Aman Omer created SPARK-30184:
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Summary: Implement a helper method for aliasing
Key: SPARK-30184
URL: https://issues.apache.org/jira/browse/SPARK-30184
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.0.0
Reporter: Aman Omer
In PR https://github.com/apache/spark/pull/26712 , we have introduced
expressionWithAlias function in FunctionRegistry.scala which forwards function
name submitted at runtime.
This Jira is to use expressionWithAlias for remaining functions for which alias
name can be used. Remaining functions are:
Average, First, Last, ApproximatePercentile, StddevSamp, VarianceSamp
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