Re: [Pytables-users] Tables with several billion rows.

2007-07-24 Thread Ivan Vilata i Balaguer
John Gill (el 2007-07-24 a les 17:25:25 +0100) va dir:: > [...] > For instance, createIndex() fails, as does ptrepack (this is with python > 2.5 on a 32 bit machine). > > How hard is it to fix the pytables code for these bits to work around > the limits? > [...] Hi John, I think the best way

Re: [Pytables-users] Tables with several billion rows.

2007-07-24 Thread John Gill
Thanks Ivan. The nrows tip is handy. Note that the problem is more widespread than just getting the length of a table. For instance, createIndex() fails, as does ptrepack (this is with python 2.5 on a 32 bit machine). How hard is it to fix the pytables code for these bits to work around the

Re: [Pytables-users] Tables with several billion rows.

2007-07-24 Thread Ivan Vilata i Balaguer
John Gill (el 2007-07-24 a les 12:02:53 +0100) va dir:: > There seem to be some issues with table with several billion rows. > > This is with both pytables 2.0 and pytables 1.4. > > In [2]: h = tables.openFile('data.hd5') > In [3]: len(h.root.events) > ---

[Pytables-users] Tables with several billion rows.

2007-07-24 Thread John Gill
There seem to be some issues with table with several billion rows. This is with both pytables 2.0 and pytables 1.4. In [2]: h = tables.openFile('data.hd5') In [3]: len(h.root.events) --- Traceback (most recent call l