Issue 572: MySQL compatibility for "order by" in update statements.

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

@@ -747,16 +747,16 @@ public class Parser {
             Expression condition = readExpression();
             command.setCondition(condition);
         }
-        if (readIf("LIMIT")) {
-            Expression limit = readTerm().optimize(session);
-            command.setLimit(limit);
-        }
         if (readIf("ORDER")) {
             // for MySQL compatibility
             // (this syntax is supported, but ignored)
             read("BY");
             parseSimpleOrderList();
         }
+        if (readIf("LIMIT")) {
+            Expression limit = readTerm().optimize(session);
+            command.setLimit(limit);
+        }
         setSQL(command, "UPDATE", start);
         return command;
     }

h2/src/test/org/h2/test/testSimple.in.txt

@@ -799,8 +799,7 @@ select count(*) from test;
 > 3;
 select max(col1) from test;
 > 3;
-update test set col1 = col1 + 1
-order by col1 asc;
+update test set col1 = col1 + 1 limit 1 order by col1 asc;
 select count(*) from test;
 > 3;
 select max(col1) from test;