ActiveRecord::RecordNotUnique: PG::UniqueViolation: ERROR: duplicate key value violates unique constraint "index_account_tag_stats_on_tag_id"
DETAIL: Key (tag_id)=(27844) already exists.
: UPDATE account_tag_stats SET tag_id=27844 WHERE tag_id=36790;
SQLを分ければいいっちゅう問題じゃなかったかあ
https://gist.github.com/zunda/91f848982e2090911a949957fe3e3596
gist.github.comremove-dup-tags.rakeGitHub Gist: instantly share code, notes, and snippets.