Query hive SQL error [40000] [42000]: COMPILE FAILED: Parse error: [Error 40000] line 1:8 cannot recogniz

created at 09-26-2021 views: 3

solution¶

Hive null value judgment: if it is null, take "", otherwise take its value:

select if(column_test is null, "", column_test) as column_alias from table_name;

sql

created at:09-26-2021

doporos

edited at: 09-26-2021: