view tests/join.ur @ 1175:79f487f51d9f

Monad.foldMapR
author Adam Chlipala <adamc@hcoop.net>
date Tue, 02 Mar 2010 10:33:49 -0500
parents f95d652086cd
children
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table t : { A : int, B : string, C : option string }

fun main () =
    r <- oneRow (SELECT * FROM t);
    r <- oneRow (SELECT * FROM t AS T1, t AS T2);
    r <- oneRow (SELECT * FROM t AS T1 CROSS JOIN t AS T2);
    r <- oneRow (SELECT * FROM t AS T1 JOIN t AS T2 ON T1.A = T2.A);
    r <- oneRow (SELECT * FROM t AS T1 LEFT JOIN t AS T2 ON T1.A = T2.A);
    r <- oneRow (SELECT * FROM t AS T1 RIGHT OUTER JOIN t AS T2 ON T1.A = T2.A);
    r <- oneRow (SELECT * FROM t AS T1 FULL JOIN t AS T2 ON T1.A = T2.A);
    return <xml/>