view tests/subform.ur @ 1394:d328983dc5a6

Allow subqueries to reference aggregate-only columns of free tables; treat non-COUNT aggregate functions as possibly returning NULL
author Adam Chlipala <adam@chlipala.net>
date Sat, 15 Jan 2011 14:53:13 -0500
parents 8ce31c052dce
children
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line source
fun handler r = return <xml><body>
  {[r.A]}, {[r.Sub.A]}, {[r.Sub.B]}, {[r.Sub.Sub]}, {[r.C]}
</body></xml>

fun main () = return <xml><body>
  <form>
    <textbox{#A}/><br/>
    <subform{#Sub}>
      <textbox{#A}/><br/>
      <textbox{#B}/><br/>
      <textbox{#Sub}/><br/>
    </subform>
    <textbox{#C}/><br/>
    <submit action={handler}/>
  </form>
</body></xml>