In this step-by-step guide, you'll learn how to **install PostgreSQL on Ubuntu 24.04 LTS (Linux)**, a powerful open-source relational database management system. PostgreSQL is known for its reliability, robustness, and wide array of features, making it a favorite among developers and database administrators. This tutorial will cover everything from installing PostgreSQL to running basic database commands.
### Steps to Install PostgreSQL on Ubuntu 24.04 LTS:
#### 1. **Update and Upgrade the System**:
- Before installing PostgreSQL, it’s always a good idea to update and upgrade your system packages to ensure everything is up-to-date.
- Open the **terminal** and run:
```bash
sudo apt update && sudo apt upgrade -y
```
#### 2. **Install PostgreSQL**:
- Ubuntu has PostgreSQL available in its default package repositories. To install PostgreSQL, simply use the **apt** package manager:
```bash
sudo apt install postgresql postgresql-contrib -y
```
- The `postgresql-contrib` package includes useful additional tools and utilities that enhance PostgreSQL's functionality.
#### 3. **Check PostgreSQL Status**:
- After installation, PostgreSQL should start automatically. You can check the status with the following command:
```bash
sudo systemctl status postgresql
```
- You should see an output indicating that PostgreSQL is active and running.
#### 4. **Switch to the PostgreSQL User**:
- By default, PostgreSQL creates a use
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2024/10/27
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