I have two tables with a one-to-many relationship that looks something like this: CREATE TABLE products ( id UUID PRIMARY KEY, name TEXT ); CREATE TABLE product_variations ( id UUID PRIMARY KEY, product_id UUID REFERENCES products, attribute1 TEXT, attribute2 TEXT,…
I created some vertices to represent MTG cards. Each card has a property called mana_cost, which is the cost to play that card in the game. The mana_cost value is stored between curly braces in a string. For example, "{G}{G}"…
Django's documentation mentions aggregation: q = Book.objects.annotate(Count('authors')) My code is full of similar constructs (adding a count of something to a queryset, using annotate), and this always worked well. Now suddenly, for reasons unknown, I'm getting this error: ProgrammingError: column…
I'm trying to group rows when it starts with 1 and has consecutive 0s, and stop grouping once it meets another 1 or 2. Here is an example: (column 'group' is what I expect to see) +-----+------+-------+ | seq |…
Is it possible to have @id @default(autoincrement()) with auto-incrementation starting the ids from 0 instead of 1 ? In relation to : start ids at an arbitrary number in prisma data model (which did not receive any answer either) I…
My goal is to calculate the interval between two date with and without Saturday and Sunday. If my table look like this : entity_id time_c next_time_c 1 '2022-06-09 15:39:00' '2023-02-27 15:09:48' 2 '2023-03-06 11:17:12' '2023-03-06 11:17:14' I'm able to calculate…
I am having a table as follows. entity_id|effective_date|value| A |2023-09-09 |234 | A |2023-09-06 |345 | B |2023-09-02 |341 | C |2023-09-01 |347 | I want to find all unique entity IDs with the maximum effective date and their respective…
I couldn't find a definite answer for my concerns, so I might as well ask it from you guys! Long story short: We need to perform an UPDATE command on roughly 400M rows. The command could be modified to work…
The postgresql.conf file found in /var/lib/postgresql/data is all commented (I checked) like this: but when I try to get some configurations using: SELECT current_setting('autovacuum') why is that? Can I edit the file or there is another file on the TimescaleDB…
I am trying to write a query for select a specific year data from data table, but I am getting an error. I am trying to reach the average of the hourly fee for cars parked in 2022. I wrote…