SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 4)
    Identifier col1
    Identifier col2
    Identifier col3
    Identifier col4
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier table_with_defaults_on_aliases
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier col1
     Literal UInt64_2
