Curate ClickHouse tables from Slack
Turn a useful Slack thread into a reusable data starting point with one reaction.
Trigger
Message Reaction Added
Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.
Action
List ClickHouse Tables
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.
Why this helps
Helpful discovery threads are hard to reuse when their table references remain scattered.
- Capture useful discovery work
- Create a reusable project reference
- Reduce repeated table searches
Setup
Build it in a few focused steps.
- 1Connect Slackbot and ClickHouse in Notis once.
- 2Create the automation and define the reaction that marks a message for curation.
- 3Describe how to infer the database and summarize relevant tables.
- 4Pick Message Reaction Added as the trigger.
- 5Choose the report destination and test by marking one real message.
Questions about this workflow
What should the reaction mean?
Use a clear convention such as a bookmark or eyes reaction and include it in the prompt.
Can it include row counts?
Yes. The table listing action returns table information that can include row counts.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Slackbot to ClickHouse. A trigger fires from one place; an action lands in another.
Slackbot 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.
New Channel Created Trigger
Triggered when a new channel is created in Slack.
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.
Channel Message Received
Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.
List ClickHouse Databases
List all databases in the clickhouse instance. useful for discovering available databases before querying tables.
Direct Message Received
Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.
List ClickHouse Tables
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.
Message Reaction Added
Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.
Message Reaction Removed
Triggered when a reaction is removed from a message in Slack. Supports optional filtering by channel and emoji name.
Reaction Added Trigger
DEPRECATED: use `SLACK_MESSAGE_REACTION_ADDED` instead. Triggered when a reaction is added to a message in Slack.
Connect any two apps with Notis in the middle.
Slackbot and ClickHouse, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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