.strip_heredoc
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INSERT INTO label_priorities (project_id, label_id, priority, created_at, updated_at)
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SELECT labels.project_id, labels.id, labels.priority, NOW(), NOW()
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FROM labels
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WHERE labels.project_id IS NOT NULL
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AND labels.priority IS NOT NULL;
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EOF
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end
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def down
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if Gitlab::Database.mysql?
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execute <<-EOF.strip_heredoc
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UPDATE labels
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INNER JOIN label_priorities ON labels.id = label_priorities.label_id AND labels.project_id = label_priorities.project_id
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SET labels.priority = label_priorities.priority;
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EOF
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else
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execute <<-EOF.strip_heredoc
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UPDATE labels
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SET priority = label_priorities.priority
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FROM label_priorities
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WHERE labels.id = label_priorities.label_id
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AND labels.project_id = label_priorities.project_id;
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EOF
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end
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end
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end
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