When I run tests in DataFrameSuite with codegen on, some type mismatched error
occured.
test("average")
{ checkAnswer( decimalData.agg(avg('a)), Row(new java.math.BigDecimal(2.0))) }
type mismatch;
found : Int(0)
required: org.apache.spark.sql.types.DecimalType#JvmType
JIRA: https://issues.apache.org/jira/browse/SPARK-6899
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A.M.Chan
