Romain François created ARROW-3446: --------------------------------------
Summary: [R] integer type promotion
Key: ARROW-3446
URL: https://issues.apache.org/jira/browse/ARROW-3446
Project: Apache Arrow
Issue Type: New Feature
Reporter: Romain François
uint8, int16, uint16 -> int32
uint32 -> numeric
int64, uint64 -> ?
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