I'm getting an error while attempting to populate my table with the following query: INSERT INTO d_table SELECT category.name, film_category.film_id FROM category INNER JOIN film_category.film_id ON film_category.category_id = category.category_id It returns an error "relation film_category.film_id does not exist" These are…
I try to populate null-rows in a table with data from the same table. Here is my code: create table public.testdata( id INTEGER, person INTEGER, name varchar(10)); insert into testdata (id, person,name) VALUES ( 1,1,'Jane' ), ( 2,1,'Jane' ), (…
I have a database in MongoDB with two collections: Users and Contacts. In my project I have two models: User and Contact. Every User has an array with his contacts and every contact has a property owner that stores the…
I have a collection called CR what I want to do is query CR like so: let cre = await CR.find({myid: "xxxxxx"}) and i also have a collection called cla, but that one i need to query based off of…