Handling table column named default
Learn about the change to ensure that Hive is able to reference a table column that is named as 'default'.
Before upgrade to CDP 7.1.8
create table t1 (a int, `default` int) stored as orc TBLPROPERTIES ('transactional'='true'); insert into t1 values (1, 2), (10, 11); update t1 set a = `default`; select * from t1; Output: NULL NULL NULL NULL Expected output: 2 2 11 11
After upgrade to 7.1.8
HIVE-25969 fixes this issue and Hive is now able to reference table columns named 'default'.