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https://issues.apache.org/jira/browse/DRILL-3610?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16681760#comment-16681760
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ASF GitHub Bot commented on DRILL-3610:
---------------------------------------
vvysotskyi commented on a change in pull request #1528: DRILL-3610: Add
TIMESTAMPADD and TIMESTAMPDIFF functions
URL: https://github.com/apache/drill/pull/1528#discussion_r232337760
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/planner/sql/DrillConvertletTable.java
##########
@@ -61,13 +69,36 @@
}
};
+ // Custom convertlet to avoid rewriting TIMESTAMP_DIFF by Calcite.
Review comment:
Thanks, added.
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> TimestampAdd/Diff (SQL_TSI_) functions
> --------------------------------------
>
> Key: DRILL-3610
> URL: https://issues.apache.org/jira/browse/DRILL-3610
> Project: Apache Drill
> Issue Type: Improvement
> Components: Functions - Drill
> Reporter: Andries Engelbrecht
> Assignee: Volodymyr Vysotskyi
> Priority: Major
> Labels: doc-impacting
> Fix For: 1.15.0
>
>
> Add TimestampAdd and TimestampDiff (SQL_TSI) functions for year, quarter,
> month, week, day, hour, minute, second.
> Examples
> SELECT CAST(TIMESTAMPADD(SQL_TSI_QUARTER,1,Date('2013-03-31'), SQL_DATE) AS
> `column_quarter`
> FROM `table_in`
> HAVING (COUNT(1) > 0)
> SELECT `table_in`.`datetime` AS `column1`,
> `table`.`Key` AS `column_Key`,
> TIMESTAMPDIFF(SQL_TSI_MINUTE,to_timestamp('2004-07-04',
> 'yyyy-MM-dd'),`table_in`.`datetime`) AS `sum_datediff_minute`
> FROM `calcs`
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