Sudheesh Katkam created CALCITE-2281:
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Summary: TIMESTAMPADD(MICROSECOND, ...) returns incorrect results
Key: CALCITE-2281
URL: https://issues.apache.org/jira/browse/CALCITE-2281
Project: Calcite
Issue Type: Bug
Components: core
Reporter: Sudheesh Katkam
Assignee: Julian Hyde
Add this test to {{SqlOperatorBaseTest#testTimestampAdd}} :
{code:java}
tester.checkScalar(
"timestampadd(MICROSECOND, 2, timestamp '2016-02-24 12:42:25.000000')",
"2016-02-24 12:42:25.000002",
"TIMESTAMP(6) NOT NULL");{code}
{{[SqlTimestampAddFunction|https://github.com/apache/calcite/blob/8327e674e7f0a768d124fa37fd75cda4b8a35bb6/core/src/main/java/org/apache/calcite/sql/fun/SqlTimestampAddFunction.java#L68]}}
has incorrect precision for MILLISECOND and MICROSECOND. Note that the parser
does not allow for MILLISECOND as a time unit.
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