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Write short notes on relational constraints?
Relational Constraints are:1. NOT NULL2. Unique3. Primary key4. Foreign key5. Table check
Saving Derived Attributes to Avoid Re-computation Data that is derived from other data should be stored in the computed form to avoid re-computation. For this, we could define
What is inheritance? Inheritance is an object orientation concept that allows reusability of code / design. Basic sense of inheritance is that if one class is predefined than a
Describe integrity constraints? Integrity Constraints - A database is just as excellent as the information stored in it, and a DBMS must therefore help avoid the entry of inc
A B-tree of order how much children m has maximum ? m has maximum m mchildren in a B tree.
In this assignment, you will create a program that works with multiple tables. In this assignment, you will work with the factory and sales tables. 1. Create a new project nam
Describe the static hash file with buckets and chaining and show how insertion, deletion and modification of a record can be performed. In static hash file organization, the wo
State the Object Design for Processing The object design phase comes after analysis and system design phase. The object design phase includes implementation details like as i
i need help with creating database system for a library
What is average response time? The average response time is that the average time for a transaction to be done after it has been submitted.
Meaningful use refers to the use of certified EHR technology to "enhance quality, efficiency, and reduce health disparities
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