https://community.cloudera.com/t5/Support-Questions/Impala-bug-with-nested-arrays-of-structures-where-some-of/m-p/81282#M12597 We generated minimal sample data allowing to reproduce the issue.<BR /><BR />SQL to create a table:<BR />CREATE TABLE plat_test.test_users (<BR />id INT,<BR />name STRING,<BR />devices ARRAY&lt;<BR />STRUCT&lt;<BR />id:STRING,<BR />device_info:STRUCT&lt;<BR />model:STRING<BR />&gt;<BR />&gt;<BR />&gt;<BR />)<BR />STORED AS PARQUET<BR /><BR />insert some records and download the file via HUE interface Fri, 19 Oct 2018 10:54:37 GMT Yurii 2018-10-19T10:54:37Z