[ https://issues.apache.org/jira/browse/HIVE-21216?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Marta Kuczora updated HIVE-21216: --------------------------------- Fix Version/s: 4.0.0 Resolution: Fixed Status: Resolved (was: Patch Available) > Write Parquet INT64 timestamp > ----------------------------- > > Key: HIVE-21216 > URL: https://issues.apache.org/jira/browse/HIVE-21216 > Project: Hive > Issue Type: New Feature > Components: Hive > Reporter: Karen Coppage > Assignee: Karen Coppage > Priority: Major > Labels: breaking_change > Fix For: 4.0.0 > > Attachments: HIVE-21216.1.patch, HIVE-21216.2.patch, > HIVE-21216.3.patch, HIVE-21216.4.patch > > > This patch enables Hive to start writing int64 timestamps in Parquet. > With Parquet version 1.11, a new timestamp LogicalType with base INT64 and > the following metadata is introduced: > boolean isAdjustedToUtc: marks whether the timestamp is converted to UTC > (aka Instant semantics) or not (LocalDateTime semantics) > enum TimeUnit (NANOS, MICROS, MILLIS): granularity of timestamp > The timestamp will have LocalDateTime semantics (not converted to UTC). > Timestamps outside of range 1677-09-21 00:12:43.145224192 – 2262-04-11 > 23:47:16.854775807 cannot be written in nanos and will be recorded as NULL. > Time unit (granularity) will be determined by the user. Default is > milliseconds. -- This message was sent by Atlassian Jira (v8.3.4#803005)