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Sep 30, 2025
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docs: update readme getting started instructions #23

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docs: update readme getting started instructions
averikitsch Sep 26, 2025
5d1cce0
Update README.md
averikitsch Sep 30, 2025
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Merge branch 'main' into readme-instrutct
averikitsch Sep 30, 2025
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27 changes: 23 additions & 4 deletions README.md
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Expand Up @@ -21,15 +21,17 @@ Before you begin, ensure you have the following:
* A running PostgreSQL instance.
* User are granted database-level permissions to execute queries.

## Installation
## Getting Started

### Installation

To install the extension, use the command:

```bash
gemini extensions install https://github.com/gemini-cli-extensions/postgres
```

## Configuration
### Configuration

Set the following environment variables before starting the Gemini CLI:

Expand All @@ -39,6 +41,19 @@ Set the following environment variables before starting the Gemini CLI:
* `POSTGRES_USER`: The username for authentication.
* `POSTGRES_PASSWORD`: The password for authentication.

### Start Gemini CLI

To start the Gemini CLI, use the following command:

```bash
gemini
```

> [!WARNING]
> **Changing Instance & Database Connections**
> Currently, the database connection must be configured before starting the Gemini CLI and can not be changed during a session.
> To save and resume conversation history use command: `/chat save <tag>` and `/chat resume <tag>`.

## Usage Examples

Interact with Postgres using natural language right from your IDE:
Expand Down Expand Up @@ -67,8 +82,12 @@ Interact with Postgres using natural language right from your IDE:

## Additional Extensions

Find additional extensions to support your entire software development lifecycle at [github.com/gemini-cli-extensions](https://github.com/gemini-cli-extensions).
Find additional extensions to support your entire software development lifecycle at [github.com/gemini-cli-extensions](https://github.com/gemini-cli-extensions), including:
* [Cloud SQL for PostgreSQL extension](https://github.com/gemini-cli-extensions/cloud-sql-postgresql)
* and more!

## Troubleshooting

* "cannot execute binary file": Ensure the correct binary for your OS/Architecture has been downloaded. See [Installing the server](https://googleapis.github.io/genai-toolbox/getting-started/introduction/#installing-the-server) for more information.
* "✖ Error during discovery for server: MCP error -32000: Connection closed": The database connection has not been established. Ensure your configuration is set via environment variables.
* "✖ MCP ERROR: Error: spawn /Users/<USER>/.gemini/extensions/postgres/toolbox ENOENT": The Toolbox binary did not download correctly. Ensure you are using Gemini CLI v0.6.0+.
* "cannot execute binary file": The Toolbox binary did not download correctly. Ensure the correct binary for your OS/Architecture has been downloaded. See [Installing the server](https://googleapis.github.io/genai-toolbox/getting-started/introduction/#installing-the-server) for more information.