Win a copy of Java Mock Exams (software) this week in the Programmer Certification (OCPJP) forum!
  • Post Reply Bookmark Topic Watch Topic
  • New Topic

what is the different between Basic DataSource and pooled DataSource

 
Samanthi perera
Ranch Hand
Posts: 510
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
1) what is the different between Basic DataSource and pooled DataSource ?
2) I need to know what is the different between PooledConnection object and physical connection ?
 
Jeanne Boyarsky
author & internet detective
Sheriff
Posts: 35976
422
Eclipse IDE Java VI Editor
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
A pooled data source is a data source that keeps multiple connections in the pool. A basic datasource does not.
 
Samanthi perera
Ranch Hand
Posts: 510
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
what is the most expensive keeping pooled connection or making new connection ?
 
Jan Cumps
Bartender
Posts: 2618
14
C++ Linux Netbeans IDE
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
Samanthi perera wrote:what is the most expensive keeping pooled connection or making new connection ?

Expensive in what sense?
 
Samanthi perera
Ranch Hand
Posts: 510
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
i heard that making a new connection each time is expensive/
is it true?
 
Jan Cumps
Bartender
Posts: 2618
14
C++ Linux Netbeans IDE
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
It takes some time to make that connection, yes.
But I would like to understand what you mean with expensive.
 
Jeanne Boyarsky
author & internet detective
Sheriff
Posts: 35976
422
Eclipse IDE Java VI Editor
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
Samanthi perera wrote:i heard that making a new connection each time is expensive/
is it true?

Yes. Compared to not doing so.
  • Post Reply Bookmark Topic Watch Topic
  • New Topic
Boost this thread!