RE: Joining several tables
| От | Michael Davis |
|---|---|
| Тема | RE: Joining several tables |
| Дата | |
| Msg-id | 01C08462.886C1520.mdavis@sevainc.com обсуждение |
| Ответ на | Joining several tables (Stephan Richter <srichter@cbu.edu>) |
| Список | pgsql-sql |
1) Select t1.* from table_1 t1, table2 t2 where t1.column = t2.column; 2) Select t1.* from table_1 t1 join table2 t2 on t1.column = t2.column; -----Original Message----- From: Stephan Richter [SMTP:srichter@cbu.edu] Sent: Sunday, January 21, 2001 11:20 PM To: pgsql-sql@postgresql.org Subject: Joining several tables Hello, I have the following situation: I have an Address, PhoneNumber and Contact table all having a contactid in common, but sometimes the phone number does not exist. I want to join these three tables. How do I do that? I could not find the syntax for multiple tables... Regards, Stephan -- Stephan Richter CBU - Physics and Chemistry Student Web2k - Web Design/Development & Technical Project Management
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