It is here I see it/them with: odbcinst -q -d
but not with : SQLHENV env; SQLCHAR driver[256]; SQLCHAR attr[256]; SQLSMALLINT driver_ret; SQLSMALLINT attr_ret; SQLUSMALLINT direction; SQLRETURN ret; SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &env); SQLSetEnvAttr(env, SQL_ATTR_ODBC_VERSION, (void *) SQL_OV_ODBC3, 0); direction = SQL_FETCH_FIRST; while(SQL_SUCCEEDED(ret = SQLDrivers(env, direction, driver, sizeof(driver), &driver_ret, attr, sizeof(attr), &attr_ret))) { direction = SQL_FETCH_NEXT; printf("%s - %s\n", driver, attr); if (ret == SQL_SUCCESS_WITH_INFO) printf("\tdata truncation\n"); } What do I miss...? (under debian bulllseye linked with libodbc) Thanks in advance PC