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-- Create table create table LISHI (

shijian VARCHAR2(50), huming VARCHAR2(15), caozuo VARCHAR2(100), yue NUMBER )

tablespace USERS pctfree 10 initrans 1 maxtrans 255 storage (

initial 64K minextents 1

maxextents unlimited );

-- Create/Recreate primary, unique and foreign key constraints alter table LISHI

add constraint »§ÃûÍâ¼ü foreign key (HUMING)

37

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references YONGHU (HUMING);

-- Create table

create table YONGHU (

huming VARCHAR2(15) not null, mima VARCHAR2(15),

yue NUMBER default 10000, shijian DATE )

tablespace USERS pctfree 10 initrans 1 maxtrans 255 storage (

initial 64K minextents 1

maxextents unlimited );

-- Create/Recreate primary, unique and foreign key constraints alter table YONGHU

add constraint »§Ãû primary key (HUMING) using index

tablespace USERS pctfree 10 initrans 2 maxtrans 255 storage (

initial 64K minextents 1

maxextents unlimited );

´æ´¢¹ý³Ì

create or replace procedure p_yh( --pl/sql´æ´¢¹ý³Ì --ÓÃÓÚ¶ÔÓû§±í

--½øÐÐ ¸üÐÂÃÜÂëºÍÓà¶î ²Ù×÷ v_rmark in number,--Åж¨²Ù×÷ --v_shijian in varchar2,--//²Ù×÷ʱ¼ä v_huming in varchar2,--»§Ãû

38

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v_mima in varchar2,--Óû§ÃÜÂë v_yue in number--//Ê£Óà½ð¶î ) is

-- Local variables here

begin

-- Test statements here if(v_rmark=1)then

insert into yonghu values(v_huming,v_mima,v_yue,sysdate); elsif(v_rmark=2)then

update yonghu set mima=v_mima where huming=v_huming; else

update yonghu set yue=yue+v_yue where huming=v_huming; end if; commit; end;

create or replace procedure p_ls( --pl/sql´æ´¢¹ý³Ì --ÓÃÓÚ¶ÔÀúÊ·±í

--½øÐÐ ´æ´¢ ɾ³ý ²Ù×÷

v_rmark in number,--Åж¨²Ù×÷ --v_shijian in varchar2,--//²Ù×÷ʱ¼ä v_huming in varchar2,--»§Ãû v_caozuo in varchar2,--Óû§²Ù×÷ v_yue in number--//²Ù×÷½ð¶î ) is

-- Local variables here begin

-- Test statements here if(v_rmark=1)then--´æ´¢ insert into lishi values(to_char(systimestamp,'yyyy-mm-dd hh24:mi:ss'),v_huming,v_caozuo,v_yue); else--ɾ³ý

delete from lishi where huming=v_huming; end if; commit; end;

39

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