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Postgresql – Django prefetch_related on ForeignKey relation
I have this database setup:
class Profile(AbstractBaseUser, PermissionsMixin):
email = models.CharField(max_length=30, null=True, unique=True)
Group multiple events for ID in postgreSQL data
I’m trying to select pairs of events from my data. I have a data that looks like this:
create table
Postgresql – How to get list of customized options in postgres
In postgres I can define custom option using
set x.x = 12;
I can also read it using following
Postgresql – Handling concurrent gift card purchases in ASP.NET Core API without causing database concurrency issues
I’m working on a gift card system where I have two main database tables:
GiftCards and ActivationCodes. Each gift card
Postgresql – Convert a string num to an int and write to an SQL file?
I have a price column in my .sql file that is currently a string of numbers (prices). I want to
Postgresql – Does serial data type assign unique values to each thread trying to insert?
I am getting following error when inserting data in Postgres in a multi-threaded env, I am relying of serial data
Postgresql – How can I request unique records (DISTINCT) together with a mechanism for selecting the desired value among the same ones?
I need to select rows from the database that are unique by date. Ideally, there will be very few such
Postgresql – Why Postgres query is not using column in Index Condition but uses it in Filter condition
I am running a simple join query, where the table incident_tracker_details is covered by a suitable index. The query is
Postgresql – Need to create group based on actions
I have a table and I am only interested in two columns to perform two actions (Ignore or Good),
Postgresql – SQL table with thousands of columns
I need to store data(float) from 20,000 sensors once a second. I originally wanted to create the following tableļ¼
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