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INSERT INTO profiles (username,applicationname,isanonymous,lastactivitydate,lastupdateddate)
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SELECT users.username , users.applicationname, FALSE,
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users.lastactivitydate, now()
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FROM users LEFT OUTER JOIN profiles ON (users.username = profiles.username
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AND users.applicationname = profiles.applicationname)
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where profiles.username IS NULL;
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ALTER TABLE users
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ADD FOREIGN KEY (applicationname, username)
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REFERENCES profiles (applicationname, username) ON UPDATE CASCADE ON DELETE CASCADE;
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ALTER TABLE profiles
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DROP CONSTRAINT fk_profileusers;
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update profiles SET isanonymous = FALSE where isanonymous IS NULL;
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ALTER TABLE profiles
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ALTER COLUMN isanonymous SET DEFAULT TRUE;
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ALTER TABLE profiles
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ALTER COLUMN isanonymous SET NOT NULL;
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