Mercurial > urweb
annotate tests/nomangle.ur @ 2160:72fe1cc704c5
Tag NULLs with their types in SQL, to help the DBMS do type inference
author | Adam Chlipala <adam@chlipala.net> |
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date | Sat, 04 Jul 2015 19:24:26 -0400 |
parents | f55b0e45422f |
children |
rev | line source |
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adam@2144 | 1 table foo : { Bar : int, Baz : string } |
adam@2144 | 2 PRIMARY KEY Baz |
adam@2144 | 3 |
adam@2144 | 4 fun main () : transaction page = |
adam@2144 | 5 rs <- queryX1 (SELECT foo.Bar FROM foo WHERE foo.Baz = 'Hi') |
adam@2144 | 6 (fn r => <xml>{[r.Bar]}</xml>); |
adam@2144 | 7 return <xml><body>{rs}</body></xml> |