The weight field is not nullable.
Looks like your source table had null value for this field.
On Wed, Apr 20, 2016 at 4:11 PM, Charles Nnamdi Akalugwu <
cprenzb...@gmail.com> wrote:
> Hi,
>
> I am using spark 1.4.1 and trying to copy all rows from a table in one
> MySQL Database to a Amazon RDS table using spark SQL.
>
> Some columns in the source table are defined as DECIMAL type and are
> nullable. Others are not. When I run my spark job,
>
> val writeData = sqlContext.read.format("jdbc").option("url",
>>> sourceUrl).option("driver", "com.mysql.jdbc.Driver").option("dbtable",
>>> table).option("user", sourceUsername).option("password",
>>> sourcePassword).load()
>>
>>
>>
>>
>>
>> writeData.write.format("com.databricks.spark.redshift").option("url",
>>> String.format(targetUrl, targetUsername, targetPassword)).option("dbtable",
>>> table).option("tempdir", redshiftTempDir+table).mode("append").save()
>>
>>
> it fails with the following exception
>
> Can't translate null value for field
>> StructField(weight,DecimalType(5,2),false)
>
>
> Any insights about this exception would be very helpful.
>
