Wednesday 15 April 2015

hadoop - Hive exception with custom SerDe -



hadoop - Hive exception with custom SerDe -

i'm trying utilize hive custom serde , storagehandler classes. when seek run hive query using new serde, next exception no other details.

failed: execution error, homecoming code 1 org.apache.hadoop.hive.ql.exec.ddltask. java.lang.runtimeexception: java.lang.reflect.invocationtargetexception

i tried logging info within storagehandler , seems created serde initialize function wasn't called.

is there obvious reason exception or easy way debug ?

thanks

my bad, looked @ logs produced in hive cli , didn't check /tmp/$user/hive.log , problem missing class in built jar.

hadoop mapreduce hive hql

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