Combine condition with OR : OR « Where Clause « SQL / MySQL

1. SQL / MySQL
2. Where Clause
3. OR

Combine condition with OR

 
/*

mysql> select * from Student;
+-----------+------------+-----------+
| StudentID | first_name | last_name |
+-----------+------------+-----------+
|         1 | John       | Jones     |
|         2 | Gary       | Burton    |
|         3 | Emily      | Scarlett  |
|         4 | Bruce      | Lee       |
|         5 | Anna       | Wolff     |
|         6 | Vic        | Andrews   |
|         7 | Steve      | Alaska    |
+-----------+------------+-----------+
7 rows in set (0.02 sec)

mysql> select * from Student WHERE first_name="Bruce" OR last_name="Burton" OR
    ->                                  last_name="Wolff";
+-----------+------------+-----------+
| StudentID | first_name | last_name |
+-----------+------------+-----------+
|         2 | Gary       | Burton    |
|         4 | Bruce      | Lee       |
|         5 | Anna       | Wolff     |
+-----------+------------+-----------+
3 rows in set (0.00 sec)


*/
Drop table Student;

CREATE TABLE Student (
   StudentID INT NOT NULL PRIMARY KEY,
   first_name      VARCHAR(50) NOT NULL,
   last_name      VARCHAR(50) NOT NULL
   
)TYPE = InnoDB;


INSERT INTO Student (StudentID,first_name, last_name) VALUES (4,'Bruce', 'Lee');

INSERT INTO Student (StudentID,first_name, last_name) VALUES (1,'John', 'Jones');
INSERT INTO Student (StudentID,first_name, last_name) VALUES (2,'Gary', 'Burton');
INSERT INTO Student (StudentID,first_name, last_name) VALUES (7,'Steve', 'Alaska');
INSERT INTO Student (StudentID,first_name, last_name) VALUES (5,'Anna', 'Wolff');
INSERT INTO Student (StudentID,first_name, last_name) VALUES (6,'Vic', 'Andrews');
INSERT INTO Student (StudentID,first_name, last_name) VALUES (3,'Emily', 'Scarlett');

select * from Student;

select * from Student WHERE first_name="Bruce" OR last_name="Burton" OR 
                                 last_name="Wolff";
  

           
         
  

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