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Section A: Use the following tables to create a database called College. Use SQL commands. Student stuid(primary) lastName firstName
What is foreign key? A relation schema r1 derived from an ER schema may contain among its attributes the primary key of another relation schema r2.this attribute is known as a
lock and types of lock
losers with new information systems
What is a data dictionary? Data Dictionary is a main source of data in a data management system. Its major function is to carry the creation and management of data definition
Which are the two ways in which entities can participate in a relationship? Total and partial are the two ways in which entities can participate in a relationship
Describe Database state in details? Database state: The actual data within the database at a particular moment in time is known as a database state.
what are the type of the database
WHAT IS DSS? WRITE ITS REQUIREMENTS.
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