CreateQuery null_mv (children 3)
 Identifier null_mv
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 2)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier null_table
     TablesInSelectQueryElement (children 2)
      TableExpression (children 1)
       TableIdentifier number_view (alias tb)
      TableJoin (children 1)
       ExpressionList (children 1)
        Identifier number
 ViewTargets (children 1)
  Storage definition (children 1)
   Function Log
