declare v_job ) := 'Programmer'; v_sal number; begin if v_job = 'Programmer' then v_sal :; elsif v_job = 'Senior Programmer' then v_sal :; else v_sal :; end if; dbms_output.put_line(v_sal); end;…

--Count the length of string select lengthb('select * from scott.emp') as countted_by_byte, length('select * from scott.emp') as countted_by_char from dual; --For some character encoding, the length() and the lengthb() is same in english --you may us…

declare v_sal ; begin loop v_sal :; dbms_output.put_line(v_sal); then exit; end if; end loop; end;…

DECLARE v_sql ) := ''; v_count NUMBER; BEGIN v_sql := v_sql || 'select count(1) from scott.emp t'; EXECUTE IMMEDIATE v_sql INTO v_count; dbms_output.put_line(v_count); END;…

CREATE OR REPLACE FUNCTION function_name RETURN DATE AS v_date DATE; BEGIN ; dbms_output.put_line(v_date); RETURN v_date; END function_name;…

declare v_sal ) :; begin --if you could not see the output in console, you should set output on first use the command in command line : set serveroutput on dbms_output.put_line(v_sal); end;…

-- refer: -- http://www.cnblogs.com/gnielee/archive/2009/09/09/1563154.html -- http://www.cnblogs.com/yudy/archive/2012/07/18/2597874.html ); CREATE OR REPLACE FUNCTION splitstr(p_string IN VARCHAR2, p_delimiter IN VARCHAR2 := ',') RETURN ty_str_spli…

declare Type ref_cur_variable IS REF cursor; cur_variable ref_cur_variable; v_ename ); v_deptno ); v_sal ,); v_sql ) := 'select t.ename, t.deptno, t.sal from scott.emp t'; begin Open cur_variable For v_sql; Loop fetch cur_variable InTo v_ename, v_dep…

create or replace function function_demo RETURN emp PIPELINED as Type ref_cur_emp IS REF CURSOR RETURN emp%RowType; cur_emp ref_cur_emp; rec_emp cur_emp%RowType; begin Open cur_emp For select * from emp t; Loop fetch cur_emp InTo rec_emp; Exit When c…

--PACKAGE CREATE OR REPLACE PACKAGE test_141215 is TYPE type_ref IS record( ENAME ), SAL )); TYPE t_type_ref IS TABLE OF type_ref; FUNCTION retrieve(v_name varchar2) RETURN t_type_ref PIPELINED; END test_141215; -- PACKAGE BODY CREATE OR REPLACE PACK…