UPDATE your_table
SET your_field = REPLACE(your_field, 'articles/updates/', 'articles/news/')
WHERE your_field LIKE '%articles/updates/%'
Maintenant, les lignes qui ressemblaient à
http://www.example.com/articles/updates/43
sera
http://www.example.com/articles/news/43
http://www.electrictoolbox.com/mysql-find-replace-text/