48 lines
1.8 KiB
Ruby
48 lines
1.8 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module BackgroundMigration
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# BackfillEnvironmentIdDeploymentMergeRequests deletes duplicates
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# from deployment_merge_requests table and backfills environment_id
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class BackfillEnvironmentIdDeploymentMergeRequests
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def perform(_start_mr_id, _stop_mr_id)
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# no-op
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# Background migration removed due to
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# https://gitlab.com/gitlab-org/gitlab/-/issues/217191
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end
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def backfill_range(start_mr_id, stop_mr_id)
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start_mr_id = Integer(start_mr_id)
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stop_mr_id = Integer(stop_mr_id)
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ActiveRecord::Base.connection.execute(<<~SQL)
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DELETE FROM deployment_merge_requests
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WHERE (deployment_id, merge_request_id) in (
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SELECT t.deployment_id, t.merge_request_id FROM (
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SELECT mrd.merge_request_id, mrd.deployment_id, ROW_NUMBER() OVER w AS rnum
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FROM deployment_merge_requests as mrd
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INNER JOIN "deployments" ON "deployments"."id" = "mrd"."deployment_id"
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WHERE mrd.merge_request_id BETWEEN #{start_mr_id} AND #{stop_mr_id}
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WINDOW w AS (
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PARTITION BY merge_request_id, deployments.environment_id
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ORDER BY deployments.id
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)
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) t
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WHERE t.rnum > 1
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);
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SQL
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ActiveRecord::Base.connection.execute(<<~SQL)
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UPDATE deployment_merge_requests
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SET environment_id = deployments.environment_id
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FROM deployments
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WHERE deployments.id = "deployment_merge_requests".deployment_id
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AND "deployment_merge_requests".environment_id IS NULL
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AND "deployment_merge_requests".merge_request_id BETWEEN #{start_mr_id} AND #{stop_mr_id}
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SQL
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end
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end
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end
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end
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