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# frozen_string_literal: true
class MigrateAutoDevOpsDomainToClusterDomain < ActiveRecord::Migration[5.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
def up
execute(update_clusters_domain_query)
end
def down
# no-op
end
private
def update_clusters_domain_query
if Gitlab::Database.mysql?
mysql_query
else
postgresql_query
end
end
def mysql_query
<<~HEREDOC
UPDATE clusters, project_auto_devops, cluster_projects
SET
clusters.domain = project_auto_devops.domain
WHERE
cluster_projects.cluster_id = clusters.id
AND project_auto_devops.project_id = cluster_projects.project_id
AND project_auto_devops.domain != ''
HEREDOC
end
def postgresql_query
<<~HEREDOC
UPDATE clusters
SET domain = project_auto_devops.domain
FROM cluster_projects, project_auto_devops
WHERE
cluster_projects.cluster_id = clusters.id
AND project_auto_devops.project_id = cluster_projects.project_id
AND project_auto_devops.domain != ''
HEREDOC
end
end
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