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Ranch Hand
Posts: 43
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Hi all
I am using jpa.
i have a requirement like this
i have tables card,account,store, merchant,partner
i have to generate card and according corresponding account for that card.
when i generate 10000 card it takes 5 min (at a time )
when i generate 20000 card it takes 15 min (at a time )
when i generate 30000 card it takes 120min (at a time )
when i generate 40000 card it takes 10hr (at a time )
what may be the reaosn.

after persisting every 50 card i m doingg emp.flush, emp.clear


Thank
 
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Posts: 12617
IntelliJ IDE Ruby
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Impossible to say without knowing how you're doing it.
 
It is sorta covered in the JavaRanch Style Guide.
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