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Improve stage_id in ci_builds foreign key migration

This commit is contained in:
Grzegorz Bizon 2017-07-03 20:24:32 +02:00
parent 0f30bcf15d
commit 3bad69cc78
2 changed files with 26 additions and 9 deletions
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21
db/migrate/20170703102400_add_stage_id_foreign_key_to_builds.rb Normal file
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@ -0,0 +1,21 @@
class AddStageIdForeignKeyToBuilds < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
unless index_exists?(:ci_builds, :stage_id)
add_concurrent_index(:ci_builds, :stage_id)
add_concurrent_foreign_key(:ci_builds, :ci_stages, column: :stage_id, on_delete: :cascade)
end
end
def down
if index_exists?(:ci_builds, :stage_id)
remove_foreign_key(:ci_builds, column: :stage_id)
remove_concurrent_index(:ci_builds, :stage_id)
end
end
end

14
db/post_migrate/20170621102400_add_stage_id_index_to_builds.rb
View File

@ -3,19 +3,15 @@ class AddStageIdIndexToBuilds < ActiveRecord::Migration
DOWNTIME = false
disable_ddl_transaction!
##
# Improved in 20170703102400_add_stage_id_foreign_key_to_builds.rb
#
def up
unless index_exists?(:ci_builds, :stage_id)
add_concurrent_foreign_key(:ci_builds, :ci_stages, column: :stage_id, on_delete: :cascade)
add_concurrent_index(:ci_builds, :stage_id)
end
# noop
end
def down
if index_exists?(:ci_builds, :stage_id)
remove_foreign_key(:ci_builds, column: :stage_id)
remove_concurrent_index(:ci_builds, :stage_id)
end
# noop
end
end