Michael Chirico created SPARK-31573:
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Summary: Use fixed=TRUE where possible for internal efficiency
Key: SPARK-31573
URL: https://issues.apache.org/jira/browse/SPARK-31573
Project: Spark
Issue Type: Documentation
Components: R
Affects Versions: 2.4.5
Reporter: Michael Chirico
gsub('_', '', x) is more efficient if we signal there's no regex: gsub('_', '',
x, fixed = TRUE)
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