SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier tbl
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier s
     Literal \'123\'
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier i
     Literal UInt64_123
