# Table of Contents

- [Command Description](#command-description)
- [Command usage](#command-usage)
- [Example](#example)
- [Operating system support](#operating-system-support)

## Command description

This operation will update the master database and optionally clear the master and local databases.

## Command usage

```bash
Aaru -d [true/false] -v [true/false] database update -h [true/false]
```

```-d, --debug [true/false]``` shows debug output *(default false)*

```-v, --verbose [true/false]``` shows verbose output *(default false)*

```-h, --help [true/false]``` shows help screen for the command instead of running it, ignores all other switches*(default false)*

```--clear [true/false]``` clears existing master database before updating *(default false)*

```--clear-all [true/false]``` clears existing master and local database before updating *(default false)*

## Example

```Aaru database update --clear-all```

## Operating system support

| FreeBSD | macOS | Linux | Windows |
| ------- | ----- | ----- | ------- |
| Yes     | Yes   | Yes   | Yes     |