Check filtered spreadsheet changes against ClickHouse
Get database context for changes in the filtered records you care about.
Trigger
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.
Action
Execute ClickHouse Query
Execute a sql query in clickhouse and return the results. this is the primary action for querying data from clickhouse databases.
Why this helps
Important updates within a filtered subset can be easy to miss or difficult to investigate across systems.
- Focus investigation on values matched by a data filter.
- Bring ClickHouse context into the change review.
- Receive a report without manually searching the database.
Setup
Build it in a few focused steps.
- 1Connect Google Sheets and ClickHouse once in the Notis portal.
- 2Create an automation in Automations, New Automation, and give it a name.
- 3Describe in one instruction how to use changed matched values in a ClickHouse query and what to report.
- 4Pick Filtered Range Values Changed as the trigger and choose where run reports go.
- 5Test with one real matched value change and review the result.
Questions about this workflow
Does the trigger provide the matching values?
Yes. The event description says it emits matched values when changes are detected.
Does this create a filter in Notis?
No. Configure the data filter for the Google Sheets trigger, then describe the ClickHouse response in your instruction.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Google Sheets to ClickHouse. A trigger fires from one place; an action lands in another.
Google Sheets 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.
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 Databases
List all databases in the clickhouse instance. useful for discovering available databases before querying tables.
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.
List ClickHouse Tables
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.
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.
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.
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.
Connect any two apps with Notis in the middle.
Google Sheets and ClickHouse, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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