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What is transaction?
Collections of operations that form a single logical unit of work are known as transactions.
write a short note on participation role? Participation role: roles are indicating in E-R diagram by labelling the lines that connect diamonds to rectangles.
to develop elrctronic database from manual forms
explain cascading rollback
What is the difference between SQL Server 2000 complete and differential backups? A complete backup makes a copy of the whole database. A differential backup creates a copy of
The database will enable college administrators the ability to track students initial major. This will help college officials decide how best to prepare students for their goals an
How does the two phase protocol ensure serializability in database schedules? Ans: A transaction is termed to follow the two-phase locking protocol if all locking operations
1 - Serial RS232 comm port comunication 2 - NanoHTTPD serving a few processed pages 3 - System tray application to indicate status and access configuration forms 4 - SQLit
DISADVANTAGES OF RDBMS
Having clause This clause is used for producing conditions on grouped information. Example: Find maximum salary and department number of those departments where maxim
Describe multi key files
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