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提交 a11fe545 编写于 作者: B Bruce Momjian
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> * -Prevent to_char() on interval from returning meaningless values
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doc/TODO
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...@@ -2,7 +2,7 @@ ...@@ -2,7 +2,7 @@
PostgreSQL TODO List PostgreSQL TODO List
==================== ====================
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
Last updated: Tue Aug 9 16:24:23 EDT 2005 Last updated: Thu Aug 18 00:42:37 EDT 2005
The most recent version of this document can be viewed at The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html. http://www.postgresql.org/docs/faqs.TODO.html.
...@@ -268,7 +268,7 @@ Functions ...@@ -268,7 +268,7 @@ Functions
o to_char(INTERVAL '43 hours 20 minutes', 'WK:DD:HR:MI') => 0:1:19:20 o to_char(INTERVAL '43 hours 20 minutes', 'WK:DD:HR:MI') => 0:1:19:20
o to_char(INTERVAL '3 years 5 months','MM') => 41 o to_char(INTERVAL '3 years 5 months','MM') => 41
* Prevent to_char() on interval from returning meaningless values * -Prevent to_char() on interval from returning meaningless values
For example, to_char('1 month', 'mon') is meaningless. Basically, For example, to_char('1 month', 'mon') is meaningless. Basically,
most date-related parameters to to_char() are meaningless for most date-related parameters to to_char() are meaningless for
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doc/src/FAQ/TODO.html
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...@@ -8,7 +8,7 @@ ...@@ -8,7 +8,7 @@
<body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF"> <body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF">
<h1><a name="section_1">PostgreSQL TODO List</a></h1> <h1><a name="section_1">PostgreSQL TODO List</a></h1>
<p>Current maintainer: Bruce Momjian (<a href="mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/> <p>Current maintainer: Bruce Momjian (<a href="mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/>
Last updated: Tue Aug 9 16:24:23 EDT 2005 Last updated: Thu Aug 18 00:42:37 EDT 2005
</p> </p>
<p>The most recent version of this document can be viewed at<br/> <p>The most recent version of this document can be viewed at<br/>
<a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>. <a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>.
...@@ -252,7 +252,7 @@ first. ...@@ -252,7 +252,7 @@ first.
</li><li>to_char(INTERVAL '43 hours 20 minutes', 'WK:DD:HR:MI') =&gt; 0:1:19:20 </li><li>to_char(INTERVAL '43 hours 20 minutes', 'WK:DD:HR:MI') =&gt; 0:1:19:20
</li><li>to_char(INTERVAL '3 years 5 months','MM') =&gt; 41 </li><li>to_char(INTERVAL '3 years 5 months','MM') =&gt; 41
</li></ul> </li></ul>
</li><li>Prevent to_char() on interval from returning meaningless values </li><li>-<em>Prevent to_char() on interval from returning meaningless values</em>
<p> For example, to_char('1 month', 'mon') is meaningless. Basically, <p> For example, to_char('1 month', 'mon') is meaningless. Basically,
most date-related parameters to to_char() are meaningless for most date-related parameters to to_char() are meaningless for
intervals because interval is not anchored to a date. intervals because interval is not anchored to a date.
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