Couchbase XDCR

What Couchbase XDCR is

Couchbase XDCR is a web-based offering for replicating database changes between clusters. It supports change data capture and bidirectional synchronization, with a hybrid deployment model. Listed plans have different hourly per-node rates, cluster minimums, and backup intervals. Basic is $0.15 a month, billed from $0.15/hr per node, with a one-node minimum and a 24-hour backup interval. Developer Pro is $0.35 a month, billed from $0.35/hr per node; it has a one-node minimum, requires three nodes for multiple cluster availability zones, and offers backup intervals up to one hour. Enterprise is $0.49 a month, billed from $0.49/hr per node, with a three-node cluster minimum and backup intervals up to one hour. Couchbase Enterprise is $0.66 a month, billed from $0.66/hr per node via cloud marketplaces, and includes Couchbase Server 8. A Free plan is described as one node with 8GB, although the listing says there is no free plan. Couchbase was founded in 2011 and is headquartered in San Jose, California.

Who it suits

Couchbase XDCR suits organizations needing to replicate database changes between clusters in both directions. The listed plans differ in hourly per-node billing, node minimums, and backup intervals.

Limits

Basic starts at $0.15/hr per node, requires at least one node, and has a 24-hour backup interval. Developer Pro and Enterprise allow backup intervals up to one hour, with Enterprise requiring at least three nodes.

Getting started

1. Visit https://www.couchbase.com/products/xdcr/.
2. Choose among the listed plans and their node requirements.
3. Select a deployment model; Couchbase XDCR uses hybrid deployment.
4. Access Couchbase XDCR on the web.

Verdict

Couchbase XDCR supports bidirectional cluster replication, with paid plans that vary by node requirements and backup interval. The listing also describes a Free plan as one node with 8GB while stating that no free plan is available.