how many entries i can store in hash table.

That is determined by the size of your entries and the amount of memory in your computer.

what is the performance if i store the more than 50 thousand records

That is largely determined by the speed of the processor in your computer.

For a data set of that size, you should probably be thinking about a database.

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In reply to Re: perl hashes by davorg
in thread perl hashes by Anonymous Monk

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