1. Add a column to store ownership notification settings:

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ALTER TABLE Users ADD COLUMN OwnershipNotify TINYINT(1) NOT NULL DEFAULT 1;
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2. Resize the LastLoginIPAddress column:

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ALTER TABLE Users MODIFY LastLoginIPAddress VARCHAR(45) NULL DEFAULT NULL;
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3. Add a new column to store repository information of official providers:

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ALTER TABLE OfficialProviders ADD COLUMN Repo VARCHAR(64) NOT NULL;
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4. Add a column to store users' homepages:

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ALTER TABLE Users ADD COLUMN Homepage TEXT NULL DEFAULT NULL;
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5. Resize LangPreference to fit Latin American Spanish language code:

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ALTER TABLE Users MODIFY LangPreference VARCHAR(6);
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