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Posted to issues@spark.apache.org by "Gengliang Wang (Jira)" <ji...@apache.org> on 2021/12/08 12:10:00 UTC

[jira] [Created] (SPARK-37584) New function: map_contains_key

Gengliang Wang created SPARK-37584:
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             Summary: New function: map_contains_key
                 Key: SPARK-37584
                 URL: https://issues.apache.org/jira/browse/SPARK-37584
             Project: Spark
          Issue Type: New Feature
          Components: SQL
    Affects Versions: 3.3.0
            Reporter: Gengliang Wang
            Assignee: Gengliang Wang


Add a new function map_contains_key, which returns true if the map contains the key

Examples:
> SELECT map_contains_key(map(1, 'a', 2, 'b'), 1);
true
> SELECT map_contains_key(map(1, 'a', 2, 'b'), 3);
false



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