How to load data from Slack to Clickhouse
Learn how to use Airbyte to synchronize your Slack data into Clickhouse within minutes.


Building your pipeline or Using Airbyte
Airbyte is the only open source solution empowering data teams to meet all their growing custom business demands in the new AI era.
Building in-house pipelines
- Inconsistent and inaccurate data
- Laborious and expensive
- Brittle and inflexible
After Airbyte
- Reliable and accurate
- Extensible and scalable for all your needs
- Deployed and governed your way
Start syncing with Airbyte in 3 easy steps within 10 minutes



Take a virtual tour
Demo video of Airbyte Cloud
Demo video of AI Connector Builder
Setup Complexities simplified!
Simple & Easy to use Interface
Airbyte is built to get out of your way. Our clean, modern interface walks you through setup, so you can go from zero to sync in minutes—without deep technical expertise.
Guided Tour: Assisting you in building connections
Whether you’re setting up your first connection or managing complex syncs, Airbyte’s UI and documentation help you move with confidence. No guesswork. Just clarity.
Airbyte AI Assistant that will act as your sidekick in building your data pipelines in Minutes
Airbyte’s built-in assistant helps you choose sources, set destinations, and configure syncs quickly. It’s like having a data engineer on call—without the overhead.
What sets Airbyte Apart
Modern GenAI Workflows
Streamline AI workflows with Airbyte: load unstructured data into vector stores like Pinecone, Weaviate, and Milvus. Supports RAG transformations with LangChain chunking and embeddings from OpenAI, Cohere, etc., all in one operation.
Move Large Volumes, Fast
Quickly get up and running with a 5-minute setup that enables both incremental and full refreshes for databases of any size, seamlessly scaling to handle large data volumes. Our optimized architecture overcomes performance bottlenecks, ensuring efficient data synchronization even as your datasets grow from gigabytes to petabytes.
An Extensible Open-Source Standard
More than 1,000 developers contribute to Airbyte’s connectors, different interfaces (UI, API, Terraform Provider, Python Library), and integrations with the rest of the stack. Airbyte’s AI Connector Builder lets you edit or add new connectors in minutes.
Full Control & Security
Airbyte secures your data with cloud-hosted, self-hosted or hybrid deployment options. Single Sign-On (SSO) and Role-Based Access Control (RBAC) ensure only authorized users have access with the right permissions. Airbyte acts as a HIPAA conduit and supports compliance with CCPA, GDPR, and SOC2.
Fully Featured & Integrated
Airbyte automates schema evolution for seamless data flow, and utilizes efficient Change Data Capture (CDC) for real-time updates. Select only the columns you need, and leverage our dbt integration for powerful data transformations.
Enterprise Support with SLAs
Airbyte Self-Managed Enterprise comes with dedicated support and guaranteed service level agreements (SLAs), ensuring that your data movement infrastructure remains reliable and performant, and expert assistance is available when needed.
What our users say

Raman Singh
Predictable, straightforward pricing model that simplified budgeting and significantly reduced overall spend

Chase Zieman

“Airbyte helped us accelerate our progress by years, compared to our competitors. We don’t need to worry about connectors and focus on creating value for our users instead of building infrastructure. That’s priceless. The time and energy saved allows us to disrupt and grow faster.”

Rupak Patel
"With Airbyte, we could just push a few buttons, allow API access, and bring all the data into Google BigQuery. By blending all the different marketing data sources, we can gain valuable insights."
How to Sync to Manually
Step 1: Export Data from Slack
Begin by exporting the data from Slack. If you are an administrator or have the necessary permissions, you can export data from a Slack workspace. Go to the Slack settings and select "Data exports" under the "Settings & Permissions" section. Choose the type of data you want to export (e.g., messages, files) and format (e.g., JSON, CSV). Download the export file to your local system.
Step 2: Prepare a Local Development Environment
Set up a local development environment on your computer. Install necessary tools such as Python, which will help in data manipulation. Also, ensure you have ClickHouse installed or have access to a ClickHouse server where you can load data.
Step 3: Parse and Transform Slack Data
Use a script to parse the exported Slack data. If the data is in JSON format, you can use Python libraries like `json` or `pandas` to load and transform the data into a structured format suitable for ClickHouse. Clean and prepare the data by handling any missing values or converting data types as necessary.
Step 4: Create a Data Schema in ClickHouse
Connect to your ClickHouse instance and define a table schema that matches the structure of your Slack data. Use the ClickHouse SQL console or a client tool to execute SQL commands. For example, if your Slack data includes messages with timestamps, user IDs, and text, create a table with columns for each of these fields.
Step 5: Export Transformed Data to CSV
Transform the parsed Slack data into a CSV format, which is efficient for bulk loading into ClickHouse. You can use Python's `csv` module or `pandas` to write the data to a CSV file. Ensure that the CSV columns align with the ClickHouse table schema.
Step 6: Load Data into ClickHouse
Use the ClickHouse `clickhouse-client` command-line tool to load the CSV data into your ClickHouse table. Execute a command like:
```
clickhouse-client --query="INSERT INTO your_table FORMAT CSV" < /path/to/your_data.csv
```
This command reads the CSV file and inserts the data into the specified ClickHouse table.
Step 7: Verify Data Integrity and Consistency
After loading the data, perform checks to ensure that the data in ClickHouse matches the original data from Slack. Run SQL queries to count records, verify data types, and check for any discrepancies. This step ensures that the data transfer process was successful and complete.
By following these steps, you can efficiently move data from Slack to ClickHouse without relying on third-party connectors or integrations.