Re: [ZODB-Dev] who knows how many items in a btrees can save?

2009-06-27 Thread Lennart Regebro
2009/6/25 Jim Fulton j...@zope.com: Right, no limit. Of course, 2**32 and 2**64 are pretty big number to to begin with. Nah, filling up a LxTree would just take a couple of billion terabytes (if the objects are reasonably small). Easypeasy. :) BTrees rule, btw, I like when I can use them

Re: [ZODB-Dev] who knows how many items in a btrees can save?

2009-06-25 Thread Jim Fulton
On Jun 25, 2009, at 9:29 AM, 无姓无名 wrote: in zodb3.8 a IXBtree support 64bit int key, I-BTrees use 32-bit *signed* keys. L-BTrees use 64-bit signed keys. it is means the max number is 2**64. actually (2**31)-1 (I-) or (2**63)-1 (L-) and a IXBtree can hold 2**64 items max. 2**32 (I-) or