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view tests/timestamp.ur @ 1884:5c30eea7aa78
ListPair.map2, based on code by escalier@riseup.net
author | Adam Chlipala <adam@chlipala.net> |
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date | Sun, 03 Nov 2013 19:27:30 -0500 |
parents | 690638bd9fef |
children |
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table t : { A : time } fun many ls = case ls of [] => (WHERE TRUE) | tm :: ls' => (WHERE t.A = {[tm]} AND {many ls'}) task initialize = fn () => tm <- now; dml (DELETE FROM t WHERE {many (tm :: [])})