Re: inserting 4800 records at a time

From: "Martin Gainty" <mgainty(at)hotmail(dot)com>
To: "Tom Brown" <brown(at)esteem(dot)com>, <pgsql-general(at)postgresql(dot)org>
Subject: Re: inserting 4800 records at a time
Date: 2007-03-28 23:59:58
Message-ID: BAY133-DAV7A7133F9B809E8629DFA6AE6D0@phx.gbl
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Good Evening Tom-

probably the one good reason to use Postgres is the ability to install PostGIS
http://postgis.refractions.net/docs/ch04.html#id2673328 supports these simple curve geometries
CompoundCurve
CurvePolygon
MultiCurve

Does this help ?
Martin--
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----- Original Message -----
From: "Tom Brown" <brown(at)esteem(dot)com>
To: <pgsql-general(at)postgresql(dot)org>
Sent: Wednesday, March 28, 2007 7:30 PM
Subject: [GENERAL] inserting 4800 records at a time

> Hi,
>
> We use an application that generates 4800 points for the graph of a waveform.
> We capture this data and display it to the user. Now we want to save all this
> information to a database. I have tried to create a record for each point,
> but insertion/retrieval is slow. I thought that maybe I could save one record
> per graph and save all the points as a large string, but there would be 148k
> characters in the string. Then I'm still not sure what the performance would
> be like. Would the use of BLOBs a better way to go here? Any ideas on what
> the best approach would be for us?
>
> Thanks,
> Tom
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
>

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