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https://issues.apache.org/jira/browse/CALCITE-5266?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18110760#comment-18110760
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Mihai Budiu commented on CALCITE-5266:
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What does this mean:

> Checking on main at 1f94e23fa, the millisecond representation CALCITE-5919 
> points at is now the only place the precision goes

How can the precision go?

Can you try to make the above text normal English prose that a human can read?

> Increase precision of TIMESTAMP, INTERVAL types to microseconds, nanoseconds
> ----------------------------------------------------------------------------
>
>                 Key: CALCITE-5266
>                 URL: https://issues.apache.org/jira/browse/CALCITE-5266
>             Project: Calcite
>          Issue Type: Improvement
>          Components: core
>            Reporter: Dmitry Sysolyatin
>            Priority: Major
>
> TIMESTAMP, INTERVAL types can preserve only milliseconds, because internal 
> TIMESTAMP representation is Long. But it would be good to extend precision to 
> microseconds and nanoseconds.
> I suggest to use standard java.time classes for representing TIMESTAMP and 
> INTERVAL type internally:
>  # TIMESTAMP type can be represent like java.time.Instant
>  # INTERVAL type can be represent like java.time.Period + java.time.Duration
> What do you guys think ?



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