X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=TODO;h=8f59a616bc99d3ccd16fd63dd861cad6c5bbb15c;hb=026988a3144e3ed7f48552b5567c34448fef51bc;hp=eaadf078ffe3ef8ba9e3ccda8d70b5f9e4dc8de7;hpb=5990bfce392a05c10237d4f97b008c4f828028e5;p=clsql.git

diff --git a/TODO b/TODO
index eaadf07..8f59a61 100644
--- a/TODO
+++ b/TODO
@@ -6,51 +6,52 @@ TESTS TO ADD
 * Large object testing
 * Test bigint type
 * :db-constraint tests
-
-POSSIBLE EXTENSIONS
-
-* port Oracle backend to UFFI
-* large object support 
-* add support for prepared statements
+* test *db-auto-sync* 
+* test SELECT caching
+* for-each-row macro
+* universal-time 
 
 COMMONSQL SPEC
 
-* Missing: 
-
-  UPDATE-OBJECT-JOINS 
-
 * Incompatible 
 
  >> The functional sql interface 
   
     SELECT 
       o keyword arg :refresh should function as advertised 
- 
- >> The object-oriented sql interface
-
-    DEF-VIEW-CLASS
-      o get :target-slot working 
-      o implement :retrieval :immediate 
 
  >> Symbolic SQL syntax 
 
       o Complete sql expressions (see operations.lisp)
 
-         substr
-         some 
-         order-by 
-         times 
-         nvl
-         null 
-         distinct
-         except 
-         intersect 
-         between
-         userenv
+         nvl (Oracle specific) 
+         userenv (Oracle specific) 
+	 minus (Oracle specific: does the same as EXCEPT) 
 
       o variables (e.g., table identifiers) should be instantiated at runtime 
 
 
+VARIANCES FROM COMMONSQL
+
+UPDATE-OBJECT-JOINS:
+ Rather than simply reading the values for each
+ object, to meet CommonSQL spec need to generate a single
+ query to read values for all objects, up to max-len count.
+
+COMMIT,ROLLBACK,START-TRANSACTION: 
+ When COMMIT or ROLLBACK are called outside of WITH-TRANSACTION, an sql 
+ transaction must be explicitly started first with START-TRANSACTION. 
+
+OPTIMIZATIONS
+ 
+* Revisit result-type list creation,perhaps caching
+
+POSSIBLE EXTENSIONS
+
+* port Oracle backend to UFFI
+* large object support 
+* add support for prepared statements
+
 
 NOTES ABOUT THE BACKENDS
 
@@ -59,7 +60,9 @@ MYSQL
 drop-index:   requires a table to be specified with the :from keyword parameter
 views:        mysql does not support views  
 queries:      nested subqueries are not supported
+syntax:       doesn't support the sql concatenation operator (||). 
 
 SQLITE 
 
-create-view: column-list parameter not supported 
+create-view:  column-list parameter not supported 
+syntax:       doesn't support the sql SUBSTRING operator.