KueenLau

I construct a test which uses a vector containing struct. But the length of result is 0. When I change the input data to i32 vector, the length of result...

**Describe the bug** [ERROR] [Error] : Symbol 'type org.apache.log4j.AppenderSkeleton' is missing from the classpath. This symbol is required by 'class org.apache.spark.SparkFunSuite.LogAppender'. Make sure that type AppenderSkeleton is in your classpath...