Re: Significant performance problem using QuickSort on newer NVFS implementations?

2007-04-05 Thread sheardp
My app handles large databases, sometimes with as many as 32,000 records, and NVFS is a major headache for me. NVFS is not the only thing that affects performance. Another important factor is the memory speed. Some models, such as the Tungsten T, have relatively slow memory, and perform badly

Problem runnning WEME (J9) JVM simulator at Garnet 5.4 simulator

2007-04-05 Thread kons_kalogirou
Dear all, I have downloaded the WEME 5.7.1 simulator and the Garnet 5.4 simulator. I have followed the instructions described at README.txt file. To run the JVM on Palm OS Simulator, download the Palm OS Garnet Simulator for Palm OS Garnet 5.4, put the J9JavaVMMidp20.dll file into the folder

RE: Significant performance problem using QuickSort on newer NVFS implementations?

2007-04-05 Thread Lee Church
Two solutions to the speed issue: 1. Create and maintain separate index files as you have done 2. Use a binary search on the index file to locate the relevant record I started using this on tables of 20-30K rows on the original Palm units, so I know that this can work. Using that technique we