Plateforme Level Extreme
Abonnement
Profil corporatif
Produits & Services
Support
Légal
English
SELECT SQL Help
Message
 
 
À
05/09/2001 11:04:15
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Titre:
Divers
Thread ID:
00552524
Message ID:
00552537
Vues:
13
SELECT t1.projectid, ;
      t2o.oecname AS OwnName, ;
      t2e.oecname AS EngName, ;
      t2c.oecname AS ConName, ;
  FROM table1 t1 ;
   JOIN table2 t2o ON t1.owner = t2o.oecid ;
   JOIN table2 t2e ON t1.engineer = t2e.oecid ;
   JOIN table2 t2c ON t1.contractor = t2c.oecid 
>I have two tables as follows:
>
>Table 1 has two fields, oecid and oecname. For example,
>
>MCOR1985..... 3M Corporation
>ABBL1991..... ABB Lummus
>BLAC2130..... Black & Veatch
>
>Table 2 has a multiple number of fields of which I am concerned with the following four: projectid, owner, engineer, and contractor. The owner, engineer, and contractor fields contain an 'oecid'.
>
>I want to be able to pull out the projectids whose owner,engineer or contractor 'oecid' matches an 'oecid' form Table 1. In addition, I would like to convert the 'oecid' in each of the owner, engineer, contractor fields to the corresponding 'oecname'.
>
>I hope this makes sense! Any suggestions would be greatly appreciated.
>
>Thanks in advance for your help,
>Russell Clendenon
--sb--
Précédent
Suivant
Répondre
Fil
Voir

Click here to load this message in the networking platform