How to set jdbc connecton pool in weblogic10
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click on environments
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click on services
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  click on JDBC
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click on DataSources
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click on jdbcdatasource-0(that is user defined)
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click on connection pool
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enter values of intial capacity(that is no of db connections used for initially)
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enter value of max capacity(that is max db connections used by app server)
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  capacity increment is for db connections after reaching the initial connections then connections incrementation