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Q) Explain about preparing the connection string?



A)
->connection string is nothing  but database servers’s URL.
Ex:








->this is for second party database server wander.
->Here localhost means, the java program and database server running at one mission only. If they are 2 in different the localhost is not.

 

->First party. I.e. sun driver.
->this is user defines data source name.

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