arrow git commit: ARROW-540: [C++] Build fixes after ARROW-33, PARQUET-866

Repository: arrow Updated Branches: refs/heads/master 5439b7158 -> f268e927a ARROW-540: [C++] Build fixes after ARROW-33, PARQUET-866 Author: Wes McKinney Author: Wes McKinney Closes #325 from wesm/ARROW-540 and squashes the following commits: 9070baf [Wes McKinney] Change DCHECK_LT to DCH

arrow git commit: ARROW-535: [Python] Add type mapping for NPY_LONGLONG

Repository: arrow Updated Branches: refs/heads/master f268e927a -> 4c3481ea5 ARROW-535: [Python] Add type mapping for NPY_LONGLONG Based on https://github.com/wesm/feather/pull/107 Author: Uwe L. Korn Closes #323 from xhochy/ARROW-535 and squashes the following commits: 72221fa [Uwe L. Kor

arrow git commit: ARROW-531: Python: Document jemalloc, extend Pandas section, add Getting Involved

Repository: arrow Updated Branches: refs/heads/master 4c3481ea5 -> e97fbe640 ARROW-531: Python: Document jemalloc, extend Pandas section, add Getting Involved Author: Uwe L. Korn Closes #321 from xhochy/ARROW-531 and squashes the following commits: 55da9dc [Uwe L. Korn] ARROW-531: Python:

arrow git commit: ARROW-366 Java Dictionary Vector

Repository: arrow Updated Branches: refs/heads/master e97fbe640 -> c322cbf22 ARROW-366 Java Dictionary Vector I've added a dictionary type, and a partial implementation of a dictionary vector that just wraps an index vector and has a reference to a lookup vector. The spec seems to indicate t