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Update Sample Databases information
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‎Sample_Databases/PerformanceV3.sql

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---------------------------------------------------------------------
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-- Script that creates the sample database PerformanceV3
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--
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-- Last updated: 20141125
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--
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-- © Itzik Ben-Gan
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---------------------------------------------------------------------
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-- creation script for sample database and tables
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SET NOCOUNT ON;
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USE master;
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IF DB_ID(N'PerformanceV3') IS NULL CREATE DATABASE PerformanceV3;
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GO
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USE PerformanceV3;
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GO
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-- drop objects if exist
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IF OBJECT_ID(N'dbo.GetNums', N'IF') IS NOT NULL DROP FUNCTION dbo.GetNums;
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IF OBJECT_ID(N'dbo.VEmpOrders', N'V') IS NOT NULL DROP VIEW dbo.VEmpOrders;
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IF OBJECT_ID(N'dbo.Orders' , N'U') IS NOT NULL DROP TABLE dbo.Orders;
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IF OBJECT_ID(N'dbo.Customers', N'U') IS NOT NULL DROP TABLE dbo.Customers;
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IF OBJECT_ID(N'dbo.Employees', N'U') IS NOT NULL DROP TABLE dbo.Employees;
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IF OBJECT_ID(N'dbo.Shippers' , N'U') IS NOT NULL DROP TABLE dbo.Shippers;
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IF OBJECT_ID(N'dbo.Fact' , N'U') IS NOT NULL DROP TABLE dbo.Fact;
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IF OBJECT_ID(N'dbo.FactCS', N'U') IS NOT NULL DROP TABLE dbo.FactCS;
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IF OBJECT_ID(N'dbo.Dim1' , N'U') IS NOT NULL DROP TABLE dbo.Dim1;
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IF OBJECT_ID(N'dbo.Dim2' , N'U') IS NOT NULL DROP TABLE dbo.Dim2;
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IF OBJECT_ID(N'dbo.Dim3' , N'U') IS NOT NULL DROP TABLE dbo.Dim3;
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GO
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-- definition of GetNums function
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CREATE FUNCTION dbo.GetNums(@low AS BIGINT, @high AS BIGINT) RETURNS TABLE
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AS
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RETURN
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WITH
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L0 AS (SELECT c FROM (VALUES(1),(1)) AS D(c)),
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L1 AS (SELECT 1 AS c FROM L0 AS A CROSS JOIN L0 AS B),
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L2 AS (SELECT 1 AS c FROM L1 AS A CROSS JOIN L1 AS B),
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L3 AS (SELECT 1 AS c FROM L2 AS A CROSS JOIN L2 AS B),
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L4 AS (SELECT 1 AS c FROM L3 AS A CROSS JOIN L3 AS B),
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L5 AS (SELECT 1 AS c FROM L4 AS A CROSS JOIN L4 AS B),
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Nums AS (SELECT ROW_NUMBER() OVER(ORDER BY (SELECT NULL)) AS rownum
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FROM L5)
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SELECT TOP(@high - @low + 1) @low + rownum - 1 AS n
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FROM Nums
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ORDER BY rownum;
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GO
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-- data distribution settings for orders
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DECLARE
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@numorders AS INT = 1000000,
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@numcusts AS INT = 20000,
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@numemps AS INT = 500,
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@numshippers AS INT = 5,
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@numyears AS INT = 4,
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@startdate AS DATE = '20110101';
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-- creating and populating the Customers table
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CREATE TABLE dbo.Customers
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(
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custid CHAR(11) NOT NULL,
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custname NVARCHAR(50) NOT NULL
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);
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INSERT INTO dbo.Customers(custid, custname)
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SELECT
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'C' + RIGHT('000000000' + CAST(n AS VARCHAR(10)), 10) AS custid,
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N'Cust_' + CAST(n AS VARCHAR(10)) AS custname
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FROM dbo.GetNums(1, @numcusts);
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ALTER TABLE dbo.Customers ADD
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CONSTRAINT PK_Customers PRIMARY KEY(custid);
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-- creating and populating the Employees table
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CREATE TABLE dbo.Employees
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(
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empid INT NOT NULL,
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firstname NVARCHAR(25) NOT NULL,
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lastname NVARCHAR(25) NOT NULL
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);
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INSERT INTO dbo.Employees(empid, firstname, lastname)
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SELECT n AS empid,
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N'Fname_' + CAST(n AS NVARCHAR(10)) AS firstname,
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N'Lname_' + CAST(n AS NVARCHAR(10)) AS lastname
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FROM dbo.GetNums(1, @numemps);
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ALTER TABLE dbo.Employees ADD
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CONSTRAINT PK_Employees PRIMARY KEY(empid);
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-- creating and populating the Shippers table
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CREATE TABLE dbo.Shippers
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(
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shipperid VARCHAR(5) NOT NULL,
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shippername NVARCHAR(50) NOT NULL
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);
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INSERT INTO dbo.Shippers(shipperid, shippername)
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SELECT shipperid, N'Shipper_' + shipperid AS shippername
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FROM (SELECT CHAR(ASCII('A') - 2 + 2 * n) AS shipperid
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FROM dbo.GetNums(1, @numshippers)) AS D;
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ALTER TABLE dbo.Shippers ADD
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CONSTRAINT PK_Shippers PRIMARY KEY(shipperid);
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-- creating and populating the Orders table
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CREATE TABLE dbo.Orders
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(
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orderid INT NOT NULL,
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custid CHAR(11) NOT NULL,
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empid INT NOT NULL,
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shipperid VARCHAR(5) NOT NULL,
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orderdate DATE NOT NULL,
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filler CHAR(160) NOT NULL DEFAULT('a')
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);
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INSERT INTO dbo.Orders(orderid, custid, empid, shipperid, orderdate)
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SELECT n AS orderid,
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'C' + RIGHT('000000000'
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+ CAST(
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1 + ABS(CHECKSUM(NEWID())) % @numcusts
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AS VARCHAR(10)), 10) AS custid,
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1 + ABS(CHECKSUM(NEWID())) % @numemps AS empid,
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CHAR(ASCII('A') - 2
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+ 2 * (1 + ABS(CHECKSUM(NEWID())) % @numshippers)) AS shipperid,
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DATEADD(day, n / (@numorders / (@numyears * 365.25))
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-- late arrival with earlier date
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- CASE WHEN n % 10 = 0
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THEN 1 + ABS(CHECKSUM(NEWID())) % 30
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ELSE 0
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END, @startdate)
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AS orderdate
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FROM dbo.GetNums(1, @numorders)
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ORDER BY CHECKSUM(NEWID())
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OPTION(MAXDOP 1);
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CREATE CLUSTERED INDEX idx_cl_od ON dbo.Orders(orderdate);
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CREATE NONCLUSTERED INDEX idx_nc_sid_od_cid
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ON dbo.Orders(shipperid, orderdate, custid);
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CREATE UNIQUE INDEX idx_unc_od_oid_i_cid_eid
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ON dbo.Orders(orderdate, orderid)
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INCLUDE(custid, empid);
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ALTER TABLE dbo.Orders ADD
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CONSTRAINT PK_Orders PRIMARY KEY NONCLUSTERED(orderid),
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CONSTRAINT FK_Orders_Customers
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FOREIGN KEY(custid) REFERENCES dbo.Customers(custid),
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CONSTRAINT FK_Orders_Employees
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FOREIGN KEY(empid) REFERENCES dbo.Employees(empid),
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CONSTRAINT FK_Orders_Shippers
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FOREIGN KEY(shipperid) REFERENCES dbo.Shippers(shipperid);
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GO
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-- data distribution settings for dw (2,500,000 rows)
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DECLARE
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@dim1rows AS INT = 250,
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@dim2rows AS INT = 50,
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@dim3rows AS INT = 200;
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CREATE TABLE dbo.Dim1
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(
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key1 INT NOT NULL CONSTRAINT PK_Dim1 PRIMARY KEY,
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attr1 INT NOT NULL,
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filler BINARY(100) NOT NULL DEFAULT (0x)
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);
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CREATE TABLE dbo.Dim2
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(
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key2 INT NOT NULL CONSTRAINT PK_Dim2 PRIMARY KEY,
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attr1 INT NOT NULL,
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filler BINARY(100) NOT NULL DEFAULT (0x)
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);
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CREATE TABLE dbo.Dim3
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(
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key3 INT NOT NULL CONSTRAINT PK_Dim3 PRIMARY KEY,
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attr1 INT NOT NULL,
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filler BINARY(100) NOT NULL DEFAULT (0x)
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);
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CREATE TABLE dbo.Fact
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(
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key1 INT NOT NULL,
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key2 INT NOT NULL,
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key3 INT NOT NULL,
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measure1 INT NOT NULL,
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measure2 INT NOT NULL,
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measure3 INT NOT NULL,
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measure4 NVARCHAR(50) NULL,
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filler BINARY(100) NOT NULL DEFAULT (0x),
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CONSTRAINT PK_Fact PRIMARY KEY(key1, key2, key3)
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);
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INSERT INTO dbo.Dim1(key1, attr1)
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SELECT n, ABS(CHECKSUM(NEWID())) % 20 + 1
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FROM dbo.GetNums(1, @dim1rows);
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INSERT INTO dbo.Dim2(key2, attr1)
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SELECT n, ABS(CHECKSUM(NEWID())) % 10 + 1
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FROM dbo.GetNums(1, @dim2rows);
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INSERT INTO dbo.Dim3(key3, attr1)
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SELECT n, ABS(CHECKSUM(NEWID())) % 40 + 1
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FROM dbo.GetNums(1, @dim3rows);
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INSERT INTO dbo.Fact WITH (TABLOCK)
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(key1, key2, key3, measure1, measure2, measure3, measure4)
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SELECT D1.key1, D2.key2, D3.key3,
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ABS(CHECKSUM(NEWID())) % 10000 + 1,
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ABS(CHECKSUM(NEWID())) % 100000 + 1,
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ABS(CHECKSUM(NEWID())) % 1000000 + 1,
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N'S' + REPLICATE(CAST(ABS(CHECKSUM(NEWID())) % 100000 + 1 AS NVARCHAR(10)), 5)
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FROM dbo.Dim1 AS D1
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CROSS JOIN dbo.Dim2 AS D2
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CROSS JOIN dbo.Dim3 AS D3;

‎Sample_Databases/README.md

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## Sample databases information
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| Name/Download backups                   | SQL Server Version | Type    | .Bak, MB | .Mdf, MB | Table count | AVG Rows per table | Median rows per table | Max rows in table |
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| Name/Download backups | SQL Server Version | Type | .Bak, MB | .Mdf, MB | Table count | AVG Rows per table | Median rows per table | Max rows in table |
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|-----------------------------------------|--------------------|----------|---------:|---------:|------------:|-------------------:|-----------------------|-------------------|
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| [StackOverflow Database] | >=2012 | OLTP | 137000 | ? | ? | ? | ? | ? |
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| [WideWorldImporters OLTP] | ? | OLTP | 121 | ? | ? | ? | ? | ? |
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| [WideWorldImporters DWH] | ? | DWH | 47 | ? | ? | ? | ? | ? |
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| [AdventureWorks OLTP 2017] | 2017 | OLTP | 47 | ? | ? | ? | ? | ? |
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| [AdventureWorks OLTP 2016] | >=2016 | OLTP | 93 | ? | ? | ? | ? | ? |
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| [AdventureWorks OLTP 2016 Extended] | >=2016 | OLTP | 125 | ? | ? | ? | ? | ? |
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| [AdventureWorks OLTP 2014] | >=2014 | OLTP | 44 | ? | ? | ? | ? | ? |
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| [AdventureWorks OLTP 2012] | >=2012 | OLTP | 44 | ? | ? | ? | ? | ? |
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| [AdventureWorks DWH 2017] | >=2017 | DWH | 22 | ? | ? | ? | ? | ? |
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| [AdventureWorks DWH 2016] | >=2016 | DWH | 21 | ? | ? | ? | ? | ? |
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| [AdventureWorks DWH 2016 Extended] | >=2016 | DWH | 883 | ? | ? | ? | ? | ? |
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| [AdventureWorks DWH 2014] | >=2014 | DWH | 21 | ? | ? | ? | ? | ? |
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| [AdventureWorks DWH 2012] | >=2012 | DWH | 21 | ? | ? | ? | ? | ? |
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| [StackOverflow 2010 Database] | >=2012 | OLTP | 9360 | ? | 9 | ? | ? | ? |
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| [StackOverflow Database] | >=2012 | OLTP | 137000 | ? | 9 | ? | ? | ? |
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| [WideWorldImporters OLTP] | ? | OLTP | 121 | ? | 29 | ? | ? | ? |
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| [WideWorldImporters DWH] | ? | DWH | 47 | ? | 48 | ? | ? | ? |
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| [AdventureWorks OLTP 2017] | 2017 | OLTP | 47 | ? | 71 | ? | ? | ? |
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| [AdventureWorks OLTP 2016] | >=2016 | OLTP | 93 | ? | 96 | ? | ? | ? |
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| [AdventureWorks OLTP 2016 Extended] | >=2016 | OLTP | 125 | ? | 71 | ? | ? | ? |
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| [AdventureWorks OLTP 2014] | >=2014 | OLTP | 44 | ? | 71 | ? | ? | ? |
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| [AdventureWorks OLTP 2012] | >=2012 | OLTP | 44 | ? | 71 | ? | ? | ? |
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| [AdventureWorks DWH 2017] | >=2017 | DWH | 22 | ? | 31 | ? | ? | ? |
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| [AdventureWorks DWH 2016] | >=2016 | DWH | 21 | ? | 31 | ? | ? | ? |
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| [AdventureWorks DWH 2016 Extended] | >=2016 | DWH | 883 | ? | 33 | ? | ? | ? |
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| [AdventureWorks DWH 2014] | >=2014 | DWH | 21 | ? | 31 | ? | ? | ? |
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| [AdventureWorks DWH 2012] | >=2012 | DWH | 21 | ? | 31 | ? | ? | ? |
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| [AdventureWorks Multidimensional Model] | ? | AS | 21 | ? | ? | ? | ? | ? |
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| [AdventureWorks Tabular Model] | ? | AS | 21 | ? | ? | ? | ? | ? |
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[StackOverflow 2010 Database]:https://www.brentozar.com/archive/2015/10/how-to-download-the-stack-overflow-database-via-bittorrent/
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[StackOverflow Database]:https://www.brentozar.com/archive/2015/10/how-to-download-the-stack-overflow-database-via-bittorrent/
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[WideWorldImporters DWH]:https://github.com/Microsoft/sql-server-samples/releases/tag/wide-world-importers-v1.0
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[WideWorldImporters OLTP]:https://github.com/Microsoft/sql-server-samples/releases/tag/wide-world-importers-v1.0

‎Sample_Databases/TSQLV4.sql

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