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https://github.com/aaronpo97/the-biergarten-app.git
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40 lines
1.0 KiB
SQL
40 lines
1.0 KiB
SQL
CREATE TABLE UserFollow
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(
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UserFollowID UNIQUEIDENTIFIER
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CONSTRAINT DF_UserFollowID DEFAULT NEWID(),
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UserAccountID UNIQUEIDENTIFIER NOT NULL,
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FollowingID UNIQUEIDENTIFIER NOT NULL,
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CreatedAt DATETIME NOT NULL
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CONSTRAINT DF_UserFollow_CreatedAt DEFAULT GETDATE(),
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RowVersion ROWVERSION,
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CONSTRAINT PK_UserFollow
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PRIMARY KEY (UserFollowID),
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CONSTRAINT FK_UserFollow_UserAccount
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FOREIGN KEY (UserAccountID)
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REFERENCES UserAccount (UserAccountID)
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ON DELETE NO ACTION,
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CONSTRAINT FK_UserFollow_UserAccountFollowing
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FOREIGN KEY (FollowingID)
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REFERENCES UserAccount (UserAccountID)
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ON DELETE NO ACTION,
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CONSTRAINT CK_CannotFollowOwnAccount
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CHECK (UserAccountID != FollowingID
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)
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);
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CREATE
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NONCLUSTERED INDEX IX_UserFollow_UserAccount_FollowingID
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ON UserFollow(UserAccountID, FollowingID);
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CREATE
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NONCLUSTERED INDEX IX_UserFollow_FollowingID_UserAccount
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ON UserFollow(FollowingID, UserAccountID);
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