[ https://issues.apache.org/jira/browse/CALCITE-5918 ]
Ran Tao deleted comment on CALCITE-5918:
----------------------------------
was (Author: lemonjing):
Remind: The map function of spark is different from calcite in two points. The
first point is that spark uses map(...), and the second point is that empty map
is allowed in spark, such as 'map()', however it will cause exception in
calcite.
> Add MAP function (enabled in Spark library)
> -------------------------------------------
>
> Key: CALCITE-5918
> URL: https://issues.apache.org/jira/browse/CALCITE-5918
> Project: Calcite
> Issue Type: New Feature
> Components: core
> Affects Versions: 1.35.0
> Reporter: Guillaume Massé
> Priority: Minor
>
> Apache Spark map constructor is different than the standard SQL:
> [https://spark.apache.org/docs/3.4.0/api/sql/index.html#map]
>
> {code:java}
> SELECT map(1.0, '2', 3.0, '4');
> // {1.0:"2",3.0:"4"} {code}
>
> related PR that can help implement this:
> https://github.com/apache/calcite/pull/3141
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