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Send an email when a ClickHouse threshold is reached

Get a direct email when a data check crosses a threshold you have defined.

Trigger

Webhook received

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

Action

Send Email

Sends an email via gmail api using the authenticated user's google profile display name, requiring `is html=true` if the body contains html and valid `s3key`, `mimetype`, `name` for any attachment.

Why this helps

A threshold only helps if someone sees the result in time to respond.

  • Put defined threshold checks into an email workflow.
  • Include the returned result for context.
  • Trigger checks from an existing HTTP request.

Setup

Build it in a few focused steps.

  • 1Connect ClickHouse and Gmail once in the Notis portal.
  • 2Create an automation in Automations, New Automation, and name it.
  • 3Tell Notis which query and threshold to check, who should receive the email, and what result details to include.
  • 4Pick the webhook trigger and choose where run reports should go.
  • 5Test with one real example and verify the recipient and alert content.

Questions about this workflow

Does this workflow invent a threshold?

No. State the threshold and the query that supplies its value.

Will it send only when the threshold is met?

Instruct Notis to send only under that condition and test the behavior with a real example.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link ClickHouse to Gmail. A trigger fires from one place; an action lands in another.

ClickHouse triggers

Gmail actions

Recurring trigger

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

TriggerScheduled

Modify email labels

Adds and/or removes specified gmail labels for a message; ensure `message id` and all `label ids` are valid (use 'listlabels' for custom label ids).

ActionInstant

Webhook trigger

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

TriggerInstant

Create email draft

Creates a gmail email draft, supporting to/cc/bcc, subject, plain/html body (ensure `is html=true` for html), attachments, and threading.

ActionInstant

Create label

Creates a new label with a unique name in the specified user's gmail account.

ActionInstant

Delete Draft

Permanently deletes a specific gmail draft using its id; ensure the draft exists and the user has necessary permissions for the given `user id`.

ActionInstant

Delete message

Permanently deletes a specific email message by its id from a gmail mailbox; for `user id`, use 'me' for the authenticated user or an email address to which the authenticated user has delegated access.

ActionInstant

Fetch emails

Fetches a list of email messages from a gmail account, supporting filtering, pagination, and optional full content retrieval.

ActionInstant

Fetch message by message ID

Fetches a specific email message by its id, provided the `message id` exists and is accessible to the authenticated `user id`.

ActionInstant

Fetch Message by Thread ID

Retrieves messages from a gmail thread using its `thread id`, where the thread must be accessible by the specified `user id`.

ActionInstant

Connect any two apps with Notis in the middle.

ClickHouse and Gmail, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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