Databases

HarperDB
integration

Use HarperDB SQL and NoSQL queries as the data layer for ToolJet apps.

Start building Read the setup guide

Configure your connection, create queries, and build the interface your team needs. Try a sample prompt

Connector capabilities

What can ToolJet do with HarperDB?

Create queries for the operations your app needs, then connect their inputs and results to the interface.

SQL queries
NoSQL queries

Operations and configuration can vary by connector version. Check the full HarperDB guide.

An app you could build

Record management console

Build a searchable table and edit form over HarperDB records using the query mode that fits your data model.

Try this prompt

I have inventory records in HarperDB with SKU, warehouse, and quantity fields. Build a searchable inventory console with warehouse filters. Add a form to update a selected item's quantity after confirmation.

Start with this prompt in ToolJet. Sign in or create an account, then connect your data source and replace the example names and fields with yours.

Review the generated app, configure permissions, and test its queries before sharing it with your team.

Explore app templates

Connect HarperDB

Start with the connection.

Before you begin

Access to the HarperDB account or endpoint you intend to connect, with the credentials and permissions specified in its setup guide.

Add the data source
Open Data Sources in your ToolJet workspace. Follow the guide to install the HarperDB marketplace plugin, then add its connection.
Configure and test a query
Choose an operation and supply its inputs. Start with a read operation where available; test writes with non-production data.
Build the interface
Bind query results to components and connect actions to app events. Verify permissions and error handling before rollout.

HarperDB setup guide

Before production

Use credentials with only the permissions your app needs. Filter and paginate query results, and enforce access restrictions in the database or server-side queries.

Review plans and deployment options

Frequently asked questions

What can I do with the HarperDB integration?

Use HarperDB SQL and NoSQL queries as the data layer for ToolJet apps. Supported capabilities: SQL queries; NoSQL queries.

What do I need to connect HarperDB to ToolJet?

Access to the HarperDB account or endpoint you intend to connect, with the credentials and permissions specified in its setup guide.

What should I check before using HarperDB in production?

Use credentials with only the permissions your app needs. Filter and paginate query results, and enforce access restrictions in the database or server-side queries.

Can I automate tasks with HarperDB?

Connect HarperDB queries to app events such as button clicks and form submissions. ToolJet Workflows and Agent Builder can orchestrate supported connectors on Self-hosted deployments; those products are not available on ToolJet Cloud. Check the connector and deployment requirements for your use case.

Keep exploring

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ClickHouse

Put HarperDB to work
in your next internal app.

Connect your data, build an interface, and give your team a focused workspace.

Start building Book a demo

Connector information reviewed 2026-09-25. Source: ToolJet documentation.