Discover
Questions library
Collections library
Find online teacher
login
Discover
questions library
Find online teacher
login
Popular searches:
if-else
class-diagram
flowchart
Polymorphism
Home
Questions
Questions
Study lists
Mohamad Eskandarane Questions
11022 Questions
Constraint checking can be disabled in existing _______________ and _____________ constraints so that any data you modify or add to the table is not checked against the constraint
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
5460
Isolation of the transactions is ensured by
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
5525
SNAPSHOT is used for (DBA)
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
5567
Which of the following is not a property of transactions
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
5592
What would be the outcome of the below query?
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
804
Evaluate the following SQL statements in the given order
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
772
A non-correlated subquery can be defined as ______
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
664
Which statement is true regarding external tables
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
798
In which scenario would you use the ROLLUP operator for expression or columns within a GROUP BY clause?
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
803
EMPDET is an external table containing the columns EMPNO and ENAME. Which command would work in relation to the EMPDET table?
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
727
__________ are used to ensure that transactions access each data item in order of the transactions’ ____ if their accesses conflict
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
1127
A concurrency-control policy such as this one leads to ______ performance, since it forces transactions to wait for preceding transactions to finish before they can start
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
674
In concurrency control policy the the lock is obtained on
Database
2022-07-19
Answers
30
Question
40
Followers
30
0
1
732
Total:
11022
1
2
3
Next
Go
