debian-mirror-gitlab/db/post_migrate/20230306072532_add_partitioned_fk_to_p_ci_builds_metadata_on_partition_id_and_build_id.rb
2023-05-27 22:25:52 +05:30

37 lines
971 B
Ruby

# frozen_string_literal: true
class AddPartitionedFkToPCiBuildsMetadataOnPartitionIdAndBuildId < Gitlab::Database::Migration[2.1]
SOURCE_TABLE_NAME = :p_ci_builds_metadata
TARGET_TABLE_NAME = :ci_builds
FK_NAME = :fk_e20479742e_p
disable_ddl_transaction!
def up
return if foreign_key_exists?(SOURCE_TABLE_NAME, TARGET_TABLE_NAME, name: FK_NAME)
with_lock_retries do
execute("LOCK TABLE #{TARGET_TABLE_NAME}, #{SOURCE_TABLE_NAME} IN ACCESS EXCLUSIVE MODE")
execute(<<~SQL.squish)
ALTER TABLE #{SOURCE_TABLE_NAME}
ADD CONSTRAINT #{FK_NAME}
FOREIGN KEY (partition_id, build_id)
REFERENCES #{TARGET_TABLE_NAME} (partition_id, id)
ON UPDATE CASCADE ON DELETE CASCADE;
SQL
end
end
def down
with_lock_retries do
remove_foreign_key_if_exists(
SOURCE_TABLE_NAME,
TARGET_TABLE_NAME,
name: FK_NAME,
reverse_lock_order: true
)
end
end
end