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Questions tagged [databases]

A comprehensive collection of related data organized for convenient access, generally associated with software to update and query the data.

0 votes
0 answers
24 views

Where can I find a Database of Corrected Essays in Portuguese-BR?

I'm looking for a database of essays that could be from ENEM, competitions, entrance exams, universities, etc., however, they must have been corrected in Portuguese-BR by humans. Does anyone know ...
Maycon Silva's user avatar
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0 answers
21 views

How to design schemas

To preface, I'm an novice-intermediate Python user and am using ibis+duckdb, pandas, numpy right now. I'm attempting to build a database for medical device results and raw data. To simplify things ...
dgamero's user avatar
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Data access to SAS

I hope this question is not off-topic, and apologize if it is. I'm not a data scientist per se, but as the person in charge of data architecture in my organization, I'd like to check my understanding ...
mrgou's user avatar
  • 133
1 vote
0 answers
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Are there any public medical image databases?

I'm not sure if I'm asking this in the right place, please direct me to the right place for me to ask this if I am not. I'm working on a project to look at images of the inner ear from an otoscope and ...
Skymero's user avatar
  • 11
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how to eal with a column name having comma space or and

I am taking the Coursera assignments on SQL and came across to a question where one of the tables has a column with this name: Elementary, Middle, or High School I do not know how to deal with this ...
Baghban's user avatar
  • 101
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31 views

Converting relational database into vector database

Is there any open-source tools for converting relational database to vector database to be used in llm applications? Which steps can be taken in the conversion?
heyula's user avatar
  • 37
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0 answers
18 views

Do any text tagging NLP tools use a relational database or anything other than text files to annotate texts?

I am learning about how production systems implement text tagging. MILA has this XML format, and according to ChatGPT, Brat has a text file format, though haven't found much examples of that other ...
Lance's user avatar
  • 273
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Key value stores

I am writing an essay & I couldn't find a clear answer, I am new to this concept. Do key-value stores have specific attributes? What are they? I need a source for further understanding if possible....
Kay zhrani's user avatar
1 vote
0 answers
20 views

How to find own way in data field? [closed]

I need help finding my path in the data field. I just completed my MSc in Big Data at university. During my studies, I gained approximately Junior level Python and SQL programming skills, worked with ...
Gleb's user avatar
  • 11
0 votes
1 answer
385 views

How would I design a database structure for a feature store?

I have a personal project to create predictions for tennis matches. It currently consists of a Python application and a MySQL database. I extract data from various websites and APIs and store it in ...
Jossy's user avatar
  • 103
0 votes
1 answer
35 views

Why two different series of SQL queries which do the same thing just in a different order have a different number of rows in their outputs?

I am working on a group project for the US Forest Service to create a dashboard on the US's arial firefighting operations and resources. This part is focused on creating a single data table for the ...
Marlen's user avatar
  • 167
0 votes
1 answer
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How do I get a big-picture feel for my database?

Background: I was just granted access to my company's SQL Server (MS SQL 2019 via Azure Data Studio). As I have not yet been assigned any specific projects I want start digging. I've asked my DBA to ...
Hogan Marhoefer's user avatar
0 votes
1 answer
39 views

Success metric of database migration using row counts

Description I have a problem where I'm tasked to successfully transform and repurpose data from one SQL server to another. Call the source $\text{src}$ and the target database $\text{tgt}$. In order ...
NoVariation's user avatar
0 votes
1 answer
59 views

Missing statement in the below MYSQL query

I have 3 tables with columns likes- ...
Abhishek's user avatar
  • 1,989
2 votes
2 answers
55 views

Is there a machine learning tool that works directly on databases?

Is there a database that can work with machine learning directly? I do not want to use Python or R to build my machine learning pipelines. Is there a database that does this natively?
asmgx's user avatar
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