When multiple users attempt to modify data at the same time Ex user 1 is updating record at same time user2 deleted record sucessfully.now user1 has press update button . how to handle concurrency
4 9167once data is fetched into dataset connection gets closed. but in datareader connection is always maintained...then why datareader is fast and mainly recommended ?
2 4913how to create a quiz software using 4 options to answer and how to check with answers in the database and award marks....
Ford,
1 3680What is the difference between a Dataset and DataReader? Can dataReader hold data from multiple tables?
3 7966I loaded the dataset with a table of 10 records. One of the records is deleted from the backend, How do you check whether all the 10 records were present while updating the data(Which event and steps) and throw the exception.
2 7165i making a project using windows application c#, i want to show user name, password, and one button login. i wanna make it with sealed class .how its possible . when i clicked my login button all project should be open. pls cleare me.
1 5259
What does executequery return?
What is dataadapter in ado.net?
What does ado stand for in ado.net?
What is maximum pool size in ado.net connection string?
What is ado code?
How to store data in memory?
Why do we use sqldataadapter?
What are the parameters that control most of connection pooling behaviors?
What is microsoft ado?
What is ado full form?
What is executequery?
Explain which name space is used to get assembly details?
What are the key events of sqlconnection class?
What are the ado.net connection pooling parameters?
Describe ado.net object model in detail.