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# frozen_string_literal: true
class DropUnusedSequenceByRecreatingVsaTable < Gitlab::Database::Migration[2.1]
enable_lock_retries!
def up
# dropping is OK since we re-add the table in the same transaction
drop_table :value_stream_dashboard_aggregations, if_exists: true # rubocop: disable Migration/DropTable
create_table :value_stream_dashboard_aggregations, id: false do |t|
# Note: default: nil will prevent SEQUENCE creation
t.references :namespace, primary_key: true, null: false, index: false, foreign_key: { on_delete: :cascade },
default: nil
t.datetime_with_timezone :last_run_at
t.boolean :enabled, null: false, default: true
t.index [:last_run_at, :namespace_id], where: 'enabled IS TRUE',
name: 'index_on_value_stream_dashboard_aggregations_last_run_at_id'
end
end
def down
# no-op, we don't want to restore the sequence
end
end
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