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Write ELLPACK pages to disk (#4879)

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* add ellpack source
* add batch param
* extract function to parse cache info
* construct ellpack info separately
* push batch to ellpack page
* write ellpack page.
* make sparse page source reusable
This commit is contained in:
Rong Ou
2019-10-22 20:44:32 -07:00
committed by Jiaming Yuan
parent 310fe60b35
commit 5b1715d97c
25 changed files with 935 additions and 408 deletions
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amalgamation/xgboost-all0.cc
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@@ -40,7 +40,6 @@
#if DMLC_ENABLE_STD_THREAD
#include "../src/data/sparse_page_dmatrix.cc"
#include "../src/data/sparse_page_writer.cc"
#endif
// tress