Add DEFAULT VALUES to INSERT documentation

h2/src/docsrc/help/help.csv

@@ -2429,7 +2429,7 @@ NAME
 
 "Other Grammar","Insert columns and source","
 { [ ( columnName [,...] ) ]
-    { insertValues | [ DIRECT ] [ SORTED ] select } }
+    { insertValues | [ DIRECT ] [ SORTED ] select | DEFAULT VALUES } }
     | { SET { columnName = { DEFAULT | expression } } [,...] }
 ","
 Names of columns and their values for INSERT statement.

h2/src/main/org/h2/command/Parser.java

@@ -1678,8 +1678,7 @@ public class Parser {
         }
         if (readIf("DEFAULT")) {
             read(VALUES);
-            Expression[] expr = {};
-            command.addRow(expr);
+            command.addRow(new Expression[0]);
         } else if (readIf(VALUES)) {
             parseValuesForCommand(command);
         } else if (readIf("SET")) {