SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 5)
    Identifier id
    Identifier haystack
    Identifier needle
    Identifier replacement
    Function replaceRegexpAll (children 1)
     ExpressionList (children 3)
      Literal \'Hello World\'
      Identifier needle
      Identifier replacement
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test_tab
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier id
