Keep spreadsheet structure changes visible
A renamed or removed column can affect reports and routines. Record detected schema changes in Coda so you can review what may need attention.
Trigger
Table Schema Changed
Polling trigger that detects when a table's schema changes in Google Sheets. Monitors columns added/removed/renamed and inferred type/format changes. Uses snapshot-based diffing to compare schemas between polls.
Action
Create a page
Create a new page in a doc. note that creating a page requires you to be a doc maker in the applicable workspace.
Why this helps
Changes to a table's structure can quietly break expectations for people who depend on it.
- Make detected column changes easier to notice.
- Keep a readable record of schema changes in Coda.
- Prompt a review of connected reports and routines.
Setup
Build it in a few focused steps.
- 1Connect Google Sheets and Coda once in the Notis portal.
- 2Create an automation in Automations, New Automation, and give it a clear name.
- 3In one instruction, ask Notis to create a Coda page summarizing the detected schema changes and listing reports or routines to review.
- 4Choose Table Schema Changed as the trigger, then choose where run reports should go.
- 5Test it with one real example schema change.
Questions about this workflow
What kinds of changes does this trigger detect?
It monitors columns added, removed, or renamed, plus inferred type or format changes.
Will the workflow know which reports depend on the changed column?
Only if that dependency information is included in the event data or supplied by you. The trigger reports schema changes, not downstream dependencies.
Does this detect changes immediately?
It is a polling trigger that compares schemas between polls.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Google Sheets to Coda. A trigger fires from one place; an action lands in another.
Google Sheets triggers
Coda actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Add a category for pack
Add a publishing category for a given pack.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Add a maker for pack
Set a maker for a given pack. used to display makers for a pack in the corresponding packs page.
Aggregate Metric Changed
Triggers when an aggregate metric (SUM/COUNT/AVG/MIN/MAX) changes in a Google Sheets spreadsheet. This trigger monitors an aggregate calculation on a target column (optionally filtered by a search column/value) and fires when the calculated result changes.
Add a permission for pack
Create or modify user, workspace, or global permissions for a given pack.
Cell Range Values Changed
Triggers when values in a specified A1 range change in Google Sheets. This trigger monitors a specific cell or range of cells and fires when any values change.
Add custom domain
Add a custom domain to a published doc.
Conditional Format Rule Changed
Triggers when conditional formatting rules change in a Google Spreadsheet. Detects when rules are added, updated, or removed. Uses snapshot-based diffing to detect changes between polls.
Add permission
Adds a new permission to the doc.
Data Validation Rule Changed
Triggers when data validation rules change (added/updated/removed) in a Google Spreadsheet. Uses snapshot-based diffing to detect changes between polls.
Begin content export
Initiate an export of content for the given page.
Developer Metadata Changed
Triggers when developer metadata entries change (new/updated/removed) in a Google Spreadsheet. Uses snapshot-based diffing to detect changes between polls.
Content export status
Check the status of a page content export
Filtered Range Values Changed
Polling trigger that monitors Google Sheets filtered ranges for value changes. Uses snapshot-based diffing to detect when values matching a data filter change. Emits the matched values when changes are detected.
Copy Document
Creates a copy of an existing coda document. this action allows you to duplicate a document while optionally specifying a new title and location for the copied document.
Connect any two apps with Notis in the middle.
Google Sheets and Coda, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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