Information générale
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Titre:
Passing Arbitrary Conditions to Parameterised Views
Whats the trick for creating a parameterised view with arbitrary filter conditions (held - eg - in a string variable called "qrycode") ?
I've tried
SELECT Contacts.*;
FROM ;
CONTACT!CONTACTS;
WHERE (?qrycode)
which crashes either with "function name missing" or "invalid sql clause"
and
WHERE EVALUATE(?qrycode)
which doesn't crash, but never finds any records, even when I set "qrycode" for known matches.
The idea is to allow users to create their own queries as parameterised views on whatever fields and conditions suit them at the time.
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