Get table schemas from Slack DMs
Stop hunting through docs for column names and keys when a quick answer will do.
Trigger
Direct Message Received
Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.
Action
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.
Why this helps
Schema questions interrupt engineers and lead to invalid or delayed queries.
- Prevent avoidable query errors
- Provide keys and types quickly
- Keep schema help close to the request
Setup
Build it in a few focused steps.
- 1Connect Slackbot and ClickHouse in Notis once.
- 2Create the automation and describe how to recognize a table schema request.
- 3Tell Notis to return columns, types, keys, and sample data only when useful.
- 4Pick Direct Message Received as the trigger.
- 5Select a report channel and test with one real table question.
Questions about this workflow
What if the table name is missing?
Have the automation ask for the database and table name before using ClickHouse.
Can it include sample rows?
Yes, if the action supports them and the prompt asks for a small, relevant sample.
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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