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

h2/src/docsrc/help/help.csv

@@ -59,7 +59,7 @@ INSERT INTO TEST VALUES(1, 'Hello')
 UPDATE tableName [ [ AS ] newTableAlias ] SET
 { { columnName = { DEFAULT | expression } } [,...] } |
     { ( columnName [,...] ) = ( select ) }
-[ WHERE expression ] [ LIMIT expression ] [ ORDER BY order [,...] ]
+[ WHERE expression ] [ ORDER BY order [,...] ] [ LIMIT expression ]
 ","
 Updates data in a table.
 ORDER BY is supported for MySQL compatibility, but it is ignored.

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

@@ -799,7 +799,7 @@ select count(*) from test;
 > 3;
 select max(col1) from test;
 > 3;
-update test set col1 = col1 + 1 limit 1 order by col1 asc;
+update test set col1 = col1 + 1 order by col1 asc limit 100;
 select count(*) from test;
 > 3;
 select max(col1) from test;