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https://issues.apache.org/jira/browse/SPARK-26552?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-26552:
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Assignee: (was: Apache Spark)
> Extract a map from a string identified by java regex
> ----------------------------------------------------
>
> Key: SPARK-26552
> URL: https://issues.apache.org/jira/browse/SPARK-26552
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 2.5.0
> Reporter: wenshangmin
> Priority: Minor
>
> New function regexp_to_map should convert a column of string with a regex to
> a map column with group names as keys and group values as values.
> Based on that, we can use it like a table. One common use is to analysis the
> log file.
> {code}
> def regexp_to_map(e: Column, exp: String): Column
> {code}
>
> Here is an example of usage:
> {code:sql}
> select temp.col1 from
> select regexp_to_map("100-200", "(?<col1>\\d+)-(?<col2>\\d+)") as temp;
> {code}
> {code:java}
> 100{code}
>
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