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All versions of PostgreSQL. Add an additional version-specific tag like [postgresql-13] if that context is relevant.

0 votes
1 answer
1k views

Distinct users while using join statement

I have a huge database 'Job seeker' having multiple table like username, skills, qualification, job, social media, etc. One user can have multiple columns on job, social media, etc. table. Now if I us …
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0 votes
0 answers
502 views

Delete rows from multiple tables with foreign key constrain

I have a a database with tables worker_info, worker_skills, worker_url, worker_joining_date, worker_leaving_date, etc. The worker_info had a column called id which is foreign key to other tables.There …
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