A slot is a specific space within a database table that contains one or more records. Unlike rows and columns, slots are not fixed in number or size. They can be added or removed as required. A slot can also be used as a partition, which groups data together according to certain criteria. For example, you can have a single-month slot that holds records from the last three months.
The term “slot” may also refer to:
When you are flying and the captain says, “We’ll be waiting for a slot,” it is frustrating. You’ve checked in on time, made it through security, waited to get on board, struggled with overhead lockers and settled back into your seat – and then nothing happens! Why? Because the aircraft is waiting for a slot. It’s a process called central flow management, which is meant to improve efficiency and reduce delays and fuel burn.