Add mention block size <= 32k.

doc/TODO

@@ -34,6 +34,8 @@ PARSER
 * INSERT ... SELECT ... GROUP BY groups by target columns not source columns
 * CREATE TABLE test (a char(5) DEFAULT text '', b int4) fails on INSERT
 * UNION with LIMIT fails
+* Unique index on base column not honored on inserts from inherited table
+  INSERT INTO inherit_table (unique_index_col) VALUES (dup) should fail
 
 VIEWS
 

src/include/config.h.in

@@ -34,6 +34,7 @@
  * Size of a disk block --- currently, this limits the size of a tuple.
  * You can set it bigger if you need bigger tuples.
  */
+/* currently must be <= 32k bjm */
 #define BLCKSZ	8192
 
 /*