[elephant-cvs] CVS elephant

ieslick ieslick at common-lisp.net
Wed Feb 8 03:23:12 UTC 2006


Update of /project/elephant/cvsroot/elephant
In directory common-lisp:/tmp/cvs-serv713

Modified Files:
	TODO 
Log Message:

Minor cleanup of indexing tests, declarations and rule-based code.
100% of tests pass under allegro 7.0 and Mac OS X.


--- /project/elephant/cvsroot/elephant/TODO	2006/02/04 22:25:09	1.9
+++ /project/elephant/cvsroot/elephant/TODO	2006/02/08 03:23:12	1.10
@@ -1,3 +1,73 @@
+Feb 6, 2006
+
+Release plan in-discussion with Robert and Ian
+
+Upcoming release ideas.
+
+0.6.0 - Adding default class/slot indexing
+- Finish indexing tests (Ian)
+- Documentation update (Robert)
+- Tutorial example rethink: update the blog tutorial using indexed 
+  objects to create different views as well as integrating something 
+  like logging for admin or version control purposes. (Both?)
+
+0.6.1 - performance, safety and portability
+
+Stability:
+- Add clsql like support for building .so/.dylib from asdf loader on most systems
+- Port elephant to closer-to-MOP to make it easier to support additional lisps (Both)
+- Cleanup multi-repository operation (a simple registry of open stores, 
+  clear object-repository associations) (Both)
+- Think through default vs. explicit store referencing all over the APIs (Both)
+- Cleaner failure modes if operations are performed without repository (Both)
+- Add asserts if *auto-index* is false and we're not in a transaction
+  to help users avoid lockups in bdb?  Should be able to turn off for
+  performance but it will help catch missing with-transaction statemetns
+  in user code. (Both)
+- BDB: determine how to detect deadlock conditions as an optional run-safe mode? (?)
+       Does BDB have timeouts enabled on select? (Ian)
+- (From Ben's e-mail) We are storing persistent objects incorrectly. They should be
+  stored only as OIDs, and we should have a separate OID->class table.  This way 
+  change-class can be handled correctly (Ian)
+
+Performance:
+- Metering and understanding locking issues.  Large transactions seem
+  to use a lot of locks.  In general understanding how to use Sleepycat
+  efficiently seems like a good thing. (Both)
+- Add dependency information into secondary index callback functions so that
+  we can more easily compute which indices need to be updated to avoid the
+  global remove/add in order to maintain consistency (Ian)
+- Reclaim table storage on index drop (Ian)
+- Higher performance fix for allegro unicode serialization workaround than
+  my current one (Ian)
+
+Indexing features:
+- Add a class-indexing class option to the metaclass so we can maintain class instances
+  index without any secondary indices or indexed slots (Ian)
+- on class change, new slots should have their initform values pushed 
+  into the slot value as if the slot was being created the first time 
+  (currently this doesn't happen) (Ian)
+
+Bugs:
+- anything else reported against 0.5.0/0.6.0
+
+0.6.2 - New operating modes
+  - simple object query language (Ian - orthogonal, on main branch)
+  - integrate support for your in-memory database (on a separate branch)
+  - repository browser (Ian - orthogonal, on main branch)
+    (a simple REPL tool to see what classes are in a repository and
+     what state they're in...useful for long-lived repositories)
+
+0.6.3 - Query expansion
+  - Add needed support (if any) for persistent graph structures &
+queries (Ian on a branch)
+
+
+
+
+
+
+
 Feb. 4, 2006
 
 As of 0.5.0, we have seem to have a stable suite on 




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