Refer to a table using dot notation

Hive 3.1 changes to table references using dot notation might require changes to your Hive scripts.

Hive 3.1 in CDP includes SQL compatibility (Hive-16907), which rejects `db.table` in SQL queries. The dot (.) is not allowed in table names. To reference the database and table in a table name, enclosed both in backticks as follows:
`db`.`table`