todo-go

A simply activity

Database

• Installing PostgreSQL

$ sudo apt update

Then, install the Postgres package along with a -contrib package that adds some additional utilities and functionality:

$ sudo apt install postgresql postgresql-contrib

• Ensure that the server is running using the systemctl start command:

sudo systemctl start postgresql.service

• Switch over to the postgres account on your server by typing:

sudo -i -u postgres

• You can now access the PostgreSQL prompt immediately by typing:

psql

• Exit out of the PostgreSQL prompt by typing:

\q

Creating a New Database ( use semicolon must )

create database <dbname>;

• check database list

\list

• how to delete database ( use semicolon must )

drop database <dbname>;

• Create a new user with password ( use semicolon must )

create user <username> with password 'pass';