The SQLRIGHT JOINstatement joins two tables based on a common column. It selects records that have matching values in these columns and the remaining rows from the right table. Example -- join Customers and Orders tables-- based on their shared customer_id columns-- Customers is the left ta...
In the next example I will build off the first query and use INNER JOIN to join the Product Header, Details and Products, and then use RIGHT OUTER JOIN to include Vendors that do not have Purchased Products. The diagram below shows the 4 tables that I will be joining with INNER JOIN an...
In SQL, a RIGHT JOIN performs a join starting with the right table. Then, any matching records from the left table will be included. Rows without a match will have NULL column values.Example #List all products that have no orders.SELECT ProductName FROM OrderItem I RIGHT JOIN Product P...
In this example above, there’s only one field from each table being used to join the two together together; if you’re joining between two database objects that require multiple fields, you can leverage AND/OR operators, and more preferably,surrogate keysA surrogate key is a unique identifie...
Introduction to SQL RIGHT Join RIGHT Join gets all the rows from the Right table and the common rows of both tables. In this topic, we will learn about SQL RIGHT Join, So let us take an example of RIGHT Join. Example:Below represents the Venn diagram of the RIGHT Join. ...
Visual Presentation of the above example: RIGHT JOIN: Relational Databases Oracle RIGHT JOIN MySQL RIGHT JOIN PostgreSQL RIGHT JOIN Key points to remember Click on the following to get the slides presentation - Check out our 1000+ SQL Exercises with solution and explanation to improve your skills....
ExampleGet your own SQL Server SELECT Orders.OrderID, Employees.LastName, Employees.FirstNameFROM OrdersRIGHT JOIN Employees ON Orders.EmployeeID = Employees.EmployeeID ORDER BY Orders.OrderID; Try it Yourself » Note: The RIGHT JOIN keyword returns all records from the right table (Employees...
RIGHT JOINis rarely used because you can achieve the results of aRIGHT JOINby simply switching the two joined table names in aLEFT JOIN. For example, in this query of theCrunchbase dataset, theLEFT JOINsection: SELECT companies.permalink AS companies_permalink, ...
2.right join sql语句如下: select * from A right join B on A.aID = B.bID 结果如下: aID aNum bID bName 1 a20050111 1 2006032401 2 a20050112 2 2006032402 3 a20050113 3 2006032403 4 a20050114 4 2006032404 NULL NULL 8 2006032408 ...
RIGHT JOIN is a keyword, which is used to select all rows from the right table and also the matched values between the two tables. RIGHT JOIN in SQL The RIGHT JOIN basically returns all records from the right table and the matched records from the left table. For example, let’s say,...