Confirm payroll fields before querying
Avoid failed payroll analysis by checking the table structure at the moment it matters.
Trigger
Webhook received
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
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
Payroll exports and warehouse updates can change columns without a clear handoff to the person writing queries.
- Reduces schema-related query errors
- Shows current types and keys
- Creates an auditable change check
Setup
Build it in a few focused steps.
- 1Connect 7shifts and ClickHouse in Notis.
- 2Create an automation named Payroll schema check.
- 3In one instruction, ask Notis to identify the payroll table from the webhook context and retrieve its detailed schema.
- 4Select notis_webhook as the trigger.
- 5Choose a report destination and test with a real payroll update.
Questions about this workflow
Can it compare two schema versions?
The action returns the current schema; provide a stored prior schema if you want a comparison.
What if there are several payroll tables?
Tell Notis the naming convention or table candidates in the instruction.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link 7shifts to ClickHouse. A trigger fires from one place; an action lands in another.
7shifts 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.
7shifts and ClickHouse, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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