TG: sql_for_qa/810

SQL для тестировщика

Какая опция CREATE TABLE позволяет указать, что значения в столбце всегда будут уникальными и не null, автоматически создавая при этом индекс? (Oracle)

Anonymous Quiz

a) PRIMARY KEY

b) FOREIGN KEY

c) CHECK

d) DEFAULT

e) NOT NULL

f) UNIQUE INDEX

365 answered

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Create: 2025-06-10
Last Update: 2025-07-01 08:12:10

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