Le 02. 11. 11 17:31, Fredrik Jonson a écrit : > https://landfill.bugzilla.org/bugzilla-tip-pg/buglist.cgi?quicksearch=%E5%E4%F6 Maybe this is a bug in old versions of PostgreSQL. The version running on landfill is 8.3.11. I cannot reproduce the problem with MySQL, SQLite and PostgreSQL 9.0.5. LpSolit