Left join

Left join sql

#LEFT JOIN: Return all rows from the left table, even if there are no matches in the right
#table 
syntax->SELECT column_name(s)
FROM table_name1
LEFT JOIN table_name2
ON table_name1.column_name=table_name2.column_name 
////example/////
SELECT Persons.LastName, Persons.FirstName, Orders.OrderNo
FROM Persons
LEFT JOIN Orders
ON Persons.P_Id=Orders.P_Id
ORDER BY Persons.LastName

Left join

SELECT *
FROM Table_A A
LEFT JOIN Table_B B
ON A.col = B.col;

Source: interviewbit.com

Left join

SELECT table1.column1, table2.column2...
FROM table1
RIGHT JOIN table2
ON table1.common_field = table2.common_field;

Left join

123SELECT columns  FROM table_A  LEFT JOIN table_B ON join_conditionsXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Source: lms.clarusway.com

Left join

SQL> SELECT  ID, NAME, AMOUNT, DATE
   FROM CUSTOMERS
   LEFT JOIN ORDERS
   ON CUSTOMERS.ID = ORDERS.CUSTOMER_ID;

-1

Source: tutorialspoint.com

Similar codes

1 vote164 views1 answer
Sql restore backup query
SQL
0 vote178 views2 answers
How to delete the rows with null values in mysql
SQL
0 vote179 views1 answer
How get data from database if id not found then search another column
SQL
1 vote168 views1 answer
Not exists mysql
SQL
0 vote179 views1 answer
Look at running processes redshift
SQL
0 vote178 views1 answer
Normalization in database
SQL
25 votes168 views6 answers
Modify column name in mysql
SQL
0 vote182 views3 answers
Delete in SQL SERVER
SQL
0 vote169 views2 answers
Select columns from 2 tables with foreign key
SQL
0 vote175 views1 answer
Uncaught Error: Call to undefined function DatabaseOld\mysqli_connect()
SQL