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Data warehouse ⇄ ERP

ClickHouse to DEAR Inventory integration — real-time, two-way sync

Keep ClickHouse and DEAR Inventory in sync without custom scripts. Cut weeks of integration work, eliminate silent data drift, and give your team a single, reliable source of truth.

  • SOC 2 and 6 other compliance frameworks
  • POC with real engineers in minutes

Adopted by fast-scaling companies moving mission-critical data in real time

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Why teams connect ClickHouse and DEAR Inventory

Put DEAR Inventory's records in ClickHouse as live tables for reporting and analysis, without extract jobs, and write results back where DEAR Inventory can use them.

ERP data is some of the most asked-for data in the warehouse and some of the hardest to get: the record types are many, the APIs are strict, and extract jobs are brittle. Whether DEAR Inventory carries financials, operations, workforce data, or all three, the analysis belongs in ClickHouse next to everything else the company measures.

Stacksync syncs Sale orders, Purchase orders, Customers, Suppliers from DEAR Inventory into tables in ClickHouse continuously, managing API limits and schema drift along the way. The connection is bi-directional, so values computed in ClickHouse can be written back to fields in DEAR Inventory where that is useful.

Common use cases

  • Land product event data alongside synced CRM accounts so analysts join usage and revenue in one place.
  • Sync aggregated ClickHouse query results back into operational tools, such as account-level usage metrics into a CRM.
  • Sync stock levels and product data to e-commerce storefronts and a CRM so sales quotes reflect real availability.
  • Push sale orders from a storefront or CRM into DEAR for fulfillment without manual re-entry.

Group reporting across systems

Combine DEAR Inventory's records with data synced from other systems in ClickHouse for consolidated views no single system can produce.

Write-back where DEAR Inventory exposes writable fields

Classifications or reference values computed in ClickHouse sync back onto the corresponding records in DEAR Inventory.

Where DEAR Inventory holds the books: finance reporting from live data

Financial records land in ClickHouse as they change, so period-end reporting queries current numbers rather than last night's extract.

What you can sync between ClickHouse and DEAR Inventory

Representative objects on each side — any object or custom field can map to any target. Schemas are auto-detected; types are converted between the two systems.

ClickHouse objects DEAR Inventory objects
Materialized views Insert-time transformations that reshape incoming synced rows into aggregates. Customers Buyer records aligned with CRM and accounting counterparts.
Distributed tables Query-routing tables over cluster shards in self-managed deployments. Suppliers Vendor records referenced on purchase orders.
Dictionaries In-memory lookup structures refreshed from external sources, sometimes fed by syncs. Stock adjustments and transfers Inventory movement transactions that explain changes in availability.
Tables (MergeTree family) Columnar, append-optimized tables that serve as the destination for high-volume sync loads. Assemblies / Production Bill-of-material and production records for light manufacturing workflows.
Databases Namespaces that group tables and scope permissions for sync users. Locations Warehouses and bins that scope stock levels and fulfillment.
Views Saved queries used as curated, read-only sync sources. Products SKU records with pricing, suppliers, and bill-of-material links; the master data most syncs start from.
What ships with ClickHouse ⇄ DEAR Inventory

Connect ClickHouse and DEAR Inventory for flexible, real-time data sync.

Real-time sync, workflow automation, event queues, EDI, and monitoring, for every ClickHouse–DEAR Inventory connection.

Real-time

Two-way sync

Changes in ClickHouse or DEAR Inventory instantly reflect in both systems. No stale data, no manual imports.

No-code + pro-code

Workflow automation

Trigger automated workflows whenever ClickHouse or DEAR Inventory data changes, update records, fire webhooks, or kick off sequences without brittle API scripts.

At scale

Event queues

Handle millions of events per minute without losing a single ClickHouse or DEAR Inventory record.

Observability

Monitoring

Track your ClickHouse ⇄ DEAR Inventory sync health, view errors, and replay failed events in one click.

Trading partners

EDI

Transform legacy EDI complexity into simple database interactions between ClickHouse and DEAR Inventory.

How the ClickHouse and DEAR Inventory connectors work

ClickHouse

Integration surface
Native TCP protocol and HTTP interface; standard SQL dialect, with MySQL and PostgreSQL wire compatibility available
Authentication
Database credentials (username/password); ClickHouse Cloud issues per-service credentials over TLS
Change detection
No log-based CDC for consumers; incremental reads use polling on monotonic columns, and ClickHouse is usually the destination rather than the source
Capabilities
read · write

DEAR Inventory

Integration surface
REST API
Authentication
Account ID plus application key sent as request headers
Change detection
Polling with modified-since filters; webhook notifications for sale and purchase events are available on subscriptions that include the Automation module
Capabilities
read · write · webhooks
Rate limits
Subject to the platform's per-account API rate limits
How it works

How to connect ClickHouse to DEAR Inventory — three steps, no code

Configure and sync within minutes, no code. Whether you sync 50k or 100M+ records, Stacksync handles the queues, infra, and plumbing. Integrations are non-invasive and need zero setup on your systems.

  1. 01

    Connect your apps

    Authenticate ClickHouse and DEAR Inventory with each platform's native method — OAuth, API keys, or service accounts — plus secure options like SSH tunneling, IP whitelisting, and VPC peering.

    • OAuth 2.0
    • SSH tunnel
    • VPC peering
    ClickHouse connected
    DEAR Inventory connected
    OAuth 2.0
    SSH tunnel
    SSL certificate
    VPC peering
  2. 02

    Choose tables

    Pick the ClickHouse and DEAR Inventory objects to sync — Stacksync auto-detects both schemas, including custom fields where the platform exposes them. Sync to existing tables, or let Stacksync create new ones with ideal data types.

    • Standard objects
    • Custom objects
    • Auto-schema
    objects · ClickHouse ⇄ DEAR Inventory
    Customers 12,480
    Sales Orders 8,213
    Invoices 5,902
    Items 1,344
  3. 03

    Map fields

    Fields map automatically even when names and types differ. Stacksync handles transformation and type casting for you, zero configuration required.

    • Auto-map
    • Type casting
    • Transforms
    ClickHouse DEAR Inventory
    Company company_name text
    Email email text
    Amount amount numeric
    Created created_at timestamp
FAQ

ClickHouse and DEAR Inventory integration FAQ

SECURITY

Security teams love Stacksync

As a data company, we understand the importance of keeping your data secure. Stacksync is built with security best practices to keep your data safe at every layer, and is DPF-certified for US, EU, UK and CH data transfers.

SOC 2 type II
ISO 27001
HIPAA BAA
GDPR
CCPA
CSA STAR
DPF US-EU-UK-CH
→ SECURITY WITH BENEFITS

SSO & SCIM

Let your users access Stacksync from your centralized user management systems. Works with Okta, Azure, Google SSO and more.

Alerts

Immediately get alerted about record syncing issues over email, Slack, PagerDuty and WhatsApp. Resolve issues from a centralized dashboard with retry and revert options.

Secure connection options

Securely connects to your systems with:

Related integrations

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