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oracle SQL Developer is a free and fully supported  graphical tool for database development. With SQL Developer, you can browse database objects, run SQL statements and SQL scripts, and edit and debug PL/SQL statements. You can also run any number of provided reports, as well as create and save your own. SQL Developer enhances productivity and simplifies your database development tasks.
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oracle Function


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SQL> SET SERVEROUTPUT ON
SQL> DECLARE CNUM NUMBER;
  2  BEGIN
  3     CNUM := USER1_ADB.FN_ADDONE(3);
  4     DBMS_OUTPUT.PUT_LINE('CNUM = ' || CNUM);
  5  END;
  6&nbs ......

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create or replace procedure adddept(deptno number,dname varchar2,loc varchar2)
as
  begin
    insert into dept values(deptno,dname,loc);
end;
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public class TestProcedure {
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