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annotate tests/ascdesc.ur @ 1916:e2345c438f08
Postgres: print SQLSTATE on DML failure, to help figure out when new special cases should be added
| author | Adam Chlipala <adam@chlipala.net> |
|---|---|
| date | Wed, 27 Nov 2013 15:42:24 -0500 |
| parents | 6f046b4bad24 |
| children |
| rev | line source |
|---|---|
| adam@1543 | 1 table t : { A : int } |
| adam@1543 | 2 |
| adam@1543 | 3 fun sortEm b = |
| adam@1543 | 4 queryX1 (SELECT * FROM t ORDER BY t.A {if b then sql_asc else sql_desc}) |
| adam@1543 | 5 (fn r => <xml>{[r.A]}; </xml>) |
| adam@1543 | 6 |
| adam@1543 | 7 fun main () : transaction page = return <xml><body> |
| adam@1543 | 8 <a link={sortEm True}>Ascending</a><br/> |
| adam@1543 | 9 <a link={sortEm False}>Descending</a> |
| adam@1543 | 10 </body></xml> |