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> > I have no idea if this in Oracle or not. But it's something I

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> > needed, and other people in the past asked about it too.
>
> It is in Oracle, but you aren't exactly on the spot.  It should be
>
> IYYY - 4 digits  ('2003')
> IYY  - 3 digits  ('003')
> IY   - 2 digits  ('03')
> I    - 1 digit   ('3')

Here is an updated patch that does that.

Kurt Roeckx
This commit is contained in:
Bruce Momjian
2003-12-25 03:36:24 +00:00
parent 03caf7649b
commit 1c757c49fa
6 changed files with 220 additions and 10 deletions
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18
doc/src/sgml/func.sgml
View File

@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.183 2003/12/18 03:59:07 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.184 2003/12/25 03:36:23 momjian Exp $
PostgreSQL documentation
-->
@ -3983,6 +3983,22 @@ substring('foobar' from 'o(.)b') <lineannotation>o</lineannotation>
<entry><literal>Y</literal></entry>
<entry>last digit of year</entry>
</row>
<row>
<entry><literal>IYYY</literal></entry>
<entry>ISO year (4 and more digits)</entry>
</row>
<row>
<entry><literal>IYY</literal></entry>
<entry>last 3 digits of ISO year</entry>
</row>
<row>
<entry><literal>IY</literal></entry>
<entry>last 2 digits of ISO year</entry>
</row>
<row>
<entry><literal>I</literal></entry>
<entry>last digits of ISO year</entry>
</row>
<row>
<entry><literal>BC</literal> or <literal>B.C.</literal> or
<literal>AD</literal> or <literal>A.D.</literal></entry>