## Documentation Index

Fetch the complete documentation index at: [/llms.txt](https://docs.cognigy.com/llms.txt)

Use this file to discover all available pages before exploring further.

## Description

The MongoDB Nodes let you execute a range of operations on your [MongoDB](https://www.mongodb.com/docs/).

## Restrictions

- MongoDB Nodes are compatible with MongoDB 3.6 or later versions.

## Nodes

### Find

| Parameter | Type | Description |
| --- | --- | --- |
| MongoDB Connection | List | Select MongoDB database connection. To create a new connection, click  . |
| Collection | CognigyScript | The name of the MongoDB collection. |
| Query | JSON | The MongoDB query. [MongoDB Documentation: Find](https://docs.mongodb.com/manual/reference/method/db.collection.find/) |

Result Storage

| Parameter | Type | Description |
| --- | --- | --- |
| Where to store the result | List | - **Input** — stores the result in the Input object.<br>- **Context** — stores the result in the Context object. |
| Input Key to store Result | CognigyScript | Enter the key where the result should be stored. |

Advanced

| Parameter | Type | Description |
| --- | --- | --- |
| Projection | JSON | Read the MongoDB documentation for more information on Projection. [MongoDB Documentation: Projection](https://docs.mongodb.com/manual/reference/operator/projection/) |
| Options | JSON | Read the MongoDB documentation for configurable options. [MongoDB Documentation](https://docs.mongodb.com/manual) |
| Index | CognigyScript | Refer to the MongoDB documentation on Indexes. [MongoDB Documentation: Indexes](https://docs.mongodb.com/manual/indexes/) |
| Stop on Error | Toggle | Lets you configure whether to stop flow execution when an error occurs or not. |

Caching

| Parameter | Type | Description |
| --- | --- | --- |
| Cache Response from MongoDB Operation | Toggle | Whether to cache the MongoDB responses to optimize performance. |
| The expiration time of the cache (in s) | Number | The expiration time in seconds of the cache. |

### Find One

| Parameter | Type | Description |
| --- | --- | --- |
| MongoDB Connection | List | Select MongoDB database connection. To create a new connection, click  . |
| Collection | CognigyScript | The name of the MongoDB collection. |
| Query | JSON | The MongoDB query. [MongoDB Documentation: FindOne](https://docs.mongodb.com/manual/reference/method/db.collection.findOne/) |

Result Storage

Advanced

| Parameter | Type | Description |
| --- | --- | --- |
| Projection | JSON | Read the MongoDB documentation for more information on Projection. [MongoDB Documentation: Projection](https://docs.mongodb.com/manual/reference/operator/projection/) |
| Options | JSON | Read the MongoDB documentation for configurable options. [MongoDB Documentation](https://docs.mongodb.com/manual) |
| Stop on Error | Toggle | Lets you configure whether to stop flow execution when an error occurs or not. |

Caching

### Update One

| Parameter | Type | Description |
| --- | --- | --- |
| MongoDB Connection | List | Select MongoDB database connection. To create a new connection, click . |
| Collection | CognigyScript | The name of the MongoDB collection. |
| Update | JSON | The MongoDB update payload in JSON format. [MongoDB Documentation: UpdateOne](https://docs.mongodb.com/manual/reference/method/db.collection.updateOne/) |

Result Storage

Advanced

| Parameter | Type | Description |
| --- | --- | --- |
| Use Operators | Toggle | If enabled, then you can use operators like `$push` in the update query. If not, then we will automatically $set everything that you write in the update query into the database. |
| Options | JSON | Read the MongoDB documentation for configurable options. [MongoDB Documentation](https://docs.mongodb.com/manual) |
| Stop on Error | Toggle | Lets you configure whether to stop flow execution when an error occurs or not. |

### Update Many

[MongoDB Documentation: UpdateMany](https://docs.mongodb.com/manual/reference/method/db.collection.updateMany/)

### Insert

[MongoDB Documentation: Insert](https://docs.mongodb.com/manual/reference/method/db.collection.insert/)

### Remove

[MongoDB Documentation: Remove](https://docs.mongodb.com/manual/reference/method/db.collection.remove/)

### MongoDB Aggregate

[MongoDB Documentation: Aggregate](https://docs.mongodb.com/manual/reference/method/db.collection.aggregate/)