From 3086f6e4f08635dcc395cf02dbd0552005cdf0f8 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Wed, 21 Dec 2005 16:02:24 +0000
Subject: [PATCH] Add additional example for interval multiplication.

Fix example for day and hours interval subtraction for new computation
method.

Update interval examples to display zero seconds, which is our default.

Backpatch to 8.1.X.
---
 doc/src/sgml/func.sgml | 38 ++++++++++++++++++++++----------------
 1 file changed, 22 insertions(+), 16 deletions(-)

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index 8e60ba63c8..914d6d64a3 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -1,5 +1,5 @@
 <!--
-$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.298 2005/12/11 10:54:27 neilc Exp $
+$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.299 2005/12/21 16:02:24 momjian Exp $
 PostgreSQL documentation
 -->
 
@@ -5120,37 +5120,37 @@ SELECT SUBSTRING('XY1234Z', 'Y*?([0-9]{1,3})');
        <row>
         <entry> <literal>+</literal> </entry>
         <entry><literal>date '2001-09-28' + interval '1 hour'</literal></entry>
-        <entry><literal>timestamp '2001-09-28 01:00'</literal></entry>
+        <entry><literal>timestamp '2001-09-28 01:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>+</literal> </entry>
         <entry><literal>date '2001-09-28' + time '03:00'</literal></entry>
-        <entry><literal>timestamp '2001-09-28 03:00'</literal></entry>
+        <entry><literal>timestamp '2001-09-28 03:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>+</literal> </entry>
         <entry><literal>interval '1 day' + interval '1 hour'</literal></entry>
-        <entry><literal>interval '1 day 01:00'</literal></entry>
+        <entry><literal>interval '1 day 01:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>+</literal> </entry>
         <entry><literal>timestamp '2001-09-28 01:00' + interval '23 hours'</literal></entry>
-        <entry><literal>timestamp '2001-09-29 00:00'</literal></entry>
+        <entry><literal>timestamp '2001-09-29 00:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>+</literal> </entry>
         <entry><literal>time '01:00' + interval '3 hours'</literal></entry>
-        <entry><literal>time '04:00'</literal></entry>
+        <entry><literal>time '04:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>-</literal> </entry>
         <entry><literal>- interval '23 hours'</literal></entry>
-        <entry><literal>interval '-23:00'</literal></entry>
+        <entry><literal>interval '-23:00:00'</literal></entry>
        </row>
 
        <row>
@@ -5168,49 +5168,55 @@ SELECT SUBSTRING('XY1234Z', 'Y*?([0-9]{1,3})');
        <row>
         <entry> <literal>-</literal> </entry>
         <entry><literal>date '2001-09-28' - interval '1 hour'</literal></entry>
-        <entry><literal>timestamp '2001-09-27 23:00'</literal></entry>
+        <entry><literal>timestamp '2001-09-27 23:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>-</literal> </entry>
         <entry><literal>time '05:00' - time '03:00'</literal></entry>
-        <entry><literal>interval '02:00'</literal></entry>
+        <entry><literal>interval '02:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>-</literal> </entry>
         <entry><literal>time '05:00' - interval '2 hours'</literal></entry>
-        <entry><literal>time '03:00'</literal></entry>
+        <entry><literal>time '03:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>-</literal> </entry>
         <entry><literal>timestamp '2001-09-28 23:00' - interval '23 hours'</literal></entry>
-        <entry><literal>timestamp '2001-09-28 00:00'</literal></entry>
+        <entry><literal>timestamp '2001-09-28 00:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>-</literal> </entry>
         <entry><literal>interval '1 day' - interval '1 hour'</literal></entry>
-        <entry><literal>interval '23:00'</literal></entry>
+        <entry><literal>interval '1 day -01:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>-</literal> </entry>
         <entry><literal>timestamp '2001-09-29 03:00' - timestamp '2001-09-27 12:00'</literal></entry>
-        <entry><literal>interval '1 day 15:00'</literal></entry>
+        <entry><literal>interval '1 day 15:00:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>*</literal> </entry>
-        <entry><literal>interval '1 hour' * double precision '3.5'</literal></entry>
-        <entry><literal>interval '03:30'</literal></entry>
+        <entry><literal>900 * interval '1 second'</literal></entry>
+        <entry><literal>interval '00:15:00'</literal></entry>
+       </row>
+
+       <row>
+        <entry> <literal>*</literal> </entry>
+        <entry><literal>double precision '3.5' * interval '1 hour'</literal></entry>
+        <entry><literal>interval '03:30:00'</literal></entry>
        </row>
 
        <row>
         <entry> <literal>/</literal> </entry>
         <entry><literal>interval '1 hour' / double precision '1.5'</literal></entry>
-        <entry><literal>interval '00:40'</literal></entry>
+        <entry><literal>interval '00:40:00'</literal></entry>
        </row>
       </tbody>
      </tgroup>