ARROW-6310: [C++] IPC json should use strings for 64 bit ints #6623
+69
−37
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JS can't represent all 64 bit integers as numbers (which are doubles), so store them in the JSON IPC as strings instead.Closes #5267 from bkietz/6310-Write-64-bit-integers-as- and squashes the following commits:
09b6a94 de-nest IntegerColumn
8318e9e rewrite integration/integration_test.py to generate int64 cols as strings
121dee1 use std::to_string
a5cd719 ipc json should use strings for 64 bit ints
Authored-by: Benjamin Kietzman bengilgit@gmail.com
Signed-off-by: Wes McKinney wesm+git@apache.org