the-biergarten-app/DataLayer/scripts/schema/schema.sql

-- ----------------------------------------------------------------------------
-- ----------------------------------------------------------------------------

-- USE master;

-- IF EXISTS (SELECT name
-- FROM sys.databases
-- WHERE name = N'Biergarten')
-- BEGIN
--     ALTER DATABASE Biergarten SET SINGLE_USER WITH ROLLBACK IMMEDIATE;
-- END

-- DROP DATABASE IF EXISTS Biergarten;

-- CREATE DATABASE Biergarten;


-- ----------------------------------------------------------------------------
-- ----------------------------------------------------------------------------

CREATE TABLE dbo.UserAccount
(
    UserAccountID UNIQUEIDENTIFIER
        CONSTRAINT DF_UserAccountID	DEFAULT NEWID(),

    Username VARCHAR(64) NOT NULL,

    FirstName NVARCHAR(128) NOT NULL,

    LastName NVARCHAR(128) NOT NULL,

    Email VARCHAR(128) NOT NULL,

    CreatedAt DATETIME NOT NULL
        CONSTRAINT DF_UserAccount_CreatedAt DEFAULT GETDATE(),

    UpdatedAt DATETIME,

    DateOfBirth DATETIME NOT NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_UserAccount 
        PRIMARY KEY (UserAccountID),

    CONSTRAINT AK_Username
        UNIQUE (Username),

    CONSTRAINT AK_Email
        UNIQUE (Email)

);

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CREATE TABLE Photo -- All photos must be linked to a user account, you cannot delete a user account if they have uploaded photos
(
    PhotoID UNIQUEIDENTIFIER
        CONSTRAINT DF_PhotoID DEFAULT NEWID(),

    Hyperlink NVARCHAR(256),
    -- storage is handled via filesystem or cloud service

    UploadedByID UNIQUEIDENTIFIER NOT NULL,

    UploadedAt DATETIME NOT NULL
        CONSTRAINT DF_Photo_UploadedAt DEFAULT GETDATE(),

    Timer ROWVERSION,

    CONSTRAINT PK_Photo
        PRIMARY KEY (PhotoID),

    CONSTRAINT FK_Photo_UploadedBy
        FOREIGN KEY (UploadedByID)
        REFERENCES UserAccount(UserAccountID)
        ON DELETE NO ACTION
);

CREATE NONCLUSTERED INDEX IX_Photo_UploadedByID
    ON Photo(UploadedByID);

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CREATE TABLE UserAvatar -- delete avatar photo when user account is deleted
(
    UserAvatarID UNIQUEIDENTIFIER
        CONSTRAINT DF_UserAvatarID DEFAULT NEWID(),

    UserAccountID UNIQUEIDENTIFIER NOT NULL,

    PhotoID UNIQUEIDENTIFIER NOT NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_UserAvatar PRIMARY KEY (UserAvatarID),

    CONSTRAINT FK_UserAvatar_UserAccount
        FOREIGN KEY (UserAccountID)
        REFERENCES UserAccount(UserAccountID)
        ON DELETE CASCADE,

    CONSTRAINT FK_UserAvatar_PhotoID
        FOREIGN KEY (PhotoID)
        REFERENCES Photo(PhotoID),

    CONSTRAINT AK_UserAvatar_UserAccountID
        UNIQUE (UserAccountID)
)

CREATE NONCLUSTERED INDEX IX_UserAvatar_UserAccount
    ON UserAvatar(UserAccountID);

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CREATE TABLE UserVerification -- delete verification data when user account is deleted
(
    UserVerificationID UNIQUEIDENTIFIER
        CONSTRAINT DF_UserVerificationID DEFAULT NEWID(),

    UserAccountID UNIQUEIDENTIFIER NOT NULL,

    VerificationDateTime DATETIME NOT NULL
        CONSTRAINT DF_VerificationDateTime 
        DEFAULT GETDATE(),

    Timer ROWVERSION,

    CONSTRAINT PK_UserVerification 
        PRIMARY KEY (UserVerificationID),

    CONSTRAINT FK_UserVerification_UserAccount 
        FOREIGN KEY (UserAccountID) 
        REFERENCES UserAccount(UserAccountID)
        ON DELETE CASCADE,

    CONSTRAINT AK_UserVerification_UserAccountID
        UNIQUE (UserAccountID)
);

CREATE NONCLUSTERED INDEX IX_UserVerification_UserAccount
    ON UserVerification(UserAccountID);

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CREATE TABLE UserCredential -- delete credentials when user account is deleted
(
    UserCredentialID UNIQUEIDENTIFIER
        CONSTRAINT DF_UserCredentialID DEFAULT NEWID(),

    UserAccountID UNIQUEIDENTIFIER NOT NULL,

    CreatedAt DATETIME
        CONSTRAINT DF_UserCredential_CreatedAt DEFAULT GETDATE() NOT NULL,

    Expiry DATETIME
        CONSTRAINT DF_UserCredential_Expiry DEFAULT DATEADD(DAY, 90, GETDATE()) NOT NULL,

    Hash NVARCHAR(MAX) NOT NULL,
    -- uses argon2

    Timer ROWVERSION,

    CONSTRAINT PK_UserCredential
        PRIMARY KEY (UserCredentialID),

    CONSTRAINT FK_UserCredential_UserAccount
        FOREIGN KEY (UserAccountID)
        REFERENCES UserAccount(UserAccountID)
        ON DELETE CASCADE,

    CONSTRAINT AK_UserCredential_UserAccountID
        UNIQUE (UserAccountID)
);

CREATE NONCLUSTERED INDEX IX_UserCredential_UserAccount
    ON UserCredential(UserAccountID);

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CREATE TABLE UserFollow
(
    UserFollowID UNIQUEIDENTIFIER
        CONSTRAINT DF_UserFollowID DEFAULT NEWID(),

    UserAccountID UNIQUEIDENTIFIER NOT NULL,

    FollowingID UNIQUEIDENTIFIER NOT NULL,

    CreatedAt DATETIME
        CONSTRAINT DF_UserFollow_CreatedAt DEFAULT GETDATE() NOT NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_UserFollow
        PRIMARY KEY (UserFollowID),

    CONSTRAINT FK_UserFollow_UserAccount
        FOREIGN KEY (UserAccountID) 
        REFERENCES UserAccount(UserAccountID),

    CONSTRAINT FK_UserFollow_UserAccountFollowing
        FOREIGN KEY (FollowingID)
        REFERENCES UserAccount(UserAccountID),

    CONSTRAINT CK_CannotFollowOwnAccount
        CHECK (UserAccountID != FollowingID)
);

CREATE NONCLUSTERED INDEX IX_UserFollow_UserAccount_FollowingID 
    ON UserFollow(UserAccountID, FollowingID);

CREATE NONCLUSTERED INDEX IX_UserFollow_FollowingID_UserAccount
    ON UserFollow(FollowingID, UserAccountID);


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CREATE TABLE Country
(
    CountryID UNIQUEIDENTIFIER
        CONSTRAINT DF_CountryID DEFAULT NEWID(),

    CountryName NVARCHAR(100) NOT NULL,

    ISO3616_1 CHAR(2) NOT NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_Country
        PRIMARY KEY (CountryID),

    CONSTRAINT AK_Country_ISO3616_1
       UNIQUE (ISO3616_1)
);

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CREATE TABLE StateProvince
(
    StateProvinceID UNIQUEIDENTIFIER
        CONSTRAINT DF_StateProvinceID DEFAULT NEWID(),

    StateProvinceName NVARCHAR(100) NOT NULL,

    ISO3616_2 CHAR(6) NOT NULL,
    -- eg 'US-CA' for California, 'CA-ON' for Ontario

    CountryID UNIQUEIDENTIFIER NOT NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_StateProvince
        PRIMARY KEY (StateProvinceID),

    CONSTRAINT AK_StateProvince_ISO3616_2
        UNIQUE (ISO3616_2),

    CONSTRAINT FK_StateProvince_Country
        FOREIGN KEY (CountryID)
        REFERENCES Country(CountryID)
);

CREATE NONCLUSTERED INDEX IX_StateProvince_Country
    ON StateProvince(CountryID);

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CREATE TABLE City
(
    CityID UNIQUEIDENTIFIER
        CONSTRAINT DF_CityID DEFAULT NEWID(),

    CityName NVARCHAR(100) NOT NULL,

    StateProvinceID UNIQUEIDENTIFIER NOT NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_City
        PRIMARY KEY (CityID),

    CONSTRAINT FK_City_StateProvince
        FOREIGN KEY (StateProvinceID)
        REFERENCES StateProvince(StateProvinceID)
);

CREATE NONCLUSTERED INDEX IX_City_StateProvince
    ON City(StateProvinceID);


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CREATE TABLE BreweryPost -- A user cannot be deleted if they have a post
(
    BreweryPostID UNIQUEIDENTIFIER
        CONSTRAINT DF_BreweryPostID DEFAULT NEWID(),

    PostedByID UNIQUEIDENTIFIER NOT NULL,

    Description NVARCHAR(512) NOT NULL,

    CreatedAt DATETIME NOT NULL
        CONSTRAINT DF_BreweryPost_CreatedAt DEFAULT GETDATE(),

    UpdatedAt DATETIME NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_BreweryPost 
        PRIMARY KEY (BreweryPostID),

    CONSTRAINT FK_BreweryPost_UserAccount
        FOREIGN KEY (PostedByID)
        REFERENCES UserAccount(UserAccountID)
        ON DELETE NO ACTION,

)

CREATE NONCLUSTERED INDEX IX_BreweryPost_PostedByID
    ON BreweryPost(PostedByID);

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CREATE TABLE BreweryPostLocation (
    BreweryPostLocationID UNIQUEIDENTIFIER
        CONSTRAINT DF_BreweryPostLocationID DEFAULT NEWID(),

    BreweryPostID UNIQUEIDENTIFIER NOT NULL,

    AddressLine1 NVARCHAR(256) NOT NULL,

    AddressLine2 NVARCHAR(256),

    PostalCode NVARCHAR(20) NOT NULL,

    CityID UNIQUEIDENTIFIER NOT NULL,

    Coordinates GEOGRAPHY NOT NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_BreweryPostLocation
        PRIMARY KEY (BreweryPostLocationID),

    CONSTRAINT AK_BreweryPostLocation_BreweryPostID
        UNIQUE (BreweryPostID),

    CONSTRAINT FK_BreweryPostLocation_BreweryPost
        FOREIGN KEY (BreweryPostID)
        REFERENCES BreweryPost(BreweryPostID)
        ON DELETE CASCADE
);

CREATE NONCLUSTERED INDEX IX_BreweryPostLocation_BreweryPost
    ON BreweryPostLocation(BreweryPostID);

CREATE NONCLUSTERED INDEX IX_BreweryPostLocation_City
    ON BreweryPostLocation(CityID);

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CREATE TABLE BreweryPostPhoto -- All photos linked to a post are deleted if the post is deleted
(
    BreweryPostPhotoID UNIQUEIDENTIFIER
        CONSTRAINT DF_BreweryPostPhotoID DEFAULT NEWID(),

    BreweryPostID UNIQUEIDENTIFIER NOT NULL,

    PhotoID UNIQUEIDENTIFIER NOT NULL,

    LinkedAt DATETIME NOT NULL
        CONSTRAINT DF_BreweryPostPhoto_LinkedAt DEFAULT GETDATE(),

    Timer ROWVERSION,

    CONSTRAINT PK_BreweryPostPhoto
        PRIMARY KEY (BreweryPostPhotoID),

    CONSTRAINT FK_BreweryPostPhoto_BreweryPost
        FOREIGN KEY (BreweryPostID)
        REFERENCES BreweryPost(BreweryPostID)
        ON DELETE CASCADE,

    CONSTRAINT FK_BreweryPostPhoto_Photo
        FOREIGN KEY (PhotoID)
        REFERENCES Photo(PhotoID)
        ON DELETE CASCADE
);

CREATE NONCLUSTERED INDEX IX_BreweryPostPhoto_Photo_BreweryPost
ON BreweryPostPhoto(PhotoID, BreweryPostID);

CREATE NONCLUSTERED INDEX IX_BreweryPostPhoto_BreweryPost_Photo
ON BreweryPostPhoto(BreweryPostID, PhotoID);

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CREATE TABLE BeerStyle
(
    BeerStyleID UNIQUEIDENTIFIER
        CONSTRAINT DF_BeerStyleID DEFAULT NEWID(),

    StyleName NVARCHAR(100) NOT NULL,

    Description NVARCHAR(MAX),

    Timer ROWVERSION,

    CONSTRAINT PK_BeerStyle
        PRIMARY KEY (BeerStyleID),

    CONSTRAINT AK_BeerStyle_StyleName
        UNIQUE (StyleName)
);

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CREATE TABLE BeerPost
(
    BeerPostID UNIQUEIDENTIFIER
        CONSTRAINT DF_BeerPostID DEFAULT NEWID(),

    Name NVARCHAR(100) NOT NULL,

    Description NVARCHAR(MAX) NOT NULL,

    ABV DECIMAL(4,2) NOT NULL,
    -- Alcohol By Volume (typically 0-67%)

    IBU INT NOT NULL,
    -- International Bitterness Units (typically 0-100)

    PostedByID UNIQUEIDENTIFIER NOT NULL,

    BeerStyleID UNIQUEIDENTIFIER NOT NULL,

    BrewedByID UNIQUEIDENTIFIER NOT NULL,

    CreatedAt DATETIME NOT NULL
        CONSTRAINT DF_BeerPost_CreatedAt DEFAULT GETDATE(),

    UpdatedAt DATETIME,

    Timer ROWVERSION,

    CONSTRAINT PK_BeerPost 
        PRIMARY KEY (BeerPostID),

    CONSTRAINT FK_BeerPost_PostedBy
        FOREIGN KEY (PostedByID)
        REFERENCES UserAccount(UserAccountID),

    CONSTRAINT FK_BeerPost_BeerStyle
        FOREIGN KEY (BeerStyleID)
        REFERENCES BeerStyle(BeerStyleID),

    CONSTRAINT FK_BeerPost_Brewery
        FOREIGN KEY (BrewedByID)
        REFERENCES BreweryPost(BreweryPostID),

    CONSTRAINT CHK_BeerPost_ABV 
        CHECK (ABV >= 0 AND ABV <= 67),

    CONSTRAINT CHK_BeerPost_IBU 
        CHECK (IBU >= 0 AND IBU <= 120)
);

CREATE NONCLUSTERED INDEX IX_BeerPost_PostedBy
    ON BeerPost(PostedByID);

CREATE NONCLUSTERED INDEX IX_BeerPost_BeerStyle
    ON BeerPost(BeerStyleID);

CREATE NONCLUSTERED INDEX IX_BeerPost_BrewedBy
    ON BeerPost(BrewedByID);

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CREATE TABLE BeerPostPhoto -- All photos linked to a beer post are deleted if the post is deleted
(
    BeerPostPhotoID UNIQUEIDENTIFIER
        CONSTRAINT DF_BeerPostPhotoID DEFAULT NEWID(),

    BeerPostID UNIQUEIDENTIFIER NOT NULL,

    PhotoID UNIQUEIDENTIFIER NOT NULL,

    LinkedAt DATETIME NOT NULL
        CONSTRAINT DF_BeerPostPhoto_LinkedAt DEFAULT GETDATE(),

    Timer ROWVERSION,

    CONSTRAINT PK_BeerPostPhoto
        PRIMARY KEY (BeerPostPhotoID),

    CONSTRAINT FK_BeerPostPhoto_BeerPost
        FOREIGN KEY (BeerPostID)
        REFERENCES BeerPost(BeerPostID)
        ON DELETE CASCADE,

    CONSTRAINT FK_BeerPostPhoto_Photo
        FOREIGN KEY (PhotoID)
        REFERENCES Photo(PhotoID)
        ON DELETE CASCADE
);

CREATE NONCLUSTERED INDEX IX_BeerPostPhoto_Photo_BeerPost
ON BeerPostPhoto(PhotoID, BeerPostID);

CREATE NONCLUSTERED INDEX IX_BeerPostPhoto_BeerPost_Photo
ON BeerPostPhoto(BeerPostID, PhotoID);

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CREATE TABLE BeerPostComment
(
    BeerPostCommentID UNIQUEIDENTIFIER
        CONSTRAINT DF_BeerPostComment DEFAULT NEWID(),

    Comment NVARCHAR(250) NOT NULL,

    BeerPostID UNIQUEIDENTIFIER NOT NULL,

    Rating INT NOT NULL,

    Timer ROWVERSION,

    CONSTRAINT PK_BeerPostComment
       PRIMARY KEY (BeerPostCommentID),

    CONSTRAINT FK_BeerPostComment_BeerPost
       FOREIGN KEY (BeerPostID) REFERENCES BeerPost(BeerPostID)
)

CREATE NONCLUSTERED INDEX IX_BeerPostComment_BeerPost
    ON BeerPostComment(BeerPostID)