mirror of
https://github.com/Microsoft/sql-server-samples.git
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177 lines
6.5 KiB
Transact-SQL
177 lines
6.5 KiB
Transact-SQL
CREATE DATABASE WorldCup
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GO
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ALTER DATABASE [WorldCup] SET ALLOW_SNAPSHOT_ISOLATION ON
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GO
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USE WorldCup
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GO
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CREATE TABLE [dbo].[MoneyLine](
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[MoneyLineID] [int] IDENTITY(1,1) NOT NULL,
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[HomeCountry] [nvarchar](50) NOT NULL,
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[HomeCountryOdds] [INT] NOT NULL,
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[DrawOdds] [INT] NOT NULL,
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[VisitCountry] [nvarchar](50) NOT NULL,
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[VisitCountryOdds] [INT] NOT NULL,
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[GameDateTime] [datetime2] NOT NULL
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)
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WITH
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(
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SYSTEM_VERSIONING = ON,
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LEDGER = ON
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);
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GO
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--https://sportsbook.draftkings.com/leagues/soccer/world-cup-2022?category=game-lines&subcategory=moneyline-(regular-time)
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INSERT INTO [dbo].[MoneyLine] ([HomeCountry], [HomeCountryOdds], [DrawOdds], [VisitCountry],[VisitCountryOdds],[GameDateTime])
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VALUES ('Qatar', 250, 245, 'Ecuador',105,'2022-11-20 17:00:00'),
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('England', -340, 390, 'Iran', 1000, '2022-11-21 14:00:00' ),
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('Senegal', 475, 270, 'Netherlands',-165, '2022-11-21 17:00:00'),
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('USA', 145, 205, 'Wales',205, '2022-11-21 20:00:00'),
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('Argentina', -575, 600, 'Saudi Arabia',1500, '2022-11-22 11:00:00'),
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('Denmark', -230, 340, 'Tunisia',600, '2022-11-22 14:00:00'),
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('Mexico', 170, 215, 'Poland',165, '2022-11-22 17:00:00'),
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('France', -550, 600, 'Australia',1300, '2022-11-22 20:00:00'),
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('Morocco', 370, 230, 'Croatia',-125, '2022-11-23 11:00:00'),
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('Germany', -280, 400, 'Japan',700, '2022-11-23 14:00:00'),
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('Spain', -380, 475, 'Costa Rica',1000, '2022-11-23 17:00:00'),
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('Belgium', -350, 450, 'Canada',900, '2022-11-23 20:00:00'),
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('Switzerland', -120, 240, 'Cameroon',350, '2022-11-24 11:00:00'),
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('Uruguay', -120, 235, 'South Korea',360, '2022-11-24 14:00:00'),
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('Portugal', -210, 310, 'Ghana',600, '2022-11-24 17:00:00'),
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('Brazil', -235, 350, 'Serbia',600, '2022-11-24 20:00:00'),
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('Wales', 120, 215, 'Iran',250, '2022-11-25 11:00:00'),
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('Qatar', 275, 225, 'Senegal',105, '2022-11-25 14:00:00'),
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('Netherlands', 155, 300, 'Ecuador',390, '2022-11-25 17:00:00'),
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('England', 140, 255, 'USA',400, '2022-11-25 20:00:00'),
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('Tunisia', 190, 195, 'Australia',165, '2022-11-26 11:00:00'),
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('Poland', -140, 255, 'Saudi Arabia',390, '2022-11-26 14:00:00'),
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('France', -110, 240, 'Denmark',310, '2022-11-26 17:00:00'),
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('Argentina', -170, 285, 'Mexico',475, '2022-11-26 20:00:00'),
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('Japan', -105, 230, 'Costa Rica',310, '2022-11-27 11:00:00'),
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('Belgium', -195, 310, 'Morocco',500, '2022-11-27 14:00:00'),
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('Croatia', -130, 275, 'Canada',340, '2022-11-27 17:00:00'),
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('Spain', 155, 230, 'Germany',170, '2022-11-27 20:00:00'),
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('Cameroon', 300, 235, 'Serbia',-105, '2022-11-28 11:00:00'),
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('South Korea', 145, 195, 'Ghana',210, '2022-11-28 14:00:00'),
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('Brazil', -230, 340, 'Switzerland',600, '2022-11-28 17:00:00'),
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('Portugal', 110, 225, 'Uruguay',260, '2022-11-28 20:00:00');
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CREATE TABLE [dbo].[Bets](
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[BetID] [int] IDENTITY(1,1) NOT NULL,
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[MoneylineID] [int] NOT NULL,
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[FirstName] [nvarchar](50) NOT NULL,
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[LastName] [nvarchar](50) NOT NULL,
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[Country] [nvarchar](50),
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[Bet] [money] NOT NULL,
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[Payout] [money] NOT NULL,
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[BetDateTime] [datetime2] NOT NULL
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)
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WITH (LEDGER = ON (APPEND_ONLY = ON));
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GO
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CREATE FUNCTION fn_CalucatePayout
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(
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-- Add the parameters for the function here
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@Stake decimal(8,2), @Odds decimal(8,2)
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)
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RETURNS decimal(8,2)
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AS
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BEGIN
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-- Declare the return variable here
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DECLARE @Payout decimal(8,2)
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-- Add the T-SQL statements to compute the return value here
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IF @Odds > 0
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SET @Payout = @Stake * (@Odds/100) + @Stake
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ELSE
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SET @Payout = @Stake / (ABS(@Odds)/100) + @Stake
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-- Return the result of the function
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RETURN @Payout
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END
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GO
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-- Calculating Payouts From Positive Moneyline Odds ---- Potential Profit = Stake x (Odds/100) + Stake
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-- Calculating Payouts From Negative Moneyline Odds ---- Potential Profit = Stake / (Odds/100) + Stake
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CREATE PROCEDURE usp_PlaceBet
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@MoneylineID INT,
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@FirstName NVARCHAR(50),
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@LastName NVARCHAR(50),
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@Country NVARCHAR(50),
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@Bet MONEY,
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@Odds INT
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AS
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BEGIN
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SET NOCOUNT ON;
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INSERT INTO [dbo].[Bets] ([MoneylineID], [FirstName], [LastName], [Country], [Bet], [Payout],[BetDateTime]) VALUES (@MoneylineID, @FirstName, @LastName, @Country, @Bet, dbo.fn_CalucatePayout(@Odds,@Bet),GETDATE())
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END
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GO
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/*
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EXEC usp_PlaceBet @MoneylineID=1, @Firstname='Catherine', @LastName='Abel', @Country='Qatar', @Bet=150, @Odds=250
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EXEC usp_PlaceBet @MoneylineID=2, @Firstname='Brandon', @LastName='Flowers', @Country='England', @Bet=350, @Odds=-340
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EXEC usp_PlaceBet @MoneylineID=3, @Firstname='Lenny', @LastName='Kravitz', @Country='Netherlands', @Bet=250, @Odds=-165
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EXEC usp_PlaceBet @MoneylineID=8, @Firstname='Eric', @LastName='Clapton', @Country='France', @Bet=400, @Odds=-550
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EXEC usp_PlaceBet @MoneylineID=12, @Firstname='Pieter', @LastName='Vanhove', @Country='Belgium', @Bet=300, @Odds=-350
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*/
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CREATE CREDENTIAL [https://ledgerdemostg.blob.core.windows.net/sqldbledgerdigests]
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WITH IDENTITY='SHARED ACCESS SIGNATURE',
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SECRET = 'st=2022-10-18T13:24:48Z&se=2023-10-18T21:24:48Z&si=Ledger&spr=https&sv=2021-06-08&sr=c&sig=KhSroFrZ4HHUn%2B7LldOljrTWqPueV72heqYoaFFjfUk%3D'
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GO
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ALTER DATABASE SCOPED CONFIGURATION
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SET LEDGER_DIGEST_STORAGE_ENDPOINT = 'https://ledgerdemostg.blob.core.windows.net';
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GO
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CREATE PROCEDURE sp_TamperWithBet
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@PageID int,
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@ID int,
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@PayOut money
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AS
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BEGIN
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SET NOCOUNT ON;
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DROP TABLE IF EXISTS #DBCCPAGE
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CREATE TABLE #DBCCPAGE
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(ParentObject NVARCHAR(128),
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Object NVARCHAR(128),
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Field NVARCHAR(128),
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Value NVARCHAR(256))
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DECLARE @OffsetPayOut INT
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DECLARE @DBName VARCHAR(256) = DB_NAME()
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INSERT INTO #dbccpage EXEC('DBCC TRACEON(3604) WITH NO_INFOMSGS;
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DBCC PAGE(' + @DBName + ', 1, ' + @PageID + ', 3) WITH NO_INFOMSGS,TABLERESULTS
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');
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WITH DBCCPAGE_Offset_PayOut (ParentObject,Object,Field,Value)
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AS
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(
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SELECT ParentObject, Object, Field,Value FROM #DBCCPAGE
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WHERE ParentObject=(SELECT ParentObject FROM #DBCCPAGE WHERE Field='BetID' AND Value=@ID)
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)
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SELECT @OffsetPayOut=
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CONVERT(INT,CONVERT(VARBINARY,'0x'+ REPLICATE('0', 8-LEN(SUBSTRING(ParentObject,CHARINDEX('0x',ParentObject)+2,CHARINDEX('Length',ParentObject)-CHARINDEX('0x',ParentObject)-3)))+SUBSTRING(ParentObject,CHARINDEX('0x',ParentObject)+2,CHARINDEX('Length',ParentObject)-CHARINDEX('0x',ParentObject)-3),1)) +
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CONVERT(INT,CONVERT(VARBINARY,'0x'+ REPLICATE('0', 8-LEN(SUBSTRING(Object,CHARINDEX('0x',Object)+2,CHARINDEX('Length',Object)-charindex('0x',Object)-3)))+SUBSTRING(Object,CHARINDEX('0x',Object)+2,CHARINDEX('Length',Object)-CHARINDEX('0x',Object)-3),1))
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FROM DBCCPAGE_Offset_PayOut
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WHERE Field='Payout';
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DECLARE @BinaryPayout VARBINARY(8) = CONVERT(binary(8), REVERSE(CONVERT(VARBINARY(8), @Payout)))
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DBCC WRITEPAGE(@DBName, 1, @PageID, @OffsetPayOut, 8, @BinaryPayout)
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END |