Michael Chirico created SPARK-31578:
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Summary: Internal checkSchemaInArrow is inefficient
Key: SPARK-31578
URL: https://issues.apache.org/jira/browse/SPARK-31578
Project: Spark
Issue Type: Documentation
Components: R
Affects Versions: 2.4.5
Reporter: Michael Chirico
Current implementation is doubly inefficient:
Repeatedly doing the same (95%) sapply loop
Doing scalar == on a vector (== should be done over the whole vector for
efficiency)
See existing PR:
https://github.com/apache/spark/pull/28372
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