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https://issues.apache.org/jira/browse/FLINK-14696?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhenghua Gao updated FLINK-14696:
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Description:
Many built-in SQL functions and operators use long as internal representation
of Timestamp type and only support millisecond precision. This ticket will
check fix it and let them support nanosecond precision. The related SQL
functions and operators are:
* timestamp compare
* timestamp +/- interval
* extract function
* timestampadd/timestampdiff
* to_timestamp
* timestamp cast
was:Many built-in SQL functions and operators use long as internal
representation of Timestamp type and only support millisecond precision. This
ticket will check fix it and let them support nanosecond precision. The related
SQL functions and operators are: (To Be Confirmed)
> Support precision of TimestampType in built-in SQL functions and operators
> --------------------------------------------------------------------------
>
> Key: FLINK-14696
> URL: https://issues.apache.org/jira/browse/FLINK-14696
> Project: Flink
> Issue Type: Sub-task
> Components: Table SQL / Planner
> Reporter: Zhenghua Gao
> Priority: Major
>
> Many built-in SQL functions and operators use long as internal representation
> of Timestamp type and only support millisecond precision. This ticket will
> check fix it and let them support nanosecond precision. The related SQL
> functions and operators are:
> * timestamp compare
> * timestamp +/- interval
> * extract function
> * timestampadd/timestampdiff
> * to_timestamp
> * timestamp cast
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