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Cannot ADD COLUMN to a cursor
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À
05/10/2005 11:59:23
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Versions des environnements
Visual FoxPro:
VFP 9
Divers
Thread ID:
01056104
Message ID:
01056497
Vues:
105
Hi James,

It's documented in VFP9 help for the ALTER TABLE command but not as clearly as I would like it to be:

ALTER TABLE might not produce consistent results when used with Visual FoxPro cursors created by the CREATE CURSOR command. In particular, you can create a Visual FoxPro cursor with features, such as long field names, that are normally available only with tables that are part of a database container. ALTER TABLE saves a temporary copy of the cursor, so the rules that apply to free tables also apply, and any features requiring database support are lost or changed in an unpredictable manner. Therefore, you should generally avoid using ALTER TABLE with Visual FoxPro cursors unless you have tested and understood the outcome.


>
>Your knowledge never ceases to amaze me.
>This was right on the money. Thank you again!
>
--sb--
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