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Fix ci_projects migration by using the value only from latest row [ci skip]

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This is needed, because for some projects we have duplicate ci_projects.
This was introduced by lack of DB uniqueness on ci_projects.gitlab_id.
This commit is contained in:
Kamil Trzcinski 2015-12-17 11:09:21 +01:00
parent 8dc4c7b4c7
commit e136a976b6
1 changed files with 2 additions and 1 deletions
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db/migrate/20151210125930_migrate_ci_to_project.rb
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@ -26,7 +26,8 @@ class MigrateCiToProject < ActiveRecord::Migration
def migrate_project_column(column, new_column = nil)
new_column ||= column
subquery = "SELECT ci_projects.#{column} FROM ci_projects WHERE projects.id = ci_projects.gitlab_id"
subquery = "SELECT ci_projects.#{column} FROM ci_projects WHERE projects.id = ci_projects.gitlab_id " \
'ORDER BY ci_projects.updated_at DESC LIMIT 1'
execute("UPDATE projects SET #{new_column}=(#{subquery}) WHERE (#{subquery}) IS NOT NULL")
end