Hi, Do you have more complete tracebacks?
Missatge de Charles Givre <cgi...@apache.org> del dia dt., 11 de febr. 2020 a les 2:54: > Hello Everyone! > I recently joined a project that has a Hive/Impala installation and we are > experience a significant number of query failures. We are using an older > version of Hive, and unfortunately there's nothing iI can do about that, > but I'm wondering is how I can make Hive do better with queries to give our > users a better experience. > > For example, I can execute a basic SELECT * query or SELECT <fields> query > without issues. > > However, if I attempt to: > 1. Add filters > 2. Do a SELECT DISTINCT > 3. Perform basic aggregation > > I get errors like this: Execution Error, return code 1 from > org.apache.hadoop.hive.ql.exec.mr.MapRedTask. > > Could someone point me to some good guides for querying Hive and/or > assisting my engineers in preventing these errors? > Thanks, > > -- ---------------------------------- Pau Tallada Crespí Dep. d'Astrofísica i Cosmologia Port d'Informació Científica (PIC) Tel: +34 93 170 2729 ----------------------------------