Questions tagged [database]

A database is an organized collection of data for one or more purposes, usually in digital form.

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email scrap and send software [closed]

any email send and scrape software for ubuntu lunbuntu for free or cheap? Cant get scrape to work. any way to collect and gather emails on 22.04 unbuntu or lunbuntu? any free or cheap chrome ...
Tom Gallagher's user avatar
1 vote
0 answers
37 views

How do you access and modify data on an IDB file in Ubuntu?

I am running a mobile and web app off of Docker, the data is stored in a mysql folder under various files with extension .idb Is there a way to modify this data directly in the server i.e. using PUTTY ...
PMGuy's user avatar
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1 answer
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Running Java code in Ubuntu 22.04 distributive

I'm new in this field, and trying to do some tests using java in Ubuntu I wrote a code in Java to connect my localhost mssql server and create a new database. the code is tested on windows and it's ...
Stanbo's user avatar
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-2 votes
1 answer
783 views

HOW to INSTALL Libre Base in Ubuntu OS?

Why no is there no Libre Base included with Libre applications that came with Ubuntu? HOW do I INSTALL Libre Base in my Ubuntu OS? Yes I've tried searching this online. So far found nothing that works ...
Molly's user avatar
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3 votes
1 answer
97 views

Installing DBSqlite Browser on Ubuntu

I tried to install DBSqlite Browser for Ubuntu and Derivatives. After installation, I enter the command to open Ubuntu in the terminal: "sqlitebrowser" and the following crashes: qt.qpa.xcb: ...
IlVin's user avatar
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After installing SQL*Plus, how do I find out the default username and password in my 20.04 ubuntu?

Results of the sqlplus command:
Parth Patel's user avatar
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0 answers
18 views

Is there a class of Application that combines MQTT and a RDMBS?

I am planning to install Ubuntu on a Raspberry Pi substitute (Libre lePotato): https://hub.libre.computer/t/ubuntu-server-vs-desktop-vs-base/2218 The goal is to setup a portable MQTT server that ...
gatorback's user avatar
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1 answer
5k views

"Unable to connect to server: connection failed: FATAL: password authentication failed" on brandly installed postgres and PGAdmin4

I want to create a new server and a new postgres database from the PGAdmin4 UI just-installed on Ubuntu 22.04 I already did this before but I don't remember how did I do id. The server I created last ...
Tms91's user avatar
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0 answers
248 views

mysql workbench login error but working on terminal

mysql-workbench is throughing some error but it works in terminal i have installed mysql and set user and password by using sudo codes in Ubuntu. but when i open mysql-workbench, it shows the same ...
Sapna Gupta's user avatar
-1 votes
1 answer
243 views

how to export db sql database to microsoft access database mdb?

i need to export a database in "db" format to access database "mdb" in Ubuntu db browser for sql lite don't have the option to export to mdb - it just have the option to export to ...
ardvv's user avatar
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Installation problem of MongoDB in Ubuntu 20.04

This message show in terminal.... You might want to run 'apt --fix-broken install' to correct these. The following packages have unmet dependencies: mongodb-org-database : Depends: mongodb-org-server ...
Azraf Sami's user avatar
0 votes
1 answer
231 views

Install mutillidae and DVWA on the same machine?

I am using Ubuntu 22.04.1 LTS, I installed mutillidae and it worked perfectly, but now I wanted to install DVWA and it also worked, but when I entered mutillidae again I got this error: " The ...
Jorge Rojas C.'s user avatar
0 votes
1 answer
395 views

400% CPU usage on Linux server

Recently we moved our full stack website to new server (Vultr instance). After moving to new server we are constantly getting 400% CPU usage issue. It's been fifth day since we are getting 400% CPU ...
Sneh Jain's user avatar
0 votes
1 answer
327 views

Increase Mysql row size

When I run a laravel migration i get an error complaining about row size how can i solve i have run a couple of commands but not changed anything SQLSTATE[42000]: Syntax error or access violation: ...
Denis Mulindwa's user avatar
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3k views

postgres 12 suddenly stop accepting connection: connection to server on socket "var/run/postgresql/.s.pgsql.5432 failed no such file or directory

I don't know whats going on, my database just stop running. suddenly when I want to run postgres using user postgres ($postgres psql), it gives me error "connection to server on socket "var/...
padjee's user avatar
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0 votes
1 answer
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Directory CMDs are not working [duplicate]

I am unable to trigger commands in my command line for example, :~$ cd downloads Bash: cd: downloads: Bo such file or directory
Abdul Mumeet Akhter's user avatar
1 vote
3 answers
248 views

Why do I need to use backslash or escape character in order to access a sql file i.e. "/home/algolix/Downloads/poolstore_co_uk_primary\ .sql"

I'm trying to import mysql database using: mysql -u root -p poolstore < /home/algolix/Downloads/poolstore_co_uk_primary.sql but I can't and it says: No such file or directory however, when I ...
Engr. Umar Ejaz's user avatar
0 votes
0 answers
45 views

Installing Kingbase Database

I have been trying to install KingbaseES Database and I followed the instructions here. Everything went fine. In the end, when I try to start the program using: sudo /etc/init.d/kingbase-xe start It ...
lclcug's user avatar
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0 answers
2k views

Cannot find TOCBLOCK, database may be corrupt

I opened Logs today and saw this error which says: ldm_parse_tocblock(): Cannot find TOCBLOCK, database may be corrupt. I am NOT dual-booting, my PC is running under Ubuntu 20.04.3 LTS version, any ...
Bek's user avatar
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0 votes
1 answer
2k views

Postgresql 12 shuts down randomly

I'm using ubuntu 18.04 and postgresql 12, See journalctl below: Dec 16 09:39:19 server sudo[55084]: postgres : TTY=unknown ; PWD=/var/lib/postgresql/12/main ; USER=root ; COMMAND=/usr/sbin/sysctl ...
Divanelen SA's user avatar
-1 votes
1 answer
1k views

java.net.ConnectException : Error connecting to server localhost on port 1,527 with message Connection refused (Connection refused)

I'm running into problems with the use of Apache Derby with IntelliJ's Ultimate edition. When creating the Data Source and Drivers, after filling the form, I test the connection and I get the ...
DBG's user avatar
  • 315
1 vote
1 answer
778 views

mongod cmd won't connect after downloading MongoDB

I have an issue where I cannot connect to the MongoDB server using the cmd mongod after downloading MongoDB. this is what the terminal shows when using mongod: $ mongod {"t":{"$date&...
Lufarius's user avatar
1 vote
0 answers
65 views

Firewall setting are correct but port still closed form outside

I setting up machien for connect to postgresql remotly I check somthing and it's apeare all things is correct Checking the port status : $> sudo netstat -tulpn | grep LISTEN | grep 5432 tcp 0 0 0....
Ali najjar's user avatar
1 vote
0 answers
197 views

Enabling password authentication for new postgres user

How do I make ubuntu prompt me for a password after creating a new postgres user. It doesn't ask for a password with the postgres user but I want to change this under an added user
Jumba Mark's user avatar
0 votes
0 answers
169 views

Set up Postgres

I recently istalled PostgresSQL , but when I enter psql to the terminal, if gives me the error: psql: error: connection to server on socket "/tmp/.s.PGSQL.5432" failed: No such file or ...
user801855's user avatar
0 votes
1 answer
901 views

Can I run MS Access with Ubuntu? [duplicate]

I do have Ubuntu but wondering if I can run MS Access on Linux? I really need it for college. I do have Windows 10 but I rather use Linux. Does it work with Wine?
Jon's user avatar
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2 answers
2k views

Trouble installing MongoDB on Linux Ubuntu 20.04

Others have asked this question, but I have found no answer that works for me. I am trying to install MongoDB on Ubuntu 20.04. I have been following the guide at https://docs.mongodb.com/manual/...
Jared Dubin's user avatar
0 votes
1 answer
65 views

server not rendering website after failed mysql server configuration

I started getting this error when I installed mysql_server on my server as root, I am using ufw, I don't know if I am supposed to allow mysql server through my ufw if I am supposed to, I don't know ...
Abayomi Usman's user avatar
0 votes
1 answer
51 views

which mongoDB should I download?

I'm using Ubuntu 20.10 and I need to download mongoDB Community Server. but in the documentation they don't say which version is supported. so please tell me which version I need to download and how ...
dotan's user avatar
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0 answers
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newer to coding not sure if this is the correct way to manage variables for a project anyone have a second to help me?

Here is a log (I've only included the matching lines there is a lot of other stuff in the real log) /home/steam/pavlovserver/Pavlov/Saved/Logs/Pavlov-backup-2021.07.07-08.51.08.log:[2021.07.06-17.30....
Billywilly joseph's user avatar
1 vote
1 answer
3k views

How can I see only the database I have access to in pgAdmin 4?

I created a free postgres database on Heroku, when connecting it to my pgAdmin4 the connection is done normally, however, thousands of databases appear along with mine. All the databases that appear I ...
Saulo Felipe's user avatar
0 votes
0 answers
39 views

(Ubuntu server 20.04) MySQL DB failing to reinstall

I tried to make a login system but inexperienced in servers and backend as I am, I followed two tutorials with different login credentials for the DB and now I've locked myself out. The first password ...
Ric's user avatar
  • 1
0 votes
0 answers
509 views

Error: Could not find or load main class oracle.net.ca.NetCA

I'm getting this error message, how do I fix it?
Abhinav Maharjan's user avatar
2 votes
0 answers
242 views

dbeaver, font problem

I have problem in DBeaver with russian (azbuka) chars. Everything was fine, but now I see this. It is on OS level or it is app related? How can I fix it? OS Ubuntu 20.04. Thank you.
genderbee's user avatar
  • 850
0 votes
0 answers
41 views

After updating to Ubuntu 20.04.2 LTS. Access 2016 tables stored on the server are behaving strangely

I have a microsoft access table backend stored on the server and 4 users on windows desktops logging into database with the tables being used as link tables. This has been running since 14.4 upgrade ...
Bill Inglis's user avatar
1 vote
0 answers
721 views

Not able to start mysql service in Ubuntu 20.10

Issue Details: I was running MySQL v8 on one of my Raspberry Pi 4 (8 GB) for a few months, however the I am unable to start mysql using sudo service mysql start since morning and receiving below error ...
Tathagata Sarkar's user avatar
0 votes
0 answers
205 views

Trouble wih bundle exec rake install

I am getting this rake aborted message after running bundle exec rake install command for git repository project I am working on.This is the code of trace of operations and error message. /home/...
Vihang Kale's user avatar
0 votes
1 answer
770 views

Use port 995 for MYSQL on ubuntu 20.04 server

In my MYSQL configuration file, when I replace port 3060 (original) by 995, that don't work, when I service mysql restart, I have: Job for mysql.service failed because the control process exited with ...
Franck Gomez's user avatar
1 vote
1 answer
562 views

How to change field name in LibreOffice Base?

I have table as shown below Then I tried to format the field. Why there is no option to change the name? It is possible to change the field name?
Roby Cigar's user avatar
0 votes
1 answer
1k views

database import error using pgadmin 4 v4.28 in ubuntu20.4

I m trying upload database file in local server which name postgresql pgadmin4 v4.28 and facing request timeout issues how can solve this ? I m also increase max upload file limit and have made ...
Muhammad Arshad Nadeem's user avatar
1 vote
2 answers
28k views

Cannot use psql "sudo: unknown user" "sudo: unable to initialize policy plugin"

I've been working on a bot for Discord which utilizes a PostgreSQL database and I'm trying to install it on a Vultr server (Ubuntu 20.04). Everything is working fine until I get to the part where I'm ...
Araraura's user avatar
0 votes
1 answer
4k views

How to run and configure postgres when installed from snap?

Having installed postgres how do I now use it? postgres@mordor:~$ postgres@mordor:~$ whoami postgres postgres@mordor:~$ postgres@mordor:~$ pwd /home/postgres postgres@mordor:~$ postgres@mordor:~$ ...
Nicholas Saunders's user avatar
0 votes
2 answers
472 views

Why doesn't MariaDB or MySQL start?

Apparently purging, and/or reinstalling mysql and mariadb can cause conflicts, so tried: root@mordor:~# root@mordor:~# sudo apt purge mariadb-server mariadb-client mysql-client mysql-server Reading ...
Nicholas Saunders's user avatar
0 votes
1 answer
267 views

What does grep -cE ">" myfile.txt do?

I understand how to use grep; however, I am having trouble understanding the function of using ">" in my command?
AlphaQueUp's user avatar
1 vote
0 answers
124 views

pgAdmin4 will open as if it was a book after switching desktop environments

I use KDE Plasma on Ubuntu. I started a session on regular Ubuntu desktop then switched back. Now, pgAdmin will open on Calibre (ebook management sofware). I tried running pgadmin4 directly on the ...
kiabbo's user avatar
  • 73
0 votes
1 answer
142 views

Where is the database for feedreader?

It's implied: https://code.launchpad.net/~eviltwin1/feedreader/sqlite that feedreader uses sqlite or that it can be configured to do so. I looked in the .config folder, but didn't see anything ...
Nicholas Saunders's user avatar
0 votes
1 answer
5k views

Can't install or uninstall oracle-database-ee-19c on my Ubuntu 20.04

So I tried to install Oracle 19c database on my Ubuntu 20.04 (as in my pc, not a virtual machine or anything, my OS is Ubuntu itself) I downloaded the .rpm file instead of the zip (there was no deb ...
Md Sujan's user avatar
0 votes
1 answer
39 views

How do I Install Ubuntu for all my purposes by removing Windows 10 without loosing my other data files?

I have installed a SATA 480 GB HDD dedicated for the C drive. This does not have any partition. I kept the old HDD with the PC and that has 4 partitions. I also added an 8 GB of RAM with the previous ...
Mahfuzul Haque Nayeem's user avatar
-1 votes
2 answers
259 views

Databases for a single user, is there a non server mode?

I want to store and query large amounts(possibly millions of rows) of stock market data in database. I'm going to be the only user. It's on my desktop machine. The last time I did extensive work on ...
KalaDude's user avatar
0 votes
1 answer
557 views

Can't Remove or Install Mysql in ubuntu

I tried to remove the mysql-server but i got this problem 0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded. 2 not fully installed or removed. After this operation, 111 kB disk space will ...
Fillah Firdausyah's user avatar

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