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From: Robert Klemme <shortcutter@googlemail.com>
Newsgroups: comp.lang.java.programmer
Subject: Re: Efficiency/Reliablility of Scaled Up JTable
Date: Mon, 29 Apr 2013 19:39:29 +0200
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On 04/29/2013 02:13 PM, clusardi2k@aol.com wrote:
> If I have a JTable with a lot of colors, and if the application
> deletes and then adds columns to it will the performance degrade if I
> go from a 30 X 30 table to a 1000 X 100 table, please explain.

I suggest to measure instead of speculate where the time is spent. 
There are even free tools to do that (e.g. -Xrunhprof and HP JMeter).

Cheers

	robert