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https://issues.apache.org/jira/browse/IGNITE-15109?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17408084#comment-17408084
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Aleksey Plekhanov commented on IGNITE-15109:
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[~zstan], can you please have a look?
> Calcite engine. TIMESTAMPDIFF for MICROSECOND unit doesn't work
> ---------------------------------------------------------------
>
> Key: IGNITE-15109
> URL: https://issues.apache.org/jira/browse/IGNITE-15109
> Project: Ignite
> Issue Type: Bug
> Components: sql
> Reporter: Yury Gerzhedovich
> Assignee: Aleksey Plekhanov
> Priority: Major
> Labels: calcite2-required, calcite3-required
> Time Spent: 10m
> Remaining Estimate: 0h
>
> The function TIMESTAMPDIFF for MICROSECOND unit return incorrect results for
> many cases. As the example below returns 0.
> {code:sql}
> SELECT TIMESTAMPDIFF(MICROSECOND, TIMESTAMP '2022-02-01 10:30:28.000',
> TIMESTAMP '2022-02-01 10:30:28.128'){code}
> see src/test/sql/function/timestamp/test_timestampdiff.test_ignore
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