Looks like BigDecimal was passed to your call() method.
Can you modify your udf to see if using BigDecimal works ?
Cheers
On Wed, Jan 13, 2016 at 11:58 AM, raghukiran <raghuki...@gmail.com> wrote:
> While registering and using SQL UDFs, I am running into the following
> problem:
>
> UDF registered:
>
> ctx.udf().register("Test", new UDF1<Double, String>() {
> /**
> *
> */
> private static final long serialVersionUID =
> -8231917155671435931L;
>
> public String call(Double x) throws Exception {
> return "testing";
> }
> }, DataTypes.StringType);
>
> Usage:
> query = "SELECT Test(82.4)";
> result = sqlCtx.sql(query).first();
> System.out.println(result.toString());
>
> Problem: Class Cast exception thrown
> Caused by: java.lang.ClassCastException: java.math.BigDecimal cannot be
> cast
> to java.lang.Double
>
> This problem occurs with Spark v1.5.2 and 1.6.0.
>
>
>
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