Query specific columns with where clause, or operator and order by : OR « Select Query « Oracle PL / SQL

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Oracle PL / SQL » Select Query » OR 
Query specific columns with where clause, or operator and order by
    
SQL>
SQL>
SQL> CREATE TABLE employees
  2  employee_id          number(10)      not null,
  3    last_name            varchar2(50)      not null,
  4    email                varchar2(30),
  5    hire_date            date,
  6    job_id               varchar2(30),
  7    department_id        number(10),
  8    salary               number(6),
  9    manager_id           number(6)
 10  );

Table created.

SQL>
SQL>
SQL> insert into employeesemployee_id, last_name, email, hire_date, job_id, salary,department_id ,manager_id)
  2                values 1001'Lawson', 'lawson@g.com', '01-JAN-2002','MGR', 30000,,1004);

row created.

SQL>
SQL> insert into employeesemployee_id, last_name, email, hire_date, job_id, salary, department_id ,manager_id)
  2                values 1002'Wells', 'wells@g.com', '01-JAN-2002', 'DBA', 20000,21005 );

row created.

SQL>
SQL> insert into employeesemployee_id, last_name, email, hire_date, job_id, salary, department_id ,manager_id)
  2                 values1003'Bliss', 'bliss@g.com', '01-JAN-2002', 'PROG', 24000,,1004);

row created.

SQL>
SQL> insert into employeesemployee_id, last_name, email, hire_date, job_id, salary, department_id, manager_id)
  2                 values1004,  'Kyte', 'YourName@a.com', SYSDATE-3650'MGR',25000 ,41005);

row created.

SQL>
SQL> insert into employeesemployee_id, last_name, email, hire_date, job_id, salary, department_id, manager_id)
  2                 values1005'Dillon', 'sdillon@a .com', SYSDATE, 'PROG', 2000011006);

row created.

SQL>
SQL> insert into employeesemployee_id, last_name, email, hire_date, job_id, salary, department_id,manager_id)
  2                 values1006'Beck', 'clbeck@g.com', SYSDATE, 'PROG', 200002null);

row created.

SQL>
SQL> insert into employeesemployee_id, last_name, email, hire_date, job_id, salary, department_id, manager_id)
  2                 values1007'Java', 'java01@g.com', SYSDATE, 'PROG', 2000031006);

row created.

SQL>
SQL> insert into employeesemployee_id, last_name, email, hire_date, job_id, salary, department_id, manager_id)
  2                 values1008'Oracle', 'wvelasq@g.com', SYSDATE, 'DBA', 2000041006);

row created.

SQL>
SQL>
SQL>
SQL> select employee_id, last_name, job_id
  2        from employees
  3       where employee_id = 1001
  4          or manager_id = 1006
  5  order by employee_id;

EMPLOYEE_ID LAST_NAME                                          JOB_ID
----------- -------------------------------------------------- ------------------------------
       1001 Lawson                                             MGR
       1005 Dillon                                             PROG
       1007 Java                                               PROG
       1008 Oracle                                             DBA

rows selected.

SQL>
SQL> drop table employees;

Table dropped.

SQL>

   
    
    
  
Related examples in the same category
1. Query specific columns with where clause and 'or' operator
2. OR operator
3. OR operator : combine date compare and number compare
4. (1=1 or 1=0) and 0=1
5. 1=1 or (1=0 and 0=1) (put and into parentheses)
6. 1=1 or 1=0 and 0=1 (no parentheses)
7. Use or to connect two boolean expression
8. OR operator combines two comparisons into one
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