We can drop table or database by using drop keyword.syntax:the drop table statement is used to delete a table.drop table table_name;the drop database statement is used to delete a database.drop ...

Yes. Foreign keys can refer to another column in the same table. The top-level folder might need to be its own parent - I don't know if it'll let you have a NULL there. As long as the interface ...

In mysql, delete and truncate both are used for deleting data from table.deletedelete comes under dml (datamanipulation language). delete canbe used to delete a particular rowby using where clause.it ...