[Zodb-checkins] SVN: ZODB/trunk/doc/guide/modules.tex Note that IF trees are new in 3.4.

[Tim Peters]

Log message for revision 28620:
  Note that IF trees are new in 3.4.
  

Changed:
  U   ZODB/trunk/doc/guide/modules.tex

-=-
Modified: ZODB/trunk/doc/guide/modules.tex
===================================================================
--- ZODB/trunk/doc/guide/modules.tex	2004-12-10 00:00:56 UTC (rev 28619)
+++ ZODB/trunk/doc/guide/modules.tex	2004-12-10 00:14:14 UTC (rev 28620)
@@ -61,9 +61,9 @@
 integers, which are faster and use less memory.  There
 are five modules that handle the different variants.  The first two
 letters of the module name specify the types of the keys and values in
-mappings -- O for any object, I for 32-bit signed integer, and F for
-32-bit C float.  For example, the \module{BTrees.IOBTree} module provides
-a mapping with integer keys and arbitrary objects as values.
+mappings -- O for any object, I for 32-bit signed integer, and (new in
+ZODB 3.4) F for 32-bit C float.  For example, the \module{BTrees.IOBTree}
+module provides a mapping with integer keys and arbitrary objects as values.
 
 The four data structures provide by each module are a BTree, a Bucket,
 a TreeSet, and a Set.  The BTree and Bucket types are mappings and
@@ -84,12 +84,13 @@
 is built out of multiple objects, which ZODB can load individually
 as needed.
 
-The four modules are named \module{OOBTree}, \module{IOBTree},
-\module{OIBTree}, \module{IIBTree}, and \module{IFBTree}.  The two letter
-prefixes are repeated in the data types names.  The \module{BTrees.OOBTree}
-module defines the following types: \class{OOBTree}, \class{OOBucket},
-\class{OOSet}, and \class{OOTreeSet}.  Similarly, the other four modules
-each define their own variants of those four types.
+The five modules are named \module{OOBTree}, \module{IOBTree},
+\module{OIBTree}, \module{IIBTree}, and (new in ZODB 3.4)
+\module{IFBTree}.  The two letter prefixes are repeated in the data types
+names.  The \module{BTrees.OOBTree} module defines the following types:
+\class{OOBTree}, \class{OOBucket}, \class{OOSet}, and \class{OOTreeSet}.
+Similarly, the other four modules each define their own variants of those
+four types.
 
 The \function{keys()}, \function{values()}, and \function{items()}
 methods on BTree and TreeSet types do not materialize a list with all