Real-time
Two-way sync
Changes in Render Postgres or SAP instantly reflect in both systems. No stale data, no manual imports.
Database ⇄ ERP
Render Postgres to SAP integration — real-time, two-way sync
Keep Render Postgres and SAP 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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Migrated from Fivetran
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Migrated from Celigo
Why teams connect Render Postgres and SAP
Give your engineers SAP's data in Render Postgres: read it with normal queries, write back through the sync, and skip the ERP API entirely.
ERP data sits behind interfaces built for the ERP's own modules, not for your internal systems. Teams that need those records, for reporting services, internal tools, or automations, end up writing integration code against a strict API and maintaining it through every upgrade.
Stacksync mirrors Billing Documents, GL Accounts and Journal Entries, Production Orders, Inventory / Stock from SAP into Render Postgres and keeps both sides consistent in real time. Whatever SAP is the system of record for, whether financials, operations, people, or procurement, those records become rows your code can query, and changes written in Render Postgres sync back into SAP with its validations respected.
Common use cases
- 01 Capture row-level changes via logical replication and propagate them to a warehouse or another database in near real time.
- 02 Serve as the operational read/write store behind internal tools while Stacksync keeps it consistent with SaaS systems of record.
- 03 Replicate journal entries and billing documents to a warehouse for finance analytics without loading the ERP.
- 04 Keep MES and WMS systems aligned with production orders and goods movements.
Common sync patterns
React to ERP changes
Updates in SAP arrive as row changes in Render Postgres, so jobs and triggers can respond as the business record changes.
Where SAP is the HR system of record: people data for internal systems
Worker and org records stay current in Render Postgres for provisioning, access, and reporting systems that read from the database.
Controlled write-back
Choose exactly which tables and fields may flow from Render Postgres back into SAP, keeping the ERP authoritative.
What you can sync between Render Postgres and SAP
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.
| Render Postgres objects | SAP objects | How this pairing syncs | |
|---|---|---|---|
| Indexes and Constraints Primary keys, unique constraints, and foreign keys; unique keys drive idempotent upserts and conflict resolution during sync. | Materials (Products) Item master with plant and sales views, synced to commerce, PLM, and CRM systems. | Indexes and Constraints is specific to Render Postgres and Materials (Products) to SAP — each maps to any object or custom field on the other side. | |
| Tables Relational tables with full column typing; synced two-way with CRMs, ERPs, and SaaS apps so application data is queryable as plain Postgres rows. | Sales Orders Order documents written from external channels and read for status and fulfillment. | Tables is specific to Render Postgres and Sales Orders to SAP — each maps to any object or custom field on the other side. | |
| Views Saved queries exposed as read-only relations; read out to BI tools or downstream syncs without duplicating transformation logic. | Purchase Orders Procurement documents synced with supplier portals and spend tools. | Views is specific to Render Postgres and Purchase Orders to SAP — each maps to any object or custom field on the other side. | |
| Materialized Views Precomputed query results refreshed on demand; read for fast reporting tables that downstream systems can consume. | Outbound Deliveries Shipment documents synced to WMS, carriers, and customer portals. | Materialized Views is specific to Render Postgres and Outbound Deliveries to SAP — each maps to any object or custom field on the other side. | |
| Schemas Namespaces that organize tables per app or environment; sync targets are scoped per schema to keep synced data isolated and tidy. | Billing Documents Invoices read for AR status and replicated for revenue reporting. | Schemas is specific to Render Postgres and Billing Documents to SAP — each maps to any object or custom field on the other side. | |
| Columns and Types Full Postgres type system including JSONB and arrays; field mappings preserve native types instead of flattening to strings. | GL Accounts and Journal Entries Financial postings replicated to warehouses for group finance analytics. | Columns and Types is specific to Render Postgres and GL Accounts and Journal Entries to SAP — each maps to any object or custom field on the other side. |
How changes propagate between Render Postgres and SAP
Each direction of the sync is driven by what the source system can signal and what the destination accepts — detection, delivery, and expected latency below.
Render Postgres SAP Sub-second propagation
DetectionChanges in Render Postgres are captured at the source via change data capture — no polling loop against its API. Logical replication via WAL and replication slots for change data capture when enabled on the instance, with timestamp or cursor-based polling as the.
DeliveryEach detected change is written to SAP through its API, with automatic retries and rate-limit backoff.
SAP Render Postgres Sub-second propagation
DetectionSAP notifies Stacksync of record changes through webhook events. Business events via SAP Event Mesh on S/4HANA.
DeliveryEach detected change is applied to Render Postgres as a row-level write, with types converted between the two schemas.
Rate-limit considerations
- Render Postgres: No API rate limits — throughput is bounded by the instance's plan (CPU, RAM, connection limit); connection pooling is recommended since managed plans cap concurrent connections.
- SAP: Throttling is configured at the gateway and tenant level rather than as a single published rate limit.
What ships with Render Postgres ⇄ SAP
Connect Render Postgres and SAP for flexible, real-time data sync.
Real-time sync, workflow automation, event queues, EDI, and monitoring, for every Render Postgres–SAP connection.
No-code + pro-code
Workflow automation
Trigger automated workflows whenever Render Postgres or SAP 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 Render Postgres or SAP record.
Observability
Monitoring
Track your Render Postgres ⇄ SAP sync health, view errors, and replay failed events in one click.
Trading partners
EDI
Transform legacy EDI complexity into simple database interactions between Render Postgres and SAP.
How the Render Postgres and SAP connectors work
Render Postgres
- Integration surface
- PostgreSQL wire protocol (managed Postgres on Render)
- Authentication
- Standard Postgres connection string — host, port, database, user, password with TLS; Render provides internal and external connection URLs and IP allowlisting
- Change detection
- Logical replication via WAL and replication slots for change data capture when enabled on the instance, with timestamp or cursor-based polling as the fallback
- Capabilities
- read · write · CDC
- Rate limits
- No API rate limits — throughput is bounded by the instance's plan (CPU, RAM, connection limit); connection pooling is recommended since managed plans cap concurrent connections.
SAP
- Integration surface
- OData (v2/v4) APIs on S/4HANA; BAPI/RFC and IDoc on ECC and on-prem systems; SOAP services
- Authentication
- OAuth 2.0 or basic auth via communication arrangements on cloud editions; SAP user credentials for RFC on-prem
- Change detection
- Business events via SAP Event Mesh on S/4HANA; change pointers with IDocs or timestamp polling on ECC
- Capabilities
- read · write · webhooks
- Rate limits
- Throttling is configured at the gateway and tenant level rather than as a single published rate limit
How it works
How to connect Render Postgres to SAP — 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.
- 01
Connect your apps
Authenticate Render Postgres and SAP with each platform's native method — OAuth, API keys, or service accounts — plus secure options like SSH tunneling, IP whitelisting, and VPC peering.
Render Postgres
connected
SAP
connected
OAuth 2.0SSH tunnelSSL certificateVPC peering - 02
Choose tables
Pick the Render Postgres and SAP 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.
objects · Render Postgres ⇄ SAPCustomers 12,480Sales Orders 8,213Invoices 5,902Items 1,344 - 03
Map fields
Fields map automatically even when names and types differ. Stacksync handles transformation and type casting for you, zero configuration required.
Render Postgres SAPCompany company_name textEmail email textAmount amount numericCreated created_at timestamp
FAQ
Render Postgres and SAP integration FAQ
-
Yes. Stacksync provides a managed, real-time two-way integration between Render Postgres and SAP: authenticate both systems, choose the objects to sync (such as Render Postgres's Indexes and Constraints and Tables), map fields visually, and changes propagate both ways in milliseconds — no code required.
-
On the Render Postgres side: Tables, Views, Materialized Views, Schemas, plus custom fields where Render Postgres exposes them. On the SAP side: Billing Documents, GL Accounts and Journal Entries, Production Orders, Inventory / Stock. Stacksync auto-detects both schemas and converts types between the two systems.
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Yes. Each object mapping can be bidirectional or restricted to a single direction (both systems accept writes). Read-only mirrors, one-way pushes, and full two-way sync can be mixed in the same integration.
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Common patterns for Render Postgres and SAP: React to ERP changes; Where SAP is the HR system of record: people data for internal systems; Controlled write-back. Updates in SAP arrive as row changes in Render Postgres, so jobs and triggers can respond as the business record changes.
-
Render Postgres: PostgreSQL wire protocol (managed Postgres on Render). Authentication: Standard Postgres connection string — host, port, database, user, password with TLS; Render provides internal and external connection URLs and IP allowlisting. SAP: OData (v2/v4) APIs on S/4HANA; BAPI/RFC and IDoc on ECC and on-prem systems; SOAP services. Authentication: OAuth 2.0 or basic auth via communication arrangements on cloud editions; SAP user credentials for RFC on-prem. Stacksync manages authentication, retries, and rate limits on both sides.
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Render Postgres: Logical replication requires wal_level=logical and an available replication slot; plan connection limits make pooling important for busy syncs. SAP: Released OData APIs are generated from CDS views and catalogued on SAP Business Accelerator Hub (api.sap.com), which is the reference for available entities and fields. Stacksync's field mapping accounts for these differences between Render Postgres and SAP without custom code.
SECURITY
Security teams trust 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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Render Postgres ⇄ Sage 100 - Render Postgres ⇄ Sage 300
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SAP ⇄ Azure Cosmos DB -
SAP ⇄ Azure SQL Database -
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SAP ⇄ Couchbase
No integrations match .
