CGR SAP Connector Architecture for Direct SAP System Integration
Get direct SAP integration with absolutely nothing extra to install or manage.
Why build a second house when you already have a foundation? Instead of dealing with complex middleware that forces you to manage external message queues, configure complex cloud-to-on-premise networking, and pay for extra processing runtimes, CGR SAP Connector runs 100% natively within your existing SAP ABAP stack. By operating directly on your application servers, you get true Direct Integration with a Zero-Infrastructure Footprint. That means:
- No complex cloud-to-ground networking or secure agents to manage.
- No external middleware queues to troubleshoot when a message drops.
- No extra servers or cloud licensing to provision, patch, or maintain.
It is genuine, secure, and native SAP integration at its absolute purest.
Flexible Deployment with Unlimited Connections
Unlike SaaS middleware platforms that tax you per connection or target system, CGR SAP Connector uses a flat, predictable “one license, one installation” model. You can integrate your SAP environment with an unlimited number of target platforms without paying a single penny in extra licensing fees.
Zero Custom Code Interference: The connector operates entirely within its own registered
/CGR/ namespace. It will never overwrite, conflict with, or disrupt your SAP standard code or custom “Z” developments.No Enhancements Required: It does not utilize any BADIs or User-Exits. Your core logic remains perfectly clean and untouched.
Release Independent: Built to be completely independent of your upgrade cycle, the connector runs reliably whether you are on legacy ECC or the latest S/4HANA release.
Unlimited Endpoints: Connect as many eProcurement, eCommerce, or third-party platforms as your business needs under a single, flat installation license.
Instantly Expose Native SAP Objects as Secure REST Endpoints
Here is exactly how it works under the hood:
Simple HTTP Calls: Any external target system can access SAP data using a straightforward, standard HTTP call (GET, POST, etc.) directly to CGR SAP Connector engine.
Direct Object Mapping: The engine dynamically maps standard SAP Tables, ALV Reports, CDS Views, BAPIs, or Function Modules directly to your incoming request, no configuration UI or developer overhead required.
Automated JSON Serialization: The engine automatically serializes deep structures, multi-tier tables, and complex native ABAP data types into clean, standardized JSON payloads on the fly.
Quarriable OData Generation: Tables and CDS Views are automatically exposed as quarriable services, handling filtering and sorting without requiring manual SAP Gateway service definition.
Built-in Payload Paging: Large dataset queries are split automatically into manageable pages to guarantee optimal application server performance and prevent memory bottlenecks.
Embedded Whitelist Security: Access is managed directly in SAP using your existing security policies and a secure, whitelist-based authorization model, keeping your data protected without leaving the SAP firewall.
Give Control Back to the Team Who Knows Your SAP Data Best
Traditionally, getting SAP data to an external system is a painful, multi team game of telephone. Your ABAP developers have to build the data structure, a middleware team has to map it, and the external team has to figure out how to parse it.
CGR SAP Connector completely cuts out the middleman. It puts your internal SAP team in the driver’s seat, letting them build and expose integration points entirely on their own terms.
Standard SAP Governance: Because everything is built on native ABAP, your integration logic moves through your standard transport landscape (DEV – QA – PROD) just like any other SAP code. Your Basis team doesn’t have to learn a single new tool.
Immediate REST APIs: The moment your team creates or updates custom Function Modules, database views, tables, or ALV Reports, they are instantly ready to be called as REST APIs. No waiting on middleware tickets, and no external mapping required.
No More Lost in Translation: Non-SAP teams rarely understand SAP’s complex relational logic. With CGR SAP Connector, your ABAP team structures the data perfectly inside SAP, and the connector delivers it as clean, standard JSON.
Lightning-Fast Iteration: Need to change a payload or add a new field? Your ABAP developers can adjust the SAP code directly, and the external endpoint updates instantly. No redeploying middleware pipelines.
Secure Connections from any system to SAP
Stay 100% Audit-Ready for SAP Digital Access
Advantages of CGR SAP Connector
Unlimited Connections
Total ABAP Control
CGR SAP Connector vs. Middleware Integration Platforms
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Feature Comparison
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Architecture
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Complexity & Setup -
Data Exposure
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Security
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Maintenance
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CGR SAP Connector(Clean Core Native)
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Direct, point-to-point connector. Installs natively inside SAP ECC or S/4HANA as an ABAP Add-On. -
Low-Code/Plug-and-Play. Configuration is done within the SAP environment. Fast deployment.
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Instantly exposes existing SAP assets (BAPIs, released Function Modules, tables, reports) as secure, real-time RESTful APIs (JSON) from within SAP.
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Leverages native SAP security, roles, and authorization mechanisms. Data remains within the SAP landscape/corporate firewall. -
Minimal and simplified, managed directly in the SAP system.
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Traditional Middleware
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External Middleware Layer. Requires a separate cloud platform or on-premise server to host the integration flows.
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Higher Complexity. Requires configuring, mapping, and orchestrating flows on a separate platform. Longer implementation time. -
Typically uses proprietary SAP connectors (like JCo, RFC) to extract data to the iPaaS, then exposes it via APIs. Requires more steps and transformation. -
Relies on the iPaaS platform’s security model and requires securing the connection between SAP and the external platform. -
Requires maintenance, updates, and support for a separate, external platform in addition to the SAP connection