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| author | Benjamin Barenblat <bbaren@mit.edu> | 2017-07-23 09:50:04 -0400 |
|---|---|---|
| committer | Benjamin Barenblat <bbaren@mit.edu> | 2017-07-23 09:50:04 -0400 |
| commit | 0cccdb0ae595cd7e3e136e984ac7b95b99f71a53 (patch) | |
| tree | 491d3b13813610943c60460d3e178d3a73916346 /tests/where.ur | |
Import urweb_20170720+dfsg.orig.tar.gz
[dgit import orig urweb_20170720+dfsg.orig.tar.gz]
Diffstat (limited to 'tests/where.ur')
| -rw-r--r-- | tests/where.ur | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/where.ur b/tests/where.ur new file mode 100644 index 0000000..55381ca --- /dev/null +++ b/tests/where.ur @@ -0,0 +1,30 @@ +table t1 : {A : int, B : string, C : float} +table t2 : {A : float, D : int} + +val q1 = (SELECT * FROM t1) +val q2 = (SELECT * FROM t1 WHERE TRUE) +val q3 = (SELECT * FROM t1 WHERE FALSE) +val q4 = (SELECT * FROM t1 WHERE {True}) +val q5 = (SELECT * FROM t1 WHERE {1} = {1}) +val q6 = (SELECT * FROM t1 WHERE {"Hi"} < {"Bye"}) +val q7 = (SELECT * FROM t1 WHERE {1} = {1} AND NOT ({"Hi"} <= {"Bye"})) +val q8 = (SELECT * FROM t1 WHERE t1.A = 1 OR t1.C < 3.0) + +datatype list a = Nil | Cons of a * list a + +val r1 : transaction (list {A : int, B : string, C : float}) = + query q7 + (fn fs acc => return (Cons (fs.T1, acc))) + Nil + +val r2 : transaction string = + ls <- r1; + return (case ls of + Nil => "Problem" + | Cons ({B = b, ...}, _) => b) + +val main : unit -> transaction page = fn () => + s <- r2; + return <html><body> + {cdata s} + </body></html> |