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santharubban
Contributor II

autonumberhash128 vs autonumber

Hi all,

Can anybody explain what the advantage is of using the expression 'autonumberhash128 versus the 'classic' autonumber?

5 Replies
Not applicable

Re: autonumberhash128 vs autonumber

This is a very good thread on the subject

autonumberhash128 VS autonumber

santharubban
Contributor II

Re: autonumberhash128 vs autonumber

i read the thread, but i still need more about it?

Not applicable

Re: autonumberhash128 vs autonumber

Autonumber creates 1,2,3,4,5,6,7,8 etc Autonumberhash aims to create a unique hashed record i.e a primary key unfortunately it does not create a perfect key

Re: autonumberhash128 vs autonumber

From Help


Autonumber

Returns a unique integer value for each distinct evaluated value of expression encountered during the script execution.

Autonumberhash128

Calculates a 128-bit hash of the combined input expression values and the returns a unique integer value for each distinct hash value encountered during the script execution.

santharubban
Contributor II

Re: autonumberhash128 vs autonumber

Thanks for reply..

you mean to say Autonumberhash will not give a unique key all the time.

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