Review schema impact when worksheet tabs change
A renamed or removed tab can affect reporting logic. Get a focused schema review as soon as it happens.
Trigger
Worksheet Names Changed
Triggers when the set of worksheet/tab names changes in a Google Spreadsheet. Detects when sheets are added, deleted, or renamed.
Action
Get Table Schema
Get detailed schema information for a specific table including column definitions, types, keys, and optionally sample data. this is essential for ai agents to understand table structure before constructing queries.
Why this helps
Worksheet reorganizations can break reporting assumptions without a clear owner for the impact check.
- Catch reporting impacts from tab changes
- Keep schema reviews focused
- Reduce surprises in dependent workflows
Setup
Build it in a few focused steps.
- 1Connect Google Super and ClickHouse in Notis once.
- 2Create the automation and describe the table schema review for worksheet changes.
- 3Pick Worksheet Names Changed as the trigger.
- 4Choose a report channel and test by renaming or adding one worksheet.
Questions about this workflow
What changes does this trigger detect?
It detects worksheets added, deleted, or renamed in the spreadsheet.
Can it review several ClickHouse tables?
Yes. Name the tables or discovery criteria in the automation instruction.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Google Super to ClickHouse. A trigger fires from one place; an action lands in another.
Google Super triggers
ClickHouse actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Execute ClickHouse Query
Execute a sql query in clickhouse and return the results. this is the primary action for querying data from clickhouse databases.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Get Database Schema
Get comprehensive schema overview of an entire database including all tables and optionally their column definitions. essential for ai agents to understand the complete database structure in a single call.
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.
Get Table Schema
Get detailed schema information for a specific table including column definitions, types, keys, and optionally sample data. this is essential for ai agents to understand table structure before constructing queries.
Attendee Response Changed
Polling trigger that fires when any attendee's RSVP changes to accepted, declined, or tentative. Returns attendee info and current status.
List ClickHouse Databases
List all databases in the clickhouse instance. useful for discovering available databases before querying tables.
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.
List ClickHouse Tables
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.
Comment Added (Docs/Sheets/Slides)
Triggers when a new comment is added to Google Docs, Sheets, or Slides.
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.
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.
Connect any two apps with Notis in the middle.
Google Super and ClickHouse, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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