Find the Right ClickHouse Database to Review
When a data request arrives, get an inventory of available databases before deciding where to look next.
Trigger
Webhook received
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Action
List ClickHouse Databases
List all databases in the clickhouse instance. useful for discovering available databases before querying tables.
Why this helps
Choosing a starting point is difficult when nobody has a current view of which ClickHouse databases are available.
- List databases available in the connected ClickHouse instance.
- Get a readable inventory in response to a review request.
- Use the list to decide which database needs a deeper schema inspection.
Setup
Build it in a few focused steps.
- 1Connect 21risk and ClickHouse once in the Notis portal.
- 2Create an automation named Available Databases Discovery, from any channel or in Automations, New Automation.
- 3Tell Notis to list the ClickHouse databases and summarize the results for the incoming review request.
- 4Choose the notis_webhook trigger and where run reports should go.
- 5Test with one real request and confirm the inventory helps identify a next step.
Questions about this workflow
Does this workflow inspect tables or records?
No. It lists databases. Use a separate schema or query action to inspect a database further.
Can it choose a database automatically?
Not without a clear rule in your instruction and information available from the returned list.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link 21risk to ClickHouse. A trigger fires from one place; an action lands in another.
21risk 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.
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.
List ClickHouse Databases
List all databases in the clickhouse instance. useful for discovering available databases before querying tables.
List ClickHouse Tables
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.
Connect any two apps with Notis in the middle.
21risk and ClickHouse, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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