Jiaming Yuan f05a23b41c
Use weakref instead of id for DataIter cache. (#9445)
- Fix case where Python reuses id from freed objects.
- Small optimization to column matrix with QDM by using `realloc` instead of copying data.
2023-08-10 00:40:06 +08:00
..
2022-10-05 15:55:51 -08:00
2023-05-27 19:34:02 +08:00
2019-03-13 02:25:51 +08:00