i am user who logined the application..after that another
valid user will also logind..so that is it neccessary to
create jdbc connection for each and every user...plz explain
it with proper answer...plz help me
Answers were Sorted based on User's Feedback
Answer / srikanth
yes u have to create new connection if previous connection
is closed otherwise use exixting connection
Is This Answer Correct ? | 13 Yes | 0 No |
Answer / karthik
No need to create any connection again..k..But inorder to interact with database we need jdbc-odbc connection.
So what will u do here is by using BEAN concept, we can create only one connection programming. After that automatically its call that program only by using constructor concept.
FinalLy what i am saying is that, here the bean used as RE-USABILITY..By use this concept we can login as many as possible..k..
Is This Answer Correct ? | 1 Yes | 0 No |
Answer / nikitha
no need to create the connection because JDBC driver will automatically connects when u logined with ur name and password if it is stored in database it will displays the information
Is This Answer Correct ? | 0 Yes | 0 No |
Answer / guest
suppose we have to take one ex yahoo mail so many numbers
create their user name&password thats details go to datebase
server,db server responsublity is to stoer &retrive data
after complete u r yahooamil,while again if r login mail u
have to write username&password thats login goes to
dbserver if itchecks for details that datacorrect dbs aceept
thats gives thats guy information
Is This Answer Correct ? | 0 Yes | 2 No |
Is jdbc database independent?
What is jdbc and its types?
What is the use of dialect?
How can you make a connection?
Why do we need jdbc api?
how we can remove hard code in java?
What does it mean to "materialize" data?
What are the three parts of a jdbc url?
Statement, PrepareStatement and Callable all these are interfaces. Thought it is a interface how come we are creating objects and calling methods("preparestatement()") in it. In which class this method is defined. Please let me know. Thanks in advance. example: PreparedStatement pre = con.prepareStatement( "UPDATE COFFEES SET SALES = ? WHERE COF_NAME LIKE ?");
Why “no suitable driver” error occurs?
What is in terms of jdbc a datasource?
Differentiate between type_scroll_insensitive and type_scroll_sensitive.