TODO item done:

  * Change FIXED_CHAR_SEL to 0.20 from 0.04 to give better selectivity (Bruce)

diff --git a/doc/TODO b/doc/TODO
index ef2391f147553b6deea4f5dfa52f1cc927fe8b76..484c5c473c724546f5fa7216b9abb16f276942b9 100644 (file)
--- a/doc/TODO
+++ b/doc/TODO
@@ -46,10 +46,9 @@ PERMISSIONS
 * Allow usernames to be specified directly in pg_hba.conf (Bruce)
 * Add PGPASSWORDFILE environment variable or ~/.pgpass to store
   user/host/password combinations
-* Remove PGPASSWORD because is insecure on some OS's
+* Remove PGPASSWORD because it is insecure on some OS's
 * Make single-user local access permissions the default by limiting
   permissions on the socket file (Peter E)
-* Use thread-safe crypt() in libpq, if available
 * -Allow permissions for functions (Peter E)
 
 ADMIN
@@ -66,7 +65,7 @@ ADMIN
   flags unique
 * Allow logging of query durations
 * -Prevent SIGHUP and 'pg_ctl reload' from changing command line
-  specified parameters to postgresql.conf defaults
+  specified parameters to postgresql.conf defaults (Peter E)
 
 
 DATA TYPES

diff --git a/src/backend/utils/adt/selfuncs.c b/src/backend/utils/adt/selfuncs.c
index a6f9bf6b60d9ed6444c0e83f1440d564e3a54c90..f5fb2adf2ebf318765cbd46433e723fd009d27b1 100644 (file)
--- a/src/backend/utils/adt/selfuncs.c
+++ b/src/backend/utils/adt/selfuncs.c
@@ -15,7 +15,7 @@
  *
  *
  * IDENTIFICATION
- *       $Header: /cvsroot/pgsql/src/backend/utils/adt/selfuncs.c,v 1.105 2002/03/02 21:39:32 momjian Exp $
+ *       $Header: /cvsroot/pgsql/src/backend/utils/adt/selfuncs.c,v 1.106 2002/03/08 04:29:01 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -2964,7 +2964,7 @@ prefix_selectivity(Query *root, Var *var, char *prefix)
  * wildcards (such as % for LIKE or .* for regex) increase it.
  */
 
-#define FIXED_CHAR_SEL 0.04    /* about 1/25 */
+#define FIXED_CHAR_SEL 0.20    /* about 1/5 */
 #define CHAR_RANGE_SEL 0.25
 #define ANY_CHAR_SEL   0.9             /* not 1, since it won't match
                                                                 * end-of-string */