Hi Benoit, here: https://gitlab.com/gambas/gambas/-/commit/f3cfc513747c22342b627a09a86ba2e39244e316 you write to use "`&1`" to quote a column name while here: http://gambaswiki.org/wiki/doc/db-quoting write to use "'&1'" to quote column name I have tested and they both work, did you do this for ease of writing? Thank you and regards Gianluigi