xgboost/amalgamation
Jiaming Yuan 8dd96013f1
Split up column matrix initialization. (#8060)
* Split up column matrix initialization.

This PR splits the column matrix initialization into 2 steps, the first one initializes
the storage while the second one does the transpose. By doing so, we can reuse the code
for Quantile DMatrix.
2022-07-14 10:34:47 +08:00
..