Answers for "use of where in left join in mysql"

SQL
6

mysql left join

/*Two tables: CUSTOMERS table and ORDERS table.
ORDERS table contains STATUS attribute.*/
SELECT 
    customers.customerNumber, 
    customerName, 
    orderNumber, 
    status
FROM
    customers
LEFT JOIN orders ON 
    orders.customerNumber = customers.customerNumber;
Posted by: Guest on April-12-2020
-1

use of where in left join in mysql

SELECT bk1.book_name,bk1.isbn_no,bk1.book_price,bk1.pub_lang         
FROM  book_mast bk1          
LEFT JOIN book_mast bk2 ON bk1.book_price<bk2.book_price        
WHERE bk2.pub_lang='German';
Posted by: Guest on April-10-2021
-3

left join mysql

SELECT 
    Student_details.*,
    Attendance.*
FROM
    Student_details
LEFT JOIN Attendance ON 
    Student_details.s_id = Attendance.s_id;
Posted by: Guest on April-22-2020

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