gitlab-org--gitlab-foss/db/migrate/20150509180749_convert_legacy_reference_notes.rb
sue445 9618141dc7 Fix. db:migrate is failed on MySQL 8
```
StandardError: An error has occurred, all later migrations canceled:

Mysql2::Error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'system = true AND note LIKE '\_%\_'' at line 1: UPDATE notes SET note = trim(both '_' from note) WHERE system = true AND note LIKE '\_%\_'
```
2019-05-16 18:58:56 +09:00

17 lines
533 B
Ruby

# Convert legacy Markdown-emphasized notes to the current, non-emphasized format
#
# _mentioned in 54f7727c850972f0401c1312a7c4a6a380de5666_
#
# becomes
#
# mentioned in 54f7727c850972f0401c1312a7c4a6a380de5666
class ConvertLegacyReferenceNotes < ActiveRecord::Migration[4.2]
def up
quoted_column_name = ActiveRecord::Base.connection.quote_column_name('system')
execute %Q{UPDATE notes SET note = trim(both '_' from note) WHERE #{quoted_column_name} = true AND note LIKE '\_%\_'}
end
def down
# noop
end
end