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Martin Thoma 2013-07-27 15:28:36 +02:00
parent 58786aaad4
commit 29d5c11e84
8 changed files with 143 additions and 39 deletions
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documents/musterloesung-db-aufgabe-d1/d3b.sql Normal file
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CREATE TABLE Kunden2Berater (
id INTEGER,
kunden_id INTEGER,
berater_id INTEGER,
PRIMARY KEY (id),
FOREIGN KEY (berater_id) REFERENCES Berater (berater_id),
FOREIGN KEY (kunden_id) REFERENCES Kunden (kunden_id)
);
ALTER TABLE Kunden
DROP COLUMN berater_id;