/    Sign up×
Community /Pin to ProfileBookmark

Select information from 2 table if not match

Dear sir,

I have 2 table name : register and vaccine.
register table has id,firstname
and vaccine also have user_id

on register table has 5 record
id | firstname
1 | A
2 | B
3 | C
4 | D
5 | E

vaccine
user_id
1
2
3

So How can I show information only
4 | D
5 | E

to post a comment

2 Comments(s)

Copy linkTweet thisAlerts:
@NogDogMay 13.2021 — If I'm correctly guessing what you mean:
<i>
</i>select * from register where id not in (
select user_id from vaccine
);
Copy linkTweet thisAlerts:
@NitiphoneauthorMay 14.2021 — Thank you very much sir
×

Success!

Help @Nitiphone spread the word by sharing this article on Twitter...

Tweet This
Sign in
Forgot password?
Sign in with TwitchSign in with GithubCreate Account
about: ({
version: 0.1.9 BETA 3.28,
whats_new: community page,
up_next: more Davinci•003 tasks,
coming_soon: events calendar,
social: @webDeveloperHQ
});

legal: ({
terms: of use,
privacy: policy
});
changelog: (
version: 0.1.9,
notes: added community page

version: 0.1.8,
notes: added Davinci•003

version: 0.1.7,
notes: upvote answers to bounties

version: 0.1.6,
notes: article editor refresh
)...
recent_tips: (
tipper: @darkwebsites540,
tipped: article
amount: 10 SATS,

tipper: @Samric24,
tipped: article
amount: 1000 SATS,

tipper: Anonymous,
tipped: article
amount: 10 SATS,
)...