@Test
public void createDuplicateSchemaWithIfNotExist() throws Exception
{

    String sql = "CREATE SCHEMA IF NOT EXISTS S";
    AkibanInformationSchema ais = factory();
    
    assertNotNull(ais.getTable("s", "t"));
    
    StatementNode stmt = parser.parseStatement(sql);
    assertTrue (stmt instanceof CreateSchemaNode);
    
    SchemaDDL.createSchema(ais, null, (CreateSchemaNode)stmt, null);
}