Know what tables are in your ClickHouse databases
Get a scheduled inventory of ClickHouse tables with the details the action returns, including engine, size and row count.
Trigger
Recurring schedule
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Action
List ClickHouse Tables
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.
Why this helps
A growing database makes it harder to remember which tables exist and where useful data may live.
- Keep an up-to-date list of available tables.
- See returned size and row count details in one report.
- Make it easier to locate candidate tables for analysis.
Setup
Build it in a few focused steps.
- 1Connect ClickHouse once in the Notis portal.
- 2Create an automation in Automations, New Automation, and name it.
- 3Tell Notis which ClickHouse databases to include and how to summarize the returned table inventory.
- 4Pick the recurring schedule and choose where run reports should go.
- 5Test with one real table inventory result.
Questions about this workflow
Does the inventory include column definitions?
No. Use the table schema action when you need column details for a specific table.
Are row counts guaranteed to be current?
The action returns row count information when available; your report reflects the data returned at run time.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Ably to ClickHouse. A trigger fires from one place; an action lands in another.
Ably 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.
Ably and ClickHouse, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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