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Auto incr number or GUID?
Message
From
28/10/2003 00:58:53
Dorin Vasilescu
ALL Trans Romania
Arad, Romania
 
 
To
27/10/2003 10:46:11
Cetin Basoz
Engineerica Inc.
Izmir, Turkey
General information
Forum:
Visual FoxPro
Category:
Databases,Tables, Views, Indexing and SQL syntax
Miscellaneous
Thread ID:
00842581
Message ID:
00843384
Views:
26
Hi,
Seek time is not something to worry about, is about the same.
I choosed the other way because I have three things, the PK, the timestamp of record creation (in sys(2015) and the workstation id, all in one column.


>>Hi Cetin
>>After 100000 inserts
>>
>>The index size is 2,994,176 bytes
>>
>>After Reindex is 2,161,152 bytes
>>
>>I think that is because are random generated.
>>From what I've read about B-tree indexes, this can be the cause.
>>
>>
>>
>Hi Dorin,
>I got a higher value (near 4Mb) but I don't think index size would be my main cause to choose or not to choose it. I wondered seek times. I never tried it myself thinking GUID's unicity is more valuable to me than the nanoseconds gained per seek.
>Cetin
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