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What is an entity relationship model? The entity relationship model is a collection of basic objects known as entities and relationship between those objects. An
How can you map NULL values to other values while display? IF( ) , IFNULL( ) keywords are used to do so. They are 'LIMIT' is used for the following kinds of problems: 1) Ans
I have a small project that contains 3 deliverable s. I have done the first one and I would like you to help me with second one
find a name whose address is erode from student table
Query Processor The query language processor is responsible for taking query language statements or shifting them from the English-like syntax of the query language to a form
What Is Sql? Structured Query Language (SQL) is a standard query language. It is usually used with all relational databases for data manipulation and definition. All the re
The figure below depicts the conceptual diagram of a banking system. (a) Describe one example relevant to the system in figure, for each of the 4 types of enterprise appl
The definition of the classes and operation can often be adjusted to increase the amount of inheritance". Justify the above statement. Adjustment of Inheritance The def
What is meant by the degree of relationship set? The degree of relationship type is the number of participating entity types.
What do you mean by Correlated subquery? Subqueries, or nested queries, are used to bring back a set of rows to be used by the parent query. Depending on how the subquery is writ
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