create a function to return a employee record. accept employee numner return all fields. : Function Return « Function Procedure Packages « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » Function Procedure Packages » Function Return 
27. 3. 11. create a function to return a employee record. accept employee numner return all fields.
SQL>
SQL>
SQL> create table employee
  2          (
  3           empl_no                integer         primary key
  4          ,lastname               varchar2(20)    not null
  5          ,firstname              varchar2(15)    not null
  6          ,midinit                varchar2(1)
  7          ,street                 varchar2(30)
  8          ,city                   varchar2(20)
  9          ,state                  varchar2(2)
 10          ,zip                    varchar2(5)
 11          ,zip_4                  varchar2(4)
 12          ,area_code              varchar2(3)
 13          ,phone                  varchar2(8)
 14          ,company_name           varchar2(50));

Table created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(1,'Jones','Joe','J','10 Ave','New York','NY','11111','1111','111', '111-1111','A Company');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(2,'Smith','Sue','J','20 Ave','New York','NY','22222','2222','222', '222-111','B Company');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(3,'Anderson','Peggy','J','500 St','New York','NY','33333','3333','333', '333-3333','C Company');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(4,'Andy','Jill', null,'93St','New York','NY','44444','4444','212', '634-7733','D Company');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(5,'OK','Carl','L','19 Drive','New York','NY','55555','3234','212', '243-4243','E Company');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(6,'Peter','Jee','Q','38 Ave','New York','NY','66666','4598','212', '454-5443','F Inc');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(7,'Baker','Paul','V','738 St.','Queens','NY','77777','3842','718', '664-4333','G Inc');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(8,'Young','Steve','J','388 Ave','New York','NY','88888','3468','212', '456-4566','H Associates Inc');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(9,'Mona','Joe','T','9300 Ave','Kansas City','MO','99999','3658','415', '456-4563','J Inc');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(10,'Hackett','Karen','S','Kings Rd. Apt 833','Bellmore','NY','61202','3898','516', '767-5677','AA Inc');

row created.

SQL>
SQL> insert into employee(empl_no,lastname,firstname,midinit,street,city,state,zip,zip_4,area_code,phone,company_name)
  2  values(11,'Bob','Jack','S','12 Giant Rd.','Newark','NJ','27377','3298','908', '123-7367','Z Associates');

row created.

SQL>
SQL>
SQL>
SQL> create or replace function get_employee
  2  (p_empl_no in employee.empl_no%type)
  3  return employee%rowtype
  4  as
  5    l_cust_record employee%rowtype;
  6  begin
  7    select * into l_cust_record from employee
  8      where empl_no = p_empl_no;
  9
 10    return(l_cust_record);
 11  end;
 12  /

Function created.

SQL>
SQL> show errors
No errors.
SQL>
SQL> create or replace procedure x
  2  (p_empl_no in employee.empl_no%typeas
  3     x employee%rowtype;
  4  begin
  5     x := get_employee(p_empl_no);
  6     dbms_output.put_line(x.lastname);
  7  end;
  8  /

Procedure created.

SQL>
SQL>
SQL>
SQL> drop table employee;

Table dropped.

SQL>
27. 3. Function Return
27. 3. 1. Return Types
27. 3. 2. Returning values with functions
27. 3. 3. Return number from a function
27. 3. 4. Return value from a function
27. 3. 5. Multiple RETURN Statements
27. 3. 6. Returning a list based on parameters
27. 3. 7. Return date value from a function
27. 3. 8. A pipelined Table Function that returns a PL/SQL type
27. 3. 9. Return column type
27. 3. 10. Statements after Return will not be executed
27. 3. 11. create a function to return a employee record. accept employee numner return all fields.
27. 3. 12. Return a table collection
27. 3. 13. Demonstrate returning a record.
27. 3. 14. Return cursor from function
27. 3. 15. Return user-defined type
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