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Oracle & Distributed Databases
1. Differentiate between PL/SQL functions and procedures.
2. Draw the diagram of logical structure of oracle database and explain it in brief.
3. Discuss the objectives of Query Processing.
4. Explain the steps involved in recovery of distributed transactions.
5. Create a PL/SQL program to insert data into student table and display the details of the student having Reg.No 1010.
6. Create a PL/SQL program to generate first 10 natural numbers using loop, while and for.
Define Thomas write rule Thomas' write rule: The Thomas' write rule is a modification of timestamp-ordering protocol for concurrency control. Assume that transaction T i issue
Mention the various user privileges All privileges directly granted to the user or role. All privileges granted to roles that have been granted to the user or role.
What is Foreign Key Foreign Key: Sometimes we may have to work with an attribute that does not have a primary key of its own. To recognize its rows, we have to use the primar
Explain concurrency control? Concurrency control Oracles multiversion concurrency control varies from the concurrency mechanism used by some other data base vendors. Read
What are the two integrity rules? Ans: The two integrity rules are: Entity Integrity Rule & Referential Integrity Rule. Entity Integrity Rule - If the attribute A of rel
Express the properties of Strings? Strings can be case sensitive (or not) which can change the outcome of string operations. You can evaluate whole strings \ just part
Three way to handle missing field val
You are managing the following database system: • DBMS: Oracle 11g • OS: Sun Solaris • System architecture: Web-based application using ASP.Net • Purpose of Server: HR manage
State the functional approach of object oriented methods Moving from a functional approach to an object oriented one needs a translation of functional model elements into objec
How to use Oracle
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