Re: Creating related tables
От | Kevin Crenshaw |
---|---|
Тема | Re: Creating related tables |
Дата | |
Msg-id | 20051019132349.066F7DA29D@svr1.postgresql.org обсуждение исходный текст |
Ответ на | Creating related tables (Ângelo Marcos Rigo <angelo_rigo@yahoo.com.br>) |
Список | pgsql-novice |
Try: CREATE TABLE owners ( Ownerid SERIAL PRIMARY KEY, Ownername TEXT ); CREATE TABLE motorcycles( Mid SERIAL PRIMARY KEY, Mname TEXT, Ownerid INTEGER REFERENCES owners(ownerid) ON DELETE CASCADE ); HTH, Kevin -----Original Message----- From: pgsql-novice-owner@postgresql.org [mailto:pgsql-novice-owner@postgresql.org] On Behalf Of Ângelo Marcos Rigo Sent: Wednesday, October 19, 2005 8:34 AM To: pgsql-novice@postgresql.org Subject: [NOVICE] Creating related tables Hi I need to create 1:N related tables . eg.: table A and a table B. - table B will have motorcicles - table A will have motorcicles owners If a owner is deleted from the table A i need to delete all the motorcicles with the deleted owner id in the B table. What is the sintax in postgesql todo this ? Ângelo Marcos Rigo AMR Informática (51) 3348 0870 Rua Pe. Alois Kades 400/210 Porto Alegre /RS/Brasil http://amr.freezope.org angelo_rigo@yahoo.com.br _______________________________________________________ Promoção Yahoo! Acesso Grátis: a cada hora navegada você acumula cupons e concorre a mais de 500 prêmios! Participe! http://yahoo.fbiz.com.br/ ---------------------------(end of broadcast)--------------------------- TIP 2: Don't 'kill -9' the postmaster
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