In Object Explorer, expand the table that contains the primary key and then expand Keys. Right-click the key and select Delete. In Object Explorer, right-click the table with the primary key, and ...

A database consists of one or more tables. A table is identified by its name. A table is made up of columns and rows. Columns contain the column name and data type. Rows contain the records or data ...

I'm working on a web app, and it part of it, there is a very simple database-driven file/document manager. As a file manager, there is the possibility of sub-folders. So in the DB, I have the ...