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Advice
0
votes
2
replies
47
views
How booking system works here?
Assume that there are two seats available on the train simultaneously Users 1 and User 2 begin booking two seats on the app at the same time, and filling out the details. Then both user reflected on ...
Best practices
0
votes
4
replies
83
views
Could you please advise on how to create a universal solution for working with databases using Delphi Community Edition
Could you please advise on how to create a universal solution for working with databases using Delphi Community Edition? I’d appreciate guidance on best practices, recommended components (such as ...
-1
votes
0
answers
45
views
Quasar frontend in dev mode not displaying content from the backend [closed]
when run quasar dev
but not display content from database back end
front end port 8080
back end port 8000
this my quasarconfig js
// Full list of options: https://v2.quasar.dev/quasar-cli-webpack/...
1
vote
0
answers
15
views
Why does Milvus query_iterator fail or return incomplete results with INT64 primary key edge values?
I’m encountering unexpected behavior when using query_iterator in Milvus 2.5.8 (standalone mode) with an INT64 primary key at its boundary values.
My collection schema is simple:
Primary key: INT64
...
Advice
0
votes
2
replies
141
views
Migrating data to a new database -> On-Prem or Cloud?
At my company, we're starting our data department. Currently, all the information is managed in Google Drive, and knowing this isn't ideal, I want to begin migrating the data to a database. Since we ...
Advice
0
votes
2
replies
52
views
What are problems with my reasoning that a WAL (write-ahead log) is redundant for my TSDB (time-series DB)?
I am building a time series database in C++. Changes to record sets are restricted to appends. This is not a production system, rather for learning.
The motivation and purpose for a WAL (write-ahead ...
0
votes
1
answer
39
views
Efficient Search Across Elasticsearch and Neo4j Without Pulling Large Result Sets
here i got :
Elasticsearch stores most of the searchable / document-like data (text fields, city, etc.)
Neo4j stores relationships and some entity attributes (e.g., gender, graph connections)
Each ...
-3
votes
0
answers
43
views
Avoiding counter update contention under high write throughput [closed]
We maintain multiple counters where each incoming request increments or decrements one or more counters. These counters are bounded by a max value, once that is reached, we reject the requests.
...
Advice
0
votes
0
replies
36
views
Modular production for "see-through" factories and data center shells
I’ve been thinking about modular production for "transparent factories" and data center outer frames/shells. Do you think this approach actually improves data center construction, and how much ...
3
votes
0
answers
32
views
Why does Milvus Go RowBasedInsertOption conflict with Function-generated sparse vector fields?
I’m using Milvus 2.5 with the Go SDK (v2.5.1) and ran into an issue when inserting data into a collection that uses a Function-defined field together with RowBasedInsertOption.
In my collection schema,...
-3
votes
0
answers
46
views
Supabase, Unexpected end of JSON input Error While uploading img file to storage [closed]
Trying to upload a image file(png) to Supabase Storage Using the code below.
import fs from 'fs'
import { createClient } from '@supabase/supabase-js'
import 'dotenv/config'
const supabase = ...
Tooling
0
votes
2
replies
54
views
ASP.NET With AI
I’m working with ASP.NET and I would like to integrate an AI model into my backend API.
Could you please explain the available approaches, the required tools or services, and the best practices for ...
-1
votes
0
answers
25
views
Logical replication not resuming after upgrading subscriber from PostgreSQL 13 to 18 [migrated]
My publisher is running PostgreSQL 17 and the subscriber is on PostgreSQL 13.
What I am trying to do
My goal is to upgrade PostgreSQL from version 13 to 18 on the subscriber side.
Because our ...
2
votes
0
answers
45
views
Why does Milvus return a generic RPC error when json_contains_all uses mixed types in an ARRAY?
I’m using Milvus 2.5 with PyMilvus 2.5.x and ran into a confusing error message when querying an ARRAY<FLOAT> field.
In my collection schema, I defined an array field float_array with ...
Advice
0
votes
5
replies
50
views
Is there anyway I can change a M:N table dependency into a 1:N dependency
I currently have two tables: EmailConfig and AccountOwner. They have a many-to-many relationship because multiple owners can have multiple email configurations, and vice versa. Since I can’t directly ...