database tag

146 questions


2 answers
100 views
0
What is the validity of the SQL Server index when using EntityFramework?

This is the first development in the Entity Framework 6, ASP.NET (MVC) project (C#).DB is the Azure SQL database.We created a non-clustered index on age because the ID is the primary key and the membe...


4 answers
90 views
0
About Table Design

I'm working on a table design, but I'm having a hard time with my first training, so I'd like some advice.I won't give you any specific information, so it's an example.There is a table like the one ab...

2 years ago

1 answers
75 views
0
I want to create a video playback app! (Question in database)

This time, I have a question about the method.I would like to create an iOS app like YouTube and TikTok.I didn't know how to store the video in the database, so I asked!I don't know even if I look int...

2 years ago

1 answers
75 views
0
Wizard-style new membership does not save information to db

Prerequisites/What you want to achieveI would like to register my user information in db by registering as a new member of the wizard method.We are currently creating a personal development applicatio...


1 answers
96 views
0
I want to make the class definition an external file when fetch(PDO::FETCH_CLASS)

When you create an object with PHP column name properties, you can combine the class definitions and fetch logic to be passed in the same file as follows:./index.php<?php class message { public$id;...

2 years ago

1 answers
79 views
0
Information About the Disk Usage Estimation for the Secondary Index in Cassandra 3.x

I am having trouble estimating the disk usage for the secondary index of Cassandra 3.x.Tyler Hobbs, commissioner of DataStax, responded to 0.7 as follows:Their size will throughly be: (cardinity of th...

2 years ago

1 answers
67 views
0
I want to store the data extracted from the list in sqlite3 (database)

■ Data after extraction: Variable name: name['nameA', 'nameB', 'nameC', 'nameD'] ■ sqlite3:table name:userheader:name■ After storing sqlite3namenameAnameBnameCnameDI want to store it as above.I tried ...

2 years ago

1 answers
85 views
0
I want to create a DB for SQLite for use in the store application in c#

Nice to meet you.I received a lot of comments from the previous question and even set up settings to use SQLite.However, I tried to find out how to create a DB to see if it really touched SQLite, but ...


3 answers
67 views
0
Confirmation of DB's huge number of associations.

DB Matching ConfirmationI am thinking of checking the association between the DB result of the Java modified source and the DB result of the DB result of the modified source.I would like to make sure ...

2 years ago

2 answers
129 views
0
Draw a line between what DB should have as a master and what source code should define

I'm worried about drawing a line between what DB should have as a master and what source code should define as a Const list.Personally, if the user does not edit from the master management screen, I t...

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