Last updated on SEPTEMBER 11, 2015
Applies to:Big Data Appliance Integrated Software - Version 4.2.0 and later
On BDA V4.2/CDH 5.4.0 running an impala query with a where clause or other condition like:
has the following symptoms:
1. In the Impala Query Editor in Hue, "Unmanageable server error occurred: undefined" may be raised.
2. In the Impala Query Editor in Hue, the query may timeout.
3. Running the query directly in the Impala shell may appear to take forever to complete.
4. On Node 4 the node where the Impala daemon resides, /var/log/impalad/impalad.INFO contains hundreds of lines like below:
It is also observed that:
1. Running the same query without a where clause or other condition is successful.
2. Only queries on certain tables have these results. On other tables the same query is successful.
3. All such failing queries run successfully in beeline.
4. The table is imported weekly from an Oracle DB via Sqoop.
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