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Home>IT Tests>Questions>Add a unique constraint on the email column while creating the users table in PostgreSQL.

Question from the PostgreSQL test

Add a unique constraint on the email column while creating the users table in PostgreSQL.

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Consider the SQL statement below for creating a table with a constraint in PostgreSQL. Which option correctly adds a unique constraint on the email column while creating the users table?

CREATE TABLE users (
    id SERIAL PRIMARY KEY,
    name VARCHAR(100),
    email VARCHAR(255)
);
Author: abdelghaniStatus: PublishedQuestion passed 166 times
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