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view tests/fitem.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> |
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date | Sat, 15 Jan 2011 14:53:13 -0500 |
parents | e8d68fd8ed4b |
children |
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table t : { A : int, B : string } table u : { A : int, C : float } val q : sql_query [] [T = [A = int, B = string], U = [C = option float]] [] = (SELECT t.A, t.B, u.C FROM {{sql_left_join (FROM t) (FROM u) (WHERE TRUE)}})