SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Identifier x
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier fat_granularity
   Function like (children 1)
    ExpressionList (children 2)
     Identifier fat
     Literal \'256\\\\_%\'
   Set
