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better generation (but not yet completed)

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This commit is contained in:
Maciekxdabu 2022-12-14 13:02:22 +01:00
parent b512ef8bba
commit b19032268f
1 changed files with 29 additions and 8 deletions
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37
SQL stuff/generate_lab-4.sql
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@ -1,3 +1,6 @@
--variable loops number
--loops := 1000;
alter table manager alter table manager
DISABLE constraint manager_club_fk; DISABLE constraint manager_club_fk;
@ -6,6 +9,8 @@ alter table club
alter table club alter table club
DISABLE constraint club_competition_fk; DISABLE constraint club_competition_fk;
truncate table takes_part_in cascade;--
truncate table takes_place_in cascade;--
truncate table player cascade;-- truncate table player cascade;--
truncate table match cascade;-- truncate table match cascade;--
truncate table stadium cascade;-- truncate table stadium cascade;--
@ -30,7 +35,7 @@ insert into competition
DBMS_RANDOM.value(1,5) as reputation DBMS_RANDOM.value(1,5) as reputation
--into competionTemp --into competionTemp
from dual from dual
connect by level <=10 connect by level <=1000
; ;
insert into manager insert into manager
@ -42,7 +47,7 @@ insert into manager
DBMS_RANDOM.value(0,1000000) as wage, DBMS_RANDOM.value(0,1000000) as wage,
level as club_id level as club_id
from dual from dual
connect by level <=10 connect by level <=1000
; ;
insert into club insert into club
@ -53,10 +58,10 @@ insert into club
DBMS_RANDOM.value(1,5)as training_ground_quality, DBMS_RANDOM.value(1,5)as training_ground_quality,
DBMS_RANDOM.value(1,5) as reputation, DBMS_RANDOM.value(1,5) as reputation,
dbms_random.string('A', 6) as country_of_origin, dbms_random.string('A', 6) as country_of_origin,
level as competition_id, --https://stackoverflow.com/questions/27879874/how-to-get-random-foreign-key-in-sql-developer dbms_random.value(1,1000) as competition_id, --https://stackoverflow.com/questions/27879874/how-to-get-random-foreign-key-in-sql-developer
level as manager_id level as manager_id
from dual from dual
connect by level <=10 connect by level <=1000
; ;
-- attempt at getting random id from competition: (SELECT id FROM competition SAMPLE(1) WHERE rownum = 1) -- attempt at getting random id from competition: (SELECT id FROM competition SAMPLE(1) WHERE rownum = 1)
@ -72,7 +77,7 @@ insert into stadium
DBMS_RANDOM.value(0,200) as ticket_price, DBMS_RANDOM.value(0,200) as ticket_price,
level as club_id level as club_id
from dual from dual
connect by level <=10 connect by level <=1000
; ;
--insert into match --insert into match
@ -87,7 +92,7 @@ connect by level <=10
-- dbms_random.string('A', 6) as referee_name, -- dbms_random.string('A', 6) as referee_name,
-- level as competition_id -- level as competition_id
-- from dual -- from dual
--connect by level <=10 --connect by level <=1000
--; --;
@ -102,9 +107,25 @@ insert into player
DBMS_RANDOM.value(15, 50) as age, DBMS_RANDOM.value(15, 50) as age,
DBMS_RANDOM.value(15, 50) as wages, DBMS_RANDOM.value(15, 50) as wages,
DBMS_RANDOM.value(0, 1000000000) as transfer_value, DBMS_RANDOM.value(0, 1000000000) as transfer_value,
level as club_id dbms_random.value(1,1000) as club_id
from dual from dual
connect by level <=10 connect by level <=1000
;
--insert into takes_part_in
-- select
-- level as club_id,
-- level as match_id
-- from dual
--connect by level <=1000
--;
insert into takes_place_in
select
dbms_random.value(1,1000) as stadium_id,
dbms_random.value(1,1000) as competition_id
from dual
connect by level <=1000
; ;
alter table manager alter table manager