DB error happen with upgrade to 8.3.0

Hello there.

My gitlab upgraded from 8.2.x to 8.3.0, but error happens(gitlab-ci problem?);

production.log written:

Started POST "/ci/api/v1/builds/register.json" for 127.0.0.1 at 2015-12-24 08:54:49 +0900
PG::UndefinedColumn: ERROR:  column ci_builds.gl_project_id does not exist
LINE 1: ...uilds" INNER JOIN "projects" ON "projects"."id" = "ci_builds...
                                                             ^
: SELECT ci_builds.id, ci_builds.project_id, ci_builds.status, ci_builds.finished_at, ci_builds.created_at, ci_builds.updated_at, ci_builds.started_at, ci_builds.runner
_id, ci_builds.coverage, ci_builds.commit_id, ci_builds.commands, ci_builds.job_id, ci_builds.name, ci_builds.deploy, ci_builds.options, ci_builds.allow_failure, ci_bui
lds.stage, ci_builds.trigger_request_id, ci_builds.stage_idx, ci
_builds.tag, ci_builds.ref, ci_builds.user_id, ci_builds.type, ci_builds.target_url, ci_builds.description, ci_builds.artifacts_file FROM "ci_builds" INNER JOIN "projects" ON "projects"."id" = "ci_builds"."gl_project_id" WHERE "ci_builds"."type" IN ('Ci::Build') AND "ci_builds"."status" = $1 AND "ci_builds"."runner_id" IS NULL AND "projects"."builds_enabled" = 't' AND "projects"."shared_runners_enabled" = 't'  ORDER BY created_at ASC

ActiveRecord::StatementInvalid (PG::UndefinedColumn: ERROR: column ci_builds.gl_project_id does not exist
LINE 1: …uilds" INNER JOIN “projects” ON “projects”.“id” = "ci_builds…
^
: SELECT ci_builds.id, ci_builds.project_id, ci_builds.status, ci_builds.finished_at, ci_builds.created_at, ci_builds.updated_at, ci_builds.started_at, ci_builds.runner_id, ci_builds.coverage, ci_builds.commit_id, ci_builds.commands, ci_builds.job_id, ci_builds.name, ci_builds.deploy, ci_builds.options, ci_builds.allow_failure, ci_builds.stage, ci_builds.trigger_request_id, ci_builds.stage_idx, ci_builds.tag, ci_builds.ref, ci_builds.user_id, ci_builds.type, ci_builds.target_url, ci_builds.description, ci_builds.artifacts_file FROM “ci_builds” INNER JOIN “projects” ON “projects”.“id” = “ci_builds”.“gl_project_id” WHERE “ci_builds”.“type” IN (‘Ci::Build’) AND “ci_builds”.“status” = $1 AND “ci_builds”.“runner_id” IS NULL AND “projects”.“builds_enabled” = ‘t’ AND “projects”.“shared_runners_enabled” = ‘t’ ORDER BY created_at ASC):


using Ubuntu 14.04LTS with recently upgrade.

SOLVED. DB migration failed(why?).
rerun “gitlab-rake db:migrate RAILS_ENV=production” and restart gitlab.
thanks.