My problem is: I have 1000 parcels and 1 of them is mine, what I have to do is to find which are my neighbourhoods which means whose parcels are touched with my parcel. The perfect example is showed on…
So I essentially want to work around the fact that CASE WHEN stops executing when it finds its first TRUE return. I'd like to sum every instance of a non-null value between multiple columns, and group these based on my…
My table has a "Timestamp" column (text type) with YYYY-MM-DDTHH:MM:SSZ formatted dates. I want to generate a timestamptz formatted column with a continuous UTC timestamp but have been unable to do it. I have tried many methods suggested in forums…
I'm trying to make a table in which I can generate a column value based on another column value. For instance: id (primary key)(identity)(int) temp_id (varchar) desc (varchar) 1 temp1 hello 2 temp2 hello brother temp_id column's value should be…
For example I have a Product table with count, but I would like to display only the values of the top 3 products based on the sum of their count. Product Date Value Product 1 2022-12-01 200 Product 1 2022-12-02…
I need to add constraint(regex) on DB level so that no one able to enter/edit that particular column with invalid input on already existing table. I'm using Sequelize, Postgres. I tried it using migration but still able to enter invalid…
How can I enforce the following business logic in my database schema, without using application code: a user must belong to exactly one company a company can have multiple vehicles a vehicle can have multiple companies a user can have…
I just discovered, that storing dates in utc is not ideally correct if we are also dealing with dates in the future. It seems to be the case because, timezones seem to change more often than we think they do.…
I have a Postgres table with a field called user_uuid with type uuid. I also have a valid UUID value that I want to manually insert in that row, but I can't seem to find a way to manually create…
I am attempting to count the number of each category and merge it back onto the table by overwriting the table in postgresql. This is the main table I have (Named Titanic, containing the columns in question): PassengerId Group 0001_01…