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view tests/char.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 | 395a5d450cc0 |
children |
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fun main () = case #"A" of #"B" => return <xml/> | _ => return <xml>A!</xml>