Explain different isolation levels?
Answers were Sorted based on User's Feedback
Answer / swapna
An isolation level determines the degree of isolation of
data between concurrent transactions. The default SQL
Server isolation level is Read Committed.
Here are the other isolation levels (in the ascending order
of isolation): Read Uncommitted, Read Committed, Repeatable
Read, Serializable
| Is This Answer Correct ? | 6 Yes | 1 No |
Answer / juliet
isolation is a property that defines how/when the changes
made by one operation become visible to other concurrent
operations
Different isolation levels are:
Repeatable Read
Read Stability
Cursor Stability
Un commited Read
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / pavan singh
there are 5types of isolation level
1.ecoas
2.read commited
3.read uncommited
4.repetable read
5.synchronized
| Is This Answer Correct ? | 1 Yes | 8 No |
Do you know what are acid properties of transaction?
What are the 2 types of classifications of constraints in the sql server?
Can the query output be sorted by multiple columns in ms sql server?
What are security principals used in sql server 2005?
What security features are available for stored procedure?
What is sql collation?
Explain the properties of subqueries in sql server?
Explain rdbms?
if we have a column (Key) in a table. and values of that column is Key 1 1 1 2 2 3 3 4 4 5 5 5 and we want to show the data after query..like.. 1(3) 2(3) 3(2) 4(2) 5(3) how many times a single term comes..
17 Answers 3i Infotech, Rolta, TCS,
What is xdr?
What is the difference between functions and stored procedures?
Is it important for a database administrator to understand the operating system and file access?
Oracle (3253)
SQL Server (4518)
MS Access (429)
MySQL (1402)
Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)
DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)
Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)
Database Management (1411)
Databases AllOther (288)