Liang-Chi Hsieh created SPARK-5799:
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Summary: Compute aggregation function on specified numeric columns
Key: SPARK-5799
URL: https://issues.apache.org/jira/browse/SPARK-5799
Project: Spark
Issue Type: Improvement
Components: SQL
Reporter: Liang-Chi Hsieh
Priority: Minor
Compute aggregation function on specified numeric columns. For example:
val df = Seq(("a", 1, 0, "b"), ("b", 2, 4, "c"), ("a", 2, 3,
"d")).toDataFrame("key", "value1", "value2", "rest")
df.groupBy("key").min("value2")
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