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Drop Database Statement:-
Drop Database is a statement that drops all the tables and deletes the database. Its syntax is as follows:
DROP DATABASE StatementDROP (DATABASE|SCHEMA) [IF EXISTS] database_name
The following queries are used to drop a database. Let us assume that the database name is userdb.
hive> DROP DATABASE IF EXISTS userdb;
The following query drops the database using CASCADE. It means dropping respective tables before dropping the database.
hive> DROP DATABASE IF EXISTS userdb CASCADE;
The following query drops the database using SCHEMA.
hive> DROP SCHEMA userdb;
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