]> granicus.if.org Git - postgresql/commitdiff
Revert optimizer page count change.
authorBruce Momjian <bruce@momjian.us>
Tue, 28 Jan 2003 03:34:29 +0000 (03:34 +0000)
committerBruce Momjian <bruce@momjian.us>
Tue, 28 Jan 2003 03:34:29 +0000 (03:34 +0000)
doc/src/sgml/perform.sgml
src/backend/utils/misc/postgresql.conf.sample

index 2e42d020e420fe596ddcd7ad8c120e40863d7993..af7f855a50cdd569b84b7c6d97ebbfe4ca6c097b 100644 (file)
@@ -1,5 +1,5 @@
 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/perform.sgml,v 1.25 2003/01/27 22:40:56 momjian Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/perform.sgml,v 1.26 2003/01/28 03:34:29 momjian Exp $
 -->
 
  <chapter id="performance-tips">
@@ -109,8 +109,8 @@ regression=# EXPLAIN SELECT * FROM tenk1;
 SELECT * FROM pg_class WHERE relname = 'tenk1';
 </programlisting>
 
-    you will find out that <classname>tenk1</classname> has 333 disk
-    pages and 10000 rows.  So the cost is estimated at 333 page
+    you will find out that <classname>tenk1</classname> has 233 disk
+    pages and 10000 rows.  So the cost is estimated at 233 page
     reads, defined as costing 1.0 apiece, plus 10000 * <varname>cpu_tuple_cost</varname> which is
     currently 0.01 (try <command>SHOW cpu_tuple_cost</command>).
    </para>
index 2e7d63024b7f9305ba80b6cf1c5114cea8931c3c..4f4ef3f4554a612ed05302565cbfbc4ca47a7f5b 100644 (file)
                                #   panic
 #client_min_messages = notice  # Values, in order of decreasing detail:
                                #   debug5, debug4, debug3, debug2, debug1,
-                               #   log, info, notice, warning, error
+                               #   log, info, notice, warning, error, 
+                               #   panic(off)
 #silent_mode = false
 
 #log_connections = false