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From: Dave Cramer <pg@fastcrypt.com>
Date: Wed, 20 Aug 2014 07:57:56 -0400
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Subject: Re: [DOCS] JDBC documentation - issue report
To: Craig Ringer <craig@2ndquadrant.com>
Cc: Josh Berkus <josh@agliodbs.com>,
 Christopher Barham <cbarham@digitalriver.com>,
 "pgsql-docs@postgresql.org" <pgsql-docs@postgresql.org>,
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Ya, this really is an innocuous issue

Dave Cramer

dave.cramer(at)credativ(dot)ca
http://www.credativ.ca


On 20 August 2014 00:27, Craig Ringer <craig@2ndquadrant.com> wrote:

> On 08/19/2014 01:12 AM, Josh Berkus wrote:
> > Forwarding this to pgsql-jdbc mailing list.
> >
> > On 08/18/2014 06:18 AM, Christopher Barham wrote:
> >> Hi,
> >>
> >>
> >>
> >> Just spotted a possible issue in the Documentation around loading the
> >> JDBC driver.  This page documents how:
> >> http://jdbc.postgresql.org/documentation/93/load.html
> >>
> >> However, as of JDK6/JDBC 4.0, it should not be necessary to use the
> >>
> >> Class.forName("org.postgresql.Driver");
> >>
> >> method to load the JDBC driver as they are automatically loaded  =E2=
=80=93 see
> >> Javadoc here
> >>
> >> http://docs.oracle.com/javase/8/docs/api/java/sql/DriverManager.html
>
> That's valid, but minor, really; the Class.forName(...) call is harmless.
>
> Given how badly confused users seem to be about JDBC3 vs JDBC4 etc, I'm
> reluctant to remove this until Java SE 5 is dead and gone and PgJDBC
> drops JDBC4 support. Sometime around 2030 at the rate adoption of newer
> releases is going.
>
> A note to say that explicit loading is ineffective if using a JDBC4
> driver and on Java 1.6 or newer would be reasonable.
>
> --
>  Craig Ringer                   http://www.2ndQuadrant.com/
>  PostgreSQL Development, 24x7 Support, Training & Services
>
>
> --
> Sent via pgsql-jdbc mailing list (pgsql-jdbc@postgresql.org)
> To make changes to your subscription:
> http://www.postgresql.org/mailpref/pgsql-jdbc
>

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<div dir=3D"ltr">Ya, this really is an innocuous issue=C2=A0</div><div clas=
s=3D"gmail_extra"><br clear=3D"all"><div>Dave Cramer<br><br>dave.cramer(at)=
credativ(dot)ca<br><a href=3D"http://www.credativ.ca" target=3D"_blank">htt=
p://www.credativ.ca</a><br>

</div>
<br><br><div class=3D"gmail_quote">On 20 August 2014 00:27, Craig Ringer <s=
pan dir=3D"ltr">&lt;<a href=3D"mailto:craig@2ndquadrant.com" target=3D"_bla=
nk">craig@2ndquadrant.com</a>&gt;</span> wrote:<br><blockquote class=3D"gma=
il_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-lef=
t:1ex">

<div class=3D"">On 08/19/2014 01:12 AM, Josh Berkus wrote:<br>
&gt; Forwarding this to pgsql-jdbc mailing list.<br>
&gt;<br>
&gt; On 08/18/2014 06:18 AM, Christopher Barham wrote:<br>
&gt;&gt; Hi,<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; Just spotted a possible issue in the Documentation around loading =
the<br>
&gt;&gt; JDBC driver.=C2=A0 This page documents how:<br>
&gt;&gt; <a href=3D"http://jdbc.postgresql.org/documentation/93/load.html" =
target=3D"_blank">http://jdbc.postgresql.org/documentation/93/load.html</a>=
<br>
&gt;&gt;<br>
&gt;&gt; However, as of JDK6/JDBC 4.0, it should not be necessary to use th=
e<br>
&gt;&gt;<br>
&gt;&gt; Class.forName(&quot;org.postgresql.Driver&quot;);<br>
&gt;&gt;<br>
&gt;&gt; method to load the JDBC driver as they are automatically loaded=C2=
=A0 =E2=80=93 see<br>
&gt;&gt; Javadoc here<br>
&gt;&gt;<br>
&gt;&gt; <a href=3D"http://docs.oracle.com/javase/8/docs/api/java/sql/Drive=
rManager.html" target=3D"_blank">http://docs.oracle.com/javase/8/docs/api/j=
ava/sql/DriverManager.html</a><br>
<br>
</div>That&#39;s valid, but minor, really; the Class.forName(...) call is h=
armless.<br>
<br>
Given how badly confused users seem to be about JDBC3 vs JDBC4 etc, I&#39;m=
<br>
reluctant to remove this until Java SE 5 is dead and gone and PgJDBC<br>
drops JDBC4 support. Sometime around 2030 at the rate adoption of newer<br>
releases is going.<br>
<br>
A note to say that explicit loading is ineffective if using a JDBC4<br>
driver and on Java 1.6 or newer would be reasonable.<br>
<span class=3D"HOEnZb"><font color=3D"#888888"><br>
--<br>
=C2=A0Craig Ringer=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0<a href=3D"http://www.2ndQuadrant.com/" target=3D"_blank">http=
://www.2ndQuadrant.com/</a><br>
=C2=A0PostgreSQL Development, 24x7 Support, Training &amp; Services<br>
</font></span><div class=3D"HOEnZb"><div class=3D"h5"><br>
<br>
--<br>
Sent via pgsql-jdbc mailing list (<a href=3D"mailto:pgsql-jdbc@postgresql.o=
rg">pgsql-jdbc@postgresql.org</a>)<br>
To make changes to your subscription:<br>
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</div></div></blockquote></div><br></div>

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