I found SQL sources which refers to some functions (like pg_file_read) in an "admin" library. Are there somewhere in the PG sources ? Jacques Massé ________________________________________ Diadfish: http://www.diadfish.org PostgreSQL : http://www.postgresqlfr.org ---------------------------(end of broadcast)--------------------------- TIP 5: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq