Add mention of full text indexing for word searches.

doc/FAQ

@@ -1,7 +1,7 @@
 
                 Frequently Asked Questions (FAQ) for PostgreSQL
                                        
-   Last updated: Tue Oct 9 16:07:30 EDT 2007
+   Last updated: Tue Oct 9 16:13:00 EDT 2007
    
    Current maintainer: Bruce Momjian (bruce@momjian.us)
    
@@ -600,12 +600,9 @@
      * The default C locale must be used during initdb because it is not
        possible to know the next-greatest character in a non-C locale.
        You can create a special text_pattern_ops index for such cases
-       that work only for LIKE indexing.
+       that work only for LIKE indexing. It is also possible to use full
+       text indexing for word searches.
        
-   In pre-8.0 releases, indexes often can not be used unless the data
-   types exactly match the index's column types. This was particularly
-   true of int2, int8, and numeric column indexes.
-   
   4.7) How do I see how the query optimizer is evaluating my query?
   
    See the EXPLAIN manual page.

doc/src/FAQ/FAQ.html

@@ -10,7 +10,7 @@
   alink="#0000ff">
     <H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1>
 
-    <P>Last updated: Tue Oct  9 16:07:30 EDT 2007</P>
+    <P>Last updated: Tue Oct  9 16:13:00 EDT 2007</P>
 
     <P>Current maintainer: Bruce Momjian (<A href=
     "mailto:bruce@momjian.us">bruce@momjian.us</A>)
@@ -784,14 +784,11 @@ table?</TD><TD>unlimited</TD></TR>
     <i>initdb</i> because it is not possible to know the next-greatest
     character in a non-C locale.  You can create a special
     <CODE>text_pattern_ops</CODE> index for such cases that work only
-    for <SMALL>LIKE</SMALL> indexing.
+    for <SMALL>LIKE</SMALL> indexing.  It is also possible to use
+    full text indexing for word searches.
     </LI>
     </UL>
 
-    <P>In pre-8.0 releases, indexes often can not be used unless the data
-    types exactly match the index's column types.  This was particularly
-    true of int2, int8, and numeric column indexes.</P>
-
     <H3 id="item4.7">4.7) How do I see how the query optimizer is
     evaluating my query?</H3>