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2026-03-12 20:23:15

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2026-03-12 21:23:47 +01:00
parent eab4b36eca
commit 93039b8489
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46
my/random_data/STORE_random_01.sql Normal file
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declare
id VARCHAR2(40);
firstname VARCHAR2(20);
lastname VARCHAR2(20);
name VARCHAR2(50);
birthdate DATE;
zip VARCHAR2(5);
i NUMBER;
rand1 NUMBER;
rand2 NUMBER;
rand3 NUMBER;
max_id_firstname NUMBER;
max_id_lastname NUMBER;
max_id_city NUMBER;
begin
select max(id) into max_id_firstname from US_FIRSTNAME;
select max(id) into max_id_lastname from US_LASTNAME;
select max(id) into max_id_city from CITY;
for i in 1..1000000 loop
rand1:=round(dbms_random.value(1,max_id_firstname));
rand2:=round(dbms_random.value(1,max_id_lastname));
rand3:=round(dbms_random.value(1,max_id_city));
SELECT FIRSTNAME into firstname FROM US_FIRSTNAME where ID=rand1;
SELECT LASTNAME into lastname FROM US_LASTNAME where ID=rand2;
SELECT ZIP into zip FROM CITY where ID=rand3;
NAME:=FIRSTNAME ||' '|| LASTNAME;
SELECT TO_DATE(
TRUNC(
DBMS_RANDOM.VALUE(TO_CHAR(DATE '1960-01-01','J')
,TO_CHAR(DATE '2011-12-31','J')
)
),'J'
) into birthdate FROM DUAL;
insert into CLIENT(ID,NAME,BIRTHDATE,ZIP) values (i,NAME,BIRTHDATE,ZIP);
if mod(i,10000)=0 then
commit;
end if;
end loop;
commit;
end;
/

26
my/random_data/STORE_random_02.sql Normal file
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declare
max_id_client NUMBER;
max_id_street NUMBER;
i NUMBER;
rand1 NUMBER;
rand2 NUMBER;
random_address VARCHAR2(50);
random_street VARCHAR2(40);
begin
select max(id) into max_id_client from CLIENT;
select max(id) into max_id_street from US_STREET;
for i in 1..max_id_client loop
rand1:=round(dbms_random.value(1,max_id_street));
rand2:=round(dbms_random.value(1,400));
select FULLNAME into random_street from US_STREET where ID=rand1;
random_address:=to_char(rand2)||' '||random_street;
update CLIENT set ADDRESS=random_address where ID=i;
end loop;
commit;
end;
/

97
my/random_data/scratch_01.sql Normal file
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drop table R1 purge;
create table R1 as
select
rownum ID,
round(dbms_random.value(1,100000)) N1,
round(dbms_random.value(1,1000)) N2,
case
when mod(rownum,10)=0 then 'BINGO'
else
dbms_random.string('X',5)
end S1,
TO_DATE(
TRUNC(
dbms_random.value(TO_CHAR(DATE '1960-01-01','J')
,TO_CHAR(DATE '2011-12-31','J')
)
),'J'
) D1,
'Record #'||to_char(rownum) S2
from
dual
connect by level<=100000;
drop table R2 purge;
create table R2 as
select
rownum ID,
dbms_random.string('X',5) S1,
case
when mod(rownum,3)=0 then 'M3'
else
dbms_random.string('X',5)
end S2,
round(dbms_random.value(1,100)) N1,
TO_DATE(
TRUNC(
dbms_random.value(TO_CHAR(DATE '1960-01-01','J')
,TO_CHAR(DATE '2011-12-31','J')
)
),'J'
) D1
from
dual
connect by level<=1000;
drop table R3 purge;
create table R3 as
select
rownum ID,
dbms_random.string('X',5) S1,
case
when mod(rownum,2)=0 then 'M2'
else
dbms_random.string('X',5)
end S2,
round(dbms_random.value(1,1000)) N1
from
dual
connect by level<=1000;
drop table R4 purge;
create table R4 as
select
rownum ID,
dbms_random.string('X',5) S1,
TO_DATE(
TRUNC(
dbms_random.value(TO_CHAR(DATE '1960-01-01','J')
,TO_CHAR(DATE '2011-12-31','J')
)
),'J'
) D1
from
dual
connect by level<=10000;
ALTER TABLE R1 MODIFY (ID NOT NULL);
ALTER TABLE R1 ADD CONSTRAINT R1_PK PRIMARY KEY (ID) ENABLE;
ALTER TABLE R2 MODIFY (ID NOT NULL);
ALTER TABLE R2 ADD CONSTRAINT R2_PK PRIMARY KEY (ID) ENABLE;
ALTER TABLE R3 MODIFY (ID NOT NULL);
ALTER TABLE R3 ADD CONSTRAINT R3_PK PRIMARY KEY (ID) ENABLE;
ALTER TABLE R4 MODIFY (ID NOT NULL);
ALTER TABLE R4 ADD CONSTRAINT R4_PK PRIMARY KEY (ID) ENABLE;
ALTER TABLE R1 ADD CONSTRAINT R1_FK1 FOREIGN KEY(N2) REFERENCES R2(ID) ENABLE;
ALTER TABLE R3 ADD CONSTRAINT R3_FK1 FOREIGN KEY(N1) REFERENCES R2(ID) ENABLE;
ALTER TABLE R2 ADD CONSTRAINT R2_FK1 FOREIGN KEY(N1) REFERENCES R4(ID) ENABLE;