Answer Posted / g.arun
Dirty read - Changes made during a Transaction is 'visible'
to other parties
Non Repeatable Read -
if Transcation T1 reads a row and Transcation T2 changes
the same row,when T1 rereads and sees the changes made by
T2.Then this is Non - Repeatable Read
Phantom Read - If Transcation T1 retrieves a bunch of
rows.Transcation T2 inserts a row,T1 rereads the query and
if T1 see the additional row,it is a ghost row to T1 then
this is called as Phantom Read
| Is This Answer Correct ? | 10 Yes | 5 No |
Post New Answer View All Answers
What is used of static keyword in java?
Is string thread safe in java?
What is default exception handling in java?
I am unable to find or learn about print command. I have a graphical program in core java in applet but i want to give print command but i have coding for that so if anyone know about this plz mail me on avdhesh_chauhan007@yahoo.co.in
what is thread? : Java thread
What does pointer mean?
What is the best way to findout the time/memory consuming process?
Is map ordered in java?
What are 5 boolean operators?
What happens when main () method is declared as private?
What is the output of the below java program?
Is a char always 1 byte?
What is the meaning of variable in research?
Write a java program to check if a number is prime or not?
How to read and write image from a file ?