项目作者: AskarBisembaev

项目描述 :
queries using the Select, Where, Inner Join operators
高级语言: TSQL
项目地址: git://github.com/AskarBisembaev/SQL.git
创建时间: 2021-08-27T14:05:51Z
项目社区:https://github.com/AskarBisembaev/SQL

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SQL

Here are examples of queries database.

I used:

  1. SQL to create queries
  2. the Тorthwind database from which I took the data

Here is an example of one of the requests:

  1. USE Northwind
  2. GO
  3. SELECT dbo.Products.ProductName AS [Product name],
  4. CAST(COUNT(dbo.[Order Details].OrderID) AS nvarchar) AS [Quantity of orders]
  5. FROM dbo.Products INNER JOIN dbo.[Order Details]
  6. ON dbo.Products.ProductID = dbo.[Order Details].ProductID
  7. WHERE dbo.[Order Details].OrderID BETWEEN 10258 AND 10585
  8. GROUP BY dbo.Products.ProductName, dbo.Products.ProductID
  9. ORDER BY dbo.Products.ProductID