> For the complete documentation index, see [llms.txt](https://docs.bdb.ai/data-science-lab-4/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.bdb.ai/data-science-lab-4/project/tabs-for-a-data-science-lab-project/tabs-for-tensorflow-and-pytorch-environment/notebook/notebook-page/notebook-operations/writers.md).

# Writers

The Data Science Lab provides writers tab to write the output of the data science experiments.

{% hint style="success" %}
*Check out the given illustration on how use the Writers operation inside the Notebook.*
{% endhint %}

{% embed url="<https://files.gitbook.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FBLGYLEkBUnc8nVEBAuEI%2Fuploads%2F1aOd5fe81xHojQaeq5U0%2FPython%20Data%20Writers.mp4?alt=media&token=5bcf6dc0-2d5c-42d8-ab5f-03b7846448a0>" %}
***Using Writers inside Notebook***
{% endembed %}

* The user can run a code cell with dataset details.
* Run the cell.&#x20;

<figure><img src="https://content.gitbook.com/content/1QeOywZjV1cHo55cMW8u/blobs/SecrN7zA1TCkcBKSfo1U/image.png" alt=""><figcaption></figcaption></figure>

* The preview of the dataset appears below.

<figure><img src="https://content.gitbook.com/content/1QeOywZjV1cHo55cMW8u/blobs/wlh1NGN7r3PesVcfNmAp/image.png" alt=""><figcaption></figcaption></figure>

* Click the ***Secrets*** tab to get the registered DB secrets.
* Select a registered DB secret keys from the given filter option under the ***Secrets*** tab.
* Add new code cell.&#x20;
* Get the Secrets keys of the DB in it by using the checkboxes provided for the listed Secret keys.&#x20;
* Add a new code cell.
* Check the authorization of the DB by running the cell.

<figure><img src="https://content.gitbook.com/content/1QeOywZjV1cHo55cMW8u/blobs/Pa1xOeizCv1vA59uNb5q/image.png" alt=""><figcaption></figcaption></figure>

* Add a new code cell.
* Open the Writers section.
* Use the given checkbox to select a driver type for the writers.
* The code get added to the newly added cell.

<figure><img src="https://content.gitbook.com/content/1QeOywZjV1cHo55cMW8u/blobs/oZxMDHuHwAyJNcd4nMb8/image.png" alt=""><figcaption></figcaption></figure>

* Provide the Secret values for the required information of the writer such as  Username, Password, Host, Port.&#x20;

<figure><img src="https://content.gitbook.com/content/1QeOywZjV1cHo55cMW8u/blobs/p03udWiMywbr2DhOIca3/image.png" alt=""><figcaption></figcaption></figure>

* Also provide the authenticated database, table name and data frame to write the chosen data.

<figure><img src="https://content.gitbook.com/content/1QeOywZjV1cHo55cMW8u/blobs/2MlD899lauvJZfvZpHeN/image.png" alt=""><figcaption></figcaption></figure>

* Run the code cell with the modified databased details.
* A message appears below stating that the DataFrame has been written to the database. The data gets written to the specified database.

<figure><img src="https://content.gitbook.com/content/1QeOywZjV1cHo55cMW8u/blobs/dur3enIVVKuPJ5dpsQBf/image.png" alt=""><figcaption></figcaption></figure>

{% hint style="info" %}
*<mark style="color:green;">Please Note:</mark>* *Refer the* [***Data Science Lab Quick Start Flow***](https://docs.bdb.ai/data-science-lab-4/data-science-lab-quick-start-flow) *page to get an overview of the **Data Science Lab** module in nutshell.*&#x20;
{% endhint %}