Mercurial > urweb
annotate sqlcache-tests/test.ur @ 2202:606af2c9b828
Identifies tables read or touched by queries.
| author | Ziv Scully <ziv@mit.edu> |
|---|---|
| date | Sat, 08 Mar 2014 05:06:22 -0500 |
| parents | |
| children |
| rev | line source |
|---|---|
| ziv@2202 | 1 table foo : {Id : int, Bar : string} PRIMARY KEY Id |
| ziv@2202 | 2 |
| ziv@2202 | 3 (* val query = (SELECT * FROM foo WHERE foo.Bar = "baz") *) |
| ziv@2202 | 4 (* val insert = (INSERT INTO foo (Id, Bar) VALUES (42, "baz")) *) |
| ziv@2202 | 5 |
| ziv@2202 | 6 fun main () : transaction page = |
| ziv@2202 | 7 dml (INSERT INTO foo (Id, Bar) VALUES (42, "baz")); |
| ziv@2202 | 8 res <- oneOrNoRows (SELECT foo.Id, foo.Bar |
| ziv@2202 | 9 FROM foo |
| ziv@2202 | 10 WHERE foo.Bar = "baz" |
| ziv@2202 | 11 UNION |
| ziv@2202 | 12 SELECT * |
| ziv@2202 | 13 FROM foo |
| ziv@2202 | 14 WHERE foo.Bar = "qux"); |
| ziv@2202 | 15 return |
| ziv@2202 | 16 <xml> |
| ziv@2202 | 17 <body> |
| ziv@2202 | 18 {case res of |
| ziv@2202 | 19 None => <xml></xml> |
| ziv@2202 | 20 | Some row => <xml>{[row.Foo.Bar]}</xml>} |
| ziv@2202 | 21 </body> |
| ziv@2202 | 22 </xml> |