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PL/SQL, Database Management System
Posted Date: 10/12/2012 2:19:04 PM | Location : United States
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Advantages of Observation Methods, Advantages of Observation Methods: ...
Advantages of Observation Methods: Bailey has pointed out four advantages of observation: 1. Superior in Data Collection on Non Verbal Behavior: When a person a opi
Two phase locking (2pl), Two Phase Locking (2PL) The two-phase locking ...
Two Phase Locking (2PL) The two-phase locking protocol having of two phases: Phase 1 : The lock acquisition phase : If a transaction T needs to read an object, it wants to
Describe the advantage of state chart diagram, Describe the advantage of St...
Describe the advantage of State chart Diagram A state chart represents a state machine, emphasizing flow of control from one state to other. A state machine is a behaviour whi
Lock, lock and types of lock
lock and types of lock
How can you map null values to other values while display, How can you map ...
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
Differentiate between a subquery and a join, Differentiate between a subque...
Differentiate between a subquery and a join If we need to acquire information from one or more tables after that either subquery or join can be used. If the columns which are t
Describe in brief about the sequence diagrams, Describe in brief about the ...
Describe in brief about the Sequence Diagrams Sequence diagrams are interaction diagrams which emphasize time ordering of messages. In UML, it is shown as a table which shows
Convert encrypted hsql database into csv format, Project Description: We...
Project Description: We have an encrypted HSQL Database which we want to change into csv format. HSQL DB . We have java application (jar file) which reads that database but n
Create a website for online sales of movies, Niles Video Inc. wants to crea...
Niles Video Inc. wants to create a website for online sales of movies (DVD and videotapes). People will be allowed to register as customers on the website and to update their store
What are the advantages of dbms, What are the advantages of DBMS ? 1. ...
What are the advantages of DBMS ? 1. Centralized Management and Control - One of the major advantages of using a database system is in which the organization could exert, thr
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