diff --git a/adminer/drivers/simpledb.inc.php b/adminer/drivers/simpledb.inc.php
index b3dc34a5..df24d015 100644
--- a/adminer/drivers/simpledb.inc.php
+++ b/adminer/drivers/simpledb.inc.php
@@ -285,7 +285,20 @@ if (isset($_GET["simpledb"])) {
 	}
 	
 	function fields($table) {
-		return array();
+		$return = array();
+		foreach ((array) $_POST["field_keys"] as $key => $val) {
+			if ($val != "") {
+				$_POST["fields"][bracket_escape($val)] = $_POST["field_vals"][$key];
+			}
+		}
+		foreach ((array) $_POST["fields"] as $key => $val) {
+			$name = bracket_escape($key, 1); // 1 - back
+			$return[$name] = array("field" => $name, "privileges" => array("insert" => 1, "update" => 1));
+			if (isset($_POST["function"][$key])) {
+				$return[$name]["null"] = true;
+			}
+		}
+		return $return;
 	}
 	
 	function foreign_keys($table) {
diff --git a/adminer/edit.inc.php b/adminer/edit.inc.php
index 4dd9ea82..91ff9844 100644
--- a/adminer/edit.inc.php
+++ b/adminer/edit.inc.php
@@ -21,21 +21,6 @@ if ($_POST && !$error && !isset($_GET["select"])) {
 	$unique_array = unique_array($_GET["where"], $indexes);
 	$query_where = "\nWHERE $where";
 	
-	if (!support("table")) {
-		foreach ($_POST["field_keys"] as $key => $val) {
-			if ($val != "") {
-				$_POST["fields"][bracket_escape($val)] = $_POST["field_vals"][$key];
-			}
-		}
-		foreach ($_POST["fields"] as $key => $val) {
-			$name = bracket_escape($key, 1); // 1 - back
-			$fields[$name] = array("field" => $name);
-			if (isset($_POST["function"][$key])) {
-				$fields[$name]["null"] = true;
-			}
-		}
-	}
-
 	if (isset($_POST["delete"])) {
 		queries_redirect(
 			$location,
@@ -118,7 +103,7 @@ if (!support("table") && !$fields) {
 	}
 	if ($row) {
 		foreach ($row as $key => $val) {
-			if (!$_POST["save"] && !$where) {
+			if (!$where) {
 				$row[$key] = null;
 			}
 			$fields[$key] = array("field" => $key, "null" => ($key != "itemName()"));