Create package metadata/tag tables
What does this MR do?
Creates a Package Metadata table to support NPM dependencies and Package Tag to support NPM dist tags: https://gitlab.com/gitlab-org/gitlab-ee/issues/12403
The table names are generic in order to support other Package types.
The packages_package_files
table remains to support older NPM packages that do not have metadata in packages_package_metadatum
Database checklist
-
Conforms to the database guides
When adding migrations:
-
Updated db/schema.rb
-
Added a down
method so the migration can be reverted -
Added the output of the migration(s) to the MR body -
Added tests for the migration in spec/migrations
if necessary (e.g. when migrating data)
When adding or modifying queries to improve performance:
-
Included data that shows the performance improvement, preferably in the form of a benchmark -
Included the output of EXPLAIN (ANALYZE, BUFFERS)
of the relevant queries
When adding foreign keys to existing tables:
-
Included a migration to remove orphaned rows in the source table before adding the foreign key -
Removed any instances of dependent: ...
that may no longer be necessary
When adding tables:
-
Ordered columns based on the Ordering Table Columns guidelines -
Added foreign keys to any columns pointing to data in other tables -
Added indexes for fields that are used in statements such as WHERE
,ORDER BY
,GROUP BY
, andJOIN
s
When removing columns, tables, indexes or other structures:
-
Removed these in a post-deployment migration -
Made sure the application no longer uses (or ignores) these structures