194,092 questions
-3
votes
0
answers
31
views
Should each application environment use a separate database instance? [closed]
I am setting up a database configuration for a web application with multiple environments:
local
development
staging
production
I often see projects using a different database for each environment and ...
0
votes
0
answers
45
views
Prisma V7 Error: Client Password must be a string
I am sorry if it's asked already, I just migrated to Prisma V7 and am stuck with an unsolvable error.
SCRAM-SERVER-FIRST-MESSAGE: client password must be a string
The server runs fine, Though the ...
-1
votes
2
answers
55
views
Selenium use database for Chrome but not for Firefox
I have an app for listing my books.
I want to test my code in chrome and firefox both, using the fixture in my database but without touching the real database. In the database I have some data for the ...
- 1,387
Tooling
0
votes
1
replies
46
views
What database to choose?
I'm analysing a case that a data warehouse can be used instead of CRM - as a base that collect all information about customers, offers, invoices and soon.
I will scrape data from 3 already existing ...
- 1
0
votes
1
answer
56
views
What is the practical difference between static and dynamic background workers in PostgreSQL?
I’m trying to understand when to use a static background worker vs a dynamic one in PostgreSQL.
From what I know so far:
Static workers are registered during postmaster startup
Dynamic workers can be ...
- 53
Advice
0
votes
3
replies
67
views
PostgreSQL: primary key based on timestamp
I am working on a highload system, which needs to process quite a lot of events, but not an insanely huge amount. The data ingested has to be editable during a short period of time, and then the need ...
- 9,790
0
votes
1
answer
24
views
Neo4j has issues with loading Reactome Graph Database
I have been trying to start exploring the Reactome Graph Database today following the instructions given at https://reactome.org/dev/graph-database#GetStarted
I have installed Neo4j Desktop 2 (version ...
- 301
Advice
0
votes
0
replies
15
views
ER Model and Scheduling Logic for a Pet Grooming Appointment System
Function Table
ER Model
I am currently designing the database schema for a Pet Grooming Appointment System (focusing solely on the appointment functionality, excluding user registration). I've ...
- 1
Best practices
3
votes
5
replies
159
views
Fastest way to read 10M DB rows in Python?
I’m trying to efficiently read about 10 million rows (single column) from a database table in Python and I’m not sure if my current approach is reasonable or if I’m missing some optimizations.
...
1
vote
0
answers
88
views
Heavy duplication when upserting with GORM generics in SQLite
I have several models in my application, which have associations between each other. I'm trying to recursively upsert them, but haven't been able to find a good solution that doesn't extensively rely ...
- 49
0
votes
0
answers
37
views
PolarDB vector database data import
I tried to import some MD files into PolarDB vector database. Some files hit errors like follow:
Failed file: monthly_2021_07_05.md
Log file: import_with_errors.log
Error context:
2025-10-28 17:23:07,...
- 21
Tooling
0
votes
4
replies
73
views
Is there a Database First approach in Java like Entity Framework in C#?
I’m used to working with a Database First approach in C#. I design my database schema (often with MySQL Workbench) and do a forward engineering, then generate my C# models using Entity Framework’s. ...
Best practices
0
votes
0
replies
71
views
How to physical, logical model your unstructured data
If I have data lake.. which have a lot of files and data.. structured and un structured .. is it the correct place , or what is the best practice to create the physical, logical model of my data.. ...
- 49
2
votes
0
answers
130
views
Can not mark more then one line in DBeaver
I am facing an issue in DBeaver.
I always update my DBeaver program when it says to update, and I am using a MAC.
The version of DBeaver is 25.2.5.202511161745.
I try to mark via the mouse more than ...
- 1,267
0
votes
0
answers
49
views
How to handle contention at scale? [closed]
We’re building a system where an offer can be redeemed until a global limit is reached.
For example, an offer may allow a maximum total redeemable amount (e.g., 10M), or/and only allow each user to ...
- 657