[IMPALA-5137] Support Kudu UNIXTIME_MICROS as Impala TIMESTAMP

• Type: New Feature
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: Impala 2.8.0
• Fix Version/s: Impala 2.9.0
• Component/s: Backend
• Labels: kudu timestamp
• Target Version: Impala 2.9.0
• Epic Color: ghx-label-3
• Assignee: Matthew Jacobs
• Reporter: Matthew Jacobs
• Created: 29/Mar/17 02:11
• Updated: 22/Nov/17 13:51
• Resolved: 18/May/17 17:15

Description

Impala aims to support TIMESTAMP for Kudu tables. Because Impala’s TIMESTAMP type is a 96-bit type with nanosecond precision and Kudu’s timestamp is a 64-bit microsecond delta from the Unix epoch (called UNIXTIME_MICROS), a conversion will be necessary.