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Add Foreign Key to existing table
... steps:
ALTER TABLE users ADD grade_id SMALLINT UNSIGNED NOT NULL DEFAULT 0;
ALTER TABLE users ADD CONSTRAINT fk_grade_id FOREIGN KEY (grade_id) REFERENCES grades(id);
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....out.println(x);
}
}
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edited Aug 8 '18 at 0:51
lucasreta
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answered Oct 7 '08 at 18:1...
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