How do I join 3 queries in SQL?

Question

We first join table 1 and table 2 which produce a temporary table with combined data from table1 and table2, which is then joined to table3. This formula can be extended to more than 3 tables to N tables, You just need to make sure that the SQL query should have N-1 join statement in order to join N tables.

How do I make 3 joins in SQL?

Using JOIN in SQL doesn't mean you can only join two tables.1The first step is to look at the schema and select the columns we want to show. ... 2The next step is to determine which tables will be necessary for the query. ... 3In the final part, we'll have to join all the tables together.

Can we join 3 tables in SQL?

It is possible to use multiple join statements together to join more than one table at the same time. To do that you add a second INNER JOIN statement and a second ON statement to indicate the third table and the second relationship.

How do I join more than 3 tables in SQL?

How to join 3 or more tables in SQL1Simple Join. First, all the tables are joined using the JOIN keyword, then the WHERE clause is used: FROM Employee e JOIN Salary s JOIN Department d. WHERE e. ID = s. Emp_ID AND e. ... 2Nested Join. The nested JOIN statement is used with the ON keyword: SELECT e. ID, e. Name, s. Salary, d.

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