melin created SPARK-39499:
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Summary: Substring function support pattern expression
Key: SPARK-39499
URL: https://issues.apache.org/jira/browse/SPARK-39499
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.4.0
Environment: h3. SUBSTRING({_}string_expression{_} varchar, _pattern_
varchar) → varchar
* string_expression: Base expression to extract substring from.
* pattern: The offset from which the substring starts.
*Examples*
{{SELECT SUBSTRING('dremio user 123', '[0-9]+')}}
{{{}{}}}{{{}-- 123{}}}
Reporter: melin
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