This statement is used to delete the database (database) grammar:
DROPDATABASE[IFEXISTS] db_name [FORCE];
illustrate:
During the execution of DROP DATABASE, the deleted database can be recovered through the RECOVER statement. See the RECOVER statement for details
If you execute DROP DATABASE FORCE, the system will not check the database for unfinished transactions, the database will be deleted directly and cannot be recovered, this operation is generally not recommended