Refresh database schema after a OneDrive item update
Keep warehouse understanding current as operational documents change.
Trigger
OneDrive Item Updated Trigger
Triggers when an existing file or folder is modified in OneDrive. Uses Gmail-style state management and only detects actual modifications, not new creations.
Action
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.
Why this helps
Teams make analysis decisions using database notes that no longer match production.
- Retrieves a complete schema overview
- Supports current documentation
- Reduces analysis errors from stale assumptions
Setup
Build it in a few focused steps.
- 1Connect OneDrive and ClickHouse in Notis once.
- 2Create an automation asking for the relevant database schema.
- 3Pick the OneDrive Item Updated trigger.
- 4Choose a report channel and test with one modified item.
Questions about this workflow
Can it include column definitions?
Yes. Ask for table and column definitions when the database schema action supports them.
Does it monitor every database?
You specify the database context in the automation instruction.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link One drive to ClickHouse. A trigger fires from one place; an action lands in another.
One drive 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.
Onedrivebasetrigger
Base trigger for OneDrive changes using Gmail-style state management. Subclasses override `filter_changes(...)` to extract only the relevant items.
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.
OneDrive File Created Trigger
Triggers when a new file is created in OneDrive. Uses Gmail-style state management for reliable duplicate prevention.
List ClickHouse Databases
List all databases in the clickhouse instance. useful for discovering available databases before querying tables.
File Updated
Trigger that fires when a OneDrive file's content or metadata changes. Returns file ID, last modified time, and modifier info.
List ClickHouse Tables
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.
OneDrive Folder Created Trigger
Triggers when a new folder is created in OneDrive. Uses Gmail-style state management for reliable duplicate prevention.
OneDrive Item Deleted Trigger
Triggers when a file or folder is deleted in OneDrive. Uses Gmail-style state management for reliable duplicate prevention.
Item Moved or Renamed
Triggers when a file or folder is moved to a different path or renamed in OneDrive. Includes both old and new path/name data in the payload.
Connect any two apps with Notis in the middle.
One drive and ClickHouse, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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