From 75d1eedd15edc41b1c2bc9d1fce7a74f37bd78a1 Mon Sep 17 00:00:00 2001 From: Ziv Scully Date: Tue, 14 Oct 2014 18:05:09 -0400 Subject: Complete overhaul: cache queries based on immediate query result, not eventual HTML output. --- caching-tests/test.ur | 74 +++++++++++++++++++++++++++++++++------------------ 1 file changed, 48 insertions(+), 26 deletions(-) (limited to 'caching-tests/test.ur') diff --git a/caching-tests/test.ur b/caching-tests/test.ur index a99a387b..cb391da7 100644 --- a/caching-tests/test.ur +++ b/caching-tests/test.ur @@ -1,52 +1,74 @@ table foo01 : {Id : int, Bar : string} PRIMARY KEY Id table foo10 : {Id : int, Bar : string} PRIMARY KEY Id +table tab : {Id : int, Val : int} PRIMARY KEY Id -fun flush01 () : transaction page = - dml (UPDATE foo01 SET Bar = "baz01" WHERE Id = 42); - return - Flushed 1! - - -fun flush10 () : transaction page = - dml (UPDATE foo10 SET Bar = "baz10" WHERE Id = 42); - return - Flushed 2! - - -fun flush11 () : transaction page = - dml (UPDATE foo01 SET Bar = "baz11" WHERE Id = 42); - dml (UPDATE foo10 SET Bar = "baz11" WHERE Id = 42); - return - Flushed 1 and 2! - - -fun cache01 () : transaction page = +fun cache01 () = res <- oneOrNoRows (SELECT foo01.Bar FROM foo01 WHERE foo01.Id = 42); return Reading 1. {case res of - None => + None => ? | Some row => {[row.Foo01.Bar]}} -fun cache10 () : transaction page = +fun cache10 () = res <- oneOrNoRows (SELECT foo10.Bar FROM foo10 WHERE foo10.Id = 42); return Reading 2. {case res of - None => + None => ? | Some row => {[row.Foo10.Bar]}} -fun cache11 () : transaction page = +fun cache11 () = res <- oneOrNoRows (SELECT foo01.Bar FROM foo01 WHERE foo01.Id = 42); bla <- oneOrNoRows (SELECT foo10.Bar FROM foo10 WHERE foo10.Id = 42); return Reading 1 and 2. {case res of - None => + None => ? | Some row => {[row.Foo01.Bar]}} {case bla of - None => + None => ? | Some row => {[row.Foo10.Bar]}} + +fun flush01 () = + dml (UPDATE foo01 SET Bar = "baz01" WHERE Id = 42); + return + Flushed 1! + + +fun flush10 () = + dml (UPDATE foo10 SET Bar = "baz10" WHERE Id = 42); + return + Flushed 2! + + +fun flush11 () = + dml (UPDATE foo01 SET Bar = "baz11" WHERE Id = 42); + dml (UPDATE foo10 SET Bar = "baz11" WHERE Id = 42); + return + Flushed 1 and 2! + + +fun cache id = + res <- oneOrNoRows (SELECT tab.Val FROM tab WHERE tab.Id = {[id]}); + return + Reading {[id]}. + {case res of + None => ? + | Some row => {[row.Tab.Val]}} + + +fun flush id = + res <- oneOrNoRows (SELECT tab.Val FROM tab WHERE tab.Id = {[id]}); + dml (case res of + None => (INSERT INTO tab (Id, Val) VALUES ({[id]}, 0)) + | Some row => (UPDATE tab SET Val = {[row.Tab.Val + 1]} WHERE Id = {[id]})); + return + (* Flushed {[id]}! *) + {case res of + None => Initialized {[id]}! + | Some row => Incremented {[id]}!} + -- cgit v1.2.3