Review schema changes before they surprise you
Keep active work aligned with the database as it evolves.
Trigger
Recurring schedule
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
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
Schema changes can break planned analysis without appearing in the task system first.
- Catch structural drift
- Protect planned analysis
- Reduce surprise failures
Setup
Build it in a few focused steps.
- 1Connect Trello and ClickHouse once in the Notis portal.
- 2Create an automation for recurring schema health checks.
- 3Tell Notis to retrieve the ClickHouse schema and summarize changes that could affect active Trello work.
- 4Pick a recurring schedule as the trigger.
- 5Choose where reports go and test with one real run.
Questions about this workflow
Does it compare with previous runs?
It can compare runs when prior results or a baseline are available; otherwise it reports the current overview.
Can I focus on selected databases?
Yes. Name the databases or business areas in the automation instruction.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Trello to ClickHouse. A trigger fires from one place; an action lands in another.
Trello 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.
Card Archived Trigger
Triggered when a card is archived in the specified board
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.
New Activity Trigger
Triggered when there is activity in Trello.
List ClickHouse Databases
List all databases in the clickhouse instance. useful for discovering available databases before querying tables.
New Board Trigger
Triggered when a board is created in the specified workspace
List ClickHouse Tables
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.
New Card Trigger
Triggered when a card is created in the specified board
Card Updated Trigger
Triggered when a specific card is updated
Connect any two apps with Notis in the middle.
Trello and ClickHouse, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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No card. Works with personal or business ClickHouse.