Relations produced from an E-R model will always be in

Related MCQs

• Relations produced from an E-R model will always be in:
•              is a special type of integrity constraint that relates two relations & maintains consistency across the relations.
• A relational database system needs to maintain data about the relations, such as the schema of the relations. This is called
• ………………… is a special type of integrity constraint that relates two relations & maintains consistency across the relations.
• ………………… is a special type of integrity constraint that relates two relations & maintains consistency across the relations.
• A relational database system needs to maintain data about the relations, such as the schema of the relations. This is called
• Department (dept name, building, budget) and Employee (employee_id, name, dept name, salary) Here the dept_name attribute appears in both the relations. Here using common attributes in relation schema is one way of relating ___________ relations.
• Department (dept name, building, budget) and Employee (employee_id , name, deptname,salary) Here the dept_name attribute appears in both the relations .Here using common attributes in relation schema is one way of relating ___________ relations.
• In the relational model, relationships between relations or tables are created by using:
• Which data model organizes the data in the form of tables and relations?