Fivetran HVRvs
Estuary


Estuary: Low-cost streaming CDC with simpler pricing model

Log-based change data capture for database replication and synchronization
Overview
Fivetran HVR, acquired by Fivetran in 2021, is a log-based change data capture platform that replicates data from operational systems to data warehouses, lakes, and operational destinations. The platform reads database transaction logs directly to capture inserts, updates, and deletes with minimal latency and zero impact on source systems. It handles complex scenarios including schema changes, data type transformations, and multi-table consistency guarantees without requiring application modifications. HVR integrates into Fivetran's broader data movement ecosystem alongside 900+ pre-built connectors, SQL transformations via dbt, and data activation capabilities. Organizations use HVR to maintain real-time replicas of critical databases for analytics pipelines, operational reporting, disaster recovery, and AI systems requiring fresh governed data. The platform serves enterprises across financial services, retail, healthcare, and manufacturing that operate complex heterogeneous database environments.
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Cross-shopped
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Estuary: Low-cost streaming CDC with simpler pricing model


Airbyte: Open-source alternative with simpler setup and pricing
Capabilities
Log-based change capture
Read database transaction logs for low-latency CDC
Real-time replication
Continuous synchronization with minimal latency
Schema evolution handling
Automatic detection and propagation of schema changes
Multi-table consistency
Cross-table referential integrity preservation
Zero-impact monitoring
No performance degradation on source systems
Fivetran integration
Native connectivity within Fivetran platform ecosystem
Answered, with sources
Each answer names the page it came from, so you can check it rather than take our word for it.
HVR supports major databases including Oracle, SQL Server, PostgreSQL, MySQL, and others that emit transaction logs.
SourceYes, HVR is integrated into Fivetran's usage-based pricing model with standard per-row-synced and transformation costs.
SourceBehind it
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