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https://issues.apache.org/jira/browse/BEAM-7711?focusedWorklogId=274372&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-274372
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ASF GitHub Bot logged work on BEAM-7711:
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Author: ASF GitHub Bot
Created on: 09/Jul/19 20:39
Start Date: 09/Jul/19 20:39
Worklog Time Spent: 10m
Work Description: amaliujia commented on pull request #8994: [BEAM-7711]
Add DATETIME as a logical type in BeamSQL
URL: https://github.com/apache/beam/pull/8994#discussion_r301783405
##########
File path:
sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/impl/utils/CalciteUtils.java
##########
@@ -154,6 +163,7 @@ public static boolean isStringType(FieldType fieldType) {
.put(TIME_WITH_LOCAL_TZ, SqlTypeName.TIME_WITH_LOCAL_TIME_ZONE)
.put(TIMESTAMP, SqlTypeName.TIMESTAMP)
.put(TIMESTAMP_WITH_LOCAL_TZ,
SqlTypeName.TIMESTAMP_WITH_LOCAL_TIME_ZONE)
+ .put(DATETIME, SqlTypeName.TIMESTAMP)
Review comment:
The challenging here is how to choose the SqlTypeName in Calcite for
DateTime. As there is not such SqlTypeName exist for DateTime, a workaround is
use `TIMESTAMP_WITH_LOCAL_TIME_ZONE` for DateTime.
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Issue Time Tracking
-------------------
Worklog Id: (was: 274372)
Time Spent: 10m
Remaining Estimate: 0h
> Support DATETIME as a logical type in BeamSQL
> ---------------------------------------------
>
> Key: BEAM-7711
> URL: https://issues.apache.org/jira/browse/BEAM-7711
> Project: Beam
> Issue Type: New Feature
> Components: dsl-sql
> Reporter: Rui Wang
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
> DATETIME as a type represents a year, month, day, hour, minute, second, and
> subsecond(millis)
> it ranges from 0001-01-01 00:00:00 to 9999-12-31 23:59:59.999.
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