what are different types of locks?

Answers were Sorted based on User's Feedback



what are different types of locks?..

Answer / raj

There is two types of lock .
share and exclusive.

Is This Answer Correct ?    4 Yes 1 No

what are different types of locks?..

Answer / bibhuti bhusan patra

implicit locks & explicit locks
implicit locks are maintained by oracle internally.
&explicit locks are performed by user manualy.

Is This Answer Correct ?    1 Yes 0 No

what are different types of locks?..

Answer / shanmugavelu

row level and table level locks,
dont try share update lock its failure in table lelvel ..

Is This Answer Correct ?    1 Yes 1 No

what are different types of locks?..

Answer / pratap dixit

Pessimistic and Optimistic lock
Pessimistic- at the time of reading , locking the row
Optimistic- at time of updating , locking the row.

Is This Answer Correct ?    0 Yes 0 No

what are different types of locks?..

Answer / a.brahmam

mainly two types of locks
1.Row Level Locks
2.Table Level Locks

Table Level Locks Are Two Types
-------------------------------------------------
1.Share Lock
2.Exclusive Lock

Is This Answer Correct ?    0 Yes 0 No

what are different types of locks?..

Answer / yogesh babu

I think it is the read & write locks

Is This Answer Correct ?    1 Yes 4 No

Post New Answer

More Oracle General Interview Questions

How to define a procedure inside another procedure?

0 Answers  


How to add a new column to an existing table with a default value?

0 Answers  


How do I spool to a csv formatted file using sqlplus?

0 Answers  


hai, when to use char and varchar2....?

2 Answers  


how do u setup a replication site?

0 Answers  






22. Display the order number, number of lines in the order, total number of items and total value for all orders that have a total value greater than $100

0 Answers   Wipro,


Give SQL Query to find the number words in a sentence ? ex: 'ram charan singh' then ans:3

3 Answers  


What is archive log in Oracle?

0 Answers   MCN Solutions,


How to convert characters to times in oracle?

0 Answers  


what are the diffeenes between oracle 9i,oracle 10g

2 Answers  


What is the difference between $oracle_base and $oracle_home?

0 Answers  


How index is implemented in oracle database?

0 Answers  


Categories
  • Oracle General Interview Questions Oracle General (1789)
  • Oracle DBA (Database Administration) Interview Questions Oracle DBA (Database Administration) (261)
  • Oracle Call Interface (OCI) Interview Questions Oracle Call Interface (OCI) (10)
  • Oracle Architecture Interview Questions Oracle Architecture (90)
  • Oracle Security Interview Questions Oracle Security (38)
  • Oracle Forms Reports Interview Questions Oracle Forms Reports (510)
  • Oracle Data Integrator (ODI) Interview Questions Oracle Data Integrator (ODI) (120)
  • Oracle ETL Interview Questions Oracle ETL (15)
  • Oracle RAC Interview Questions Oracle RAC (93)
  • Oracle D2K Interview Questions Oracle D2K (72)
  • Oracle AllOther Interview Questions Oracle AllOther (241)