Documentation: DDL commits transaction, limits on VARCHAR

h2/src/docsrc/html/advanced.html

@@ -160,6 +160,12 @@ See the grammar for details.
 
 <br /><a name="transaction_isolation"></a>
 <h2>Transaction Isolation</h2>
+<p>
+Transaction isolation is provided for all data manipulation language (DML) statements.
+Most data definition language (DDL) statements commit the current transaction.
+trigger a commit. See the <a href="grammar.html">grammar</a> for details.
+</p>
+
 <p>
 This database supports the following transaction isolation levels:
 </p>