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class AddSectionNameIdIndexOnCiBuildTraceSections < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
# Set this constant to true if this migration requires downtime.
DOWNTIME = false
disable_ddl_transaction!
def up
# MySQL may already have this as a foreign key
unless index_exists?(:ci_build_trace_sections, :section_name_id)
add_concurrent_index :ci_build_trace_sections, :section_name_id
end
end
def down
# We cannot remove index for MySQL because it's needed for foreign key
if Gitlab::Database.postgresql?
remove_concurrent_index :ci_build_trace_sections, :section_name_id
end
end
end
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