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Differance between procedural and non procedural DML?
Procedural and non procedural DML Procedural DML exactly what data is require and how to obtain those data. Non procedural DML specify what data is required without specifying how to obtain those data.
What is the full form of ODBC ? ODBC stands for Open Database Connectivity.
How to Insert data in your table from another table? insert into e.g, To insert tuples from employee into N_emp created above, use following statement Insert into N_emp
Show a centralised schema to support the operation of the system you have chosen, including in particular: the product catalogue; the outlets and respective stocks; customer record
It is mandatory that for every table in the LDB hierarchy there should exist one GET statement in the report. False. It is not essential.
Design a gennalization and specialization hierarchy for an automobile sales company
Analyzing Association Traversal Till now, we have supposed that associations are bi-directional. But in the case of traversal, it is in only one direction in any application,
Explain the difference between optimistic locking and pessimistic locking. Optimistic locking supposes no transaction conflict will occur and deals with the consequences if it
Give the levels of data abstraction? There are three levels of Data Abstraction a) Physical level b) logical level c) view level
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
Difference between LEFT OUTER JOIN and RIGHT OUTER JOIN In left outer join tuples from the left-hand-side relation which do not match any tuple in the right-hand-side relation
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