Hi,

I've got some difficulties parsing "large" xml files (> 100MB).
A plain SAX parser, as provided by hexpat, is fine. However, constructing a tree consumes too much memory on a 32bit machine.

see http://trac.informatik.uni-bremen.de:8080/hets/ticket/1248

I suspect that sharing strings when constructing trees might greatly reduce memory requirements. What are suitable libraries for string pools?

Before trying to implement something myself, I'ld like to ask who else has tried to process large xml files (and met similar memory problems)?

I have not yet investigated xml-conduit and hxt for our purpose. (These look scary.)

In fact, I've basically used the content trees from "The (simple) xml package" and switching to another tree type is no fun, in particular if this gains not much.

Thanks Christian
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