Method columns_description

crates/stdlib/src/_sqlite3.rs:3255–3281

(
            self,
            detect_types: i32,
            vm: &VirtualMachine,
        )

        }

        fn columns_description(
            self,
            detect_types: i32,
            vm: &VirtualMachine,
        ) -> PyResult<Option<PyTupleRef>> {
            if self.column_count() == 0 {
                return Ok(None);
            }
            let columns = self
                .columns_name(detect_types, vm)?
                .into_iter()
                .map(|s| {
                    vm.ctx
                        .new_tuple(vec![
                            s.into(),
                            vm.ctx.none(),
                            vm.ctx.none(),
                            vm.ctx.none(),
                            vm.ctx.none(),
                            vm.ctx.none(),
                            vm.ctx.none(),
                        ])
                        .into()
                })
                .collect();
            Ok(Some(vm.ctx.new_tuple(columns)))
        }

        fn busy(self) -> bool {
            unsafe { sqlite3_stmt_busy(self.st) != 0 }