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Delete duplicate records
Message
De
27/11/2006 17:01:51
Metin Emre
Ozcom Bilgisayar Ltd.
Istanbul, Turquie
 
 
À
27/11/2006 11:30:50
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Divers
Thread ID:
01172620
Message ID:
01172769
Vues:
20
Yes, but even you have one record it will found that record? :)

>No, this just seeks the first one and deletes that. The flag gets you out of loop. And he doesn't want del all dupes -just 1 out of 3 (but it assumes there are always 3, as I said)
>
>>Don't you delete all records with that? He needed two records each key.
>>
>>>Metin
>>>
>>>Wouldn't it be best to set the order to the index Tariq had?
>>>
>>>Then (assuming always 3 of each or just 1), something like:
>>>
>>>

>>>SCAN
>>> llFound = .F.
>>> lnRecNo = RECNO()
>>> xdate = date
>>> xvoucher = voucher
>>> xtype = type
>>> xSeekKey = DTOC( date) + str( voucher) + Type && NOTE not ALLTRIM( Type) when used in key.
>>> Do while llFound
>>> If INDEXSEEK( xSeekKey, .T., "ThisTable", "TariqsIndex")
>>> Delete
>>> llFound = .T.
>>> Goto lnRecNo && Don't even think this necessary
>>> Endif
>>> EndDO
>>>EndSCAN
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