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Couchbase vs DuckDB

Couchbase logo

Couchbase

Software

The modern database for enterprise applications

From
Free
Rated
-
Full reviewWebsite
DuckDB logo

DuckDB

Software

Fast in-process analytical database

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Couchbase the free tier is a single node with 8 GB of storage and forum support only; DuckDB client-server setup remains in beta and not recommended for production distributed scenarios
  • They diverge on capability: Couchbase covers JSON Document Model, DuckDB covers In-process Execution.

Where they differ

Only the attributes on which Couchbase and DuckDB actually diverge.

Attributes where Couchbase and DuckDB differ
AttributeCouchbaseDuckDB
Pricing modelfreemiumopen-source
PlatformsLinux, Windows, Mac, Docker, WebLinux, macOS, Windows, WebAssembly
Founded20112019

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Couchbase

  • JSON Document Model
  • SQL++ Query
  • Full-text Search
  • Eventing
  • Analytics
  • Mobile Sync
  • Multi-dimensional Scaling
  • Kafka

Only in DuckDB

  • In-process Execution
  • Columnar Storage
  • Vectorized Execution
  • Rich SQL Support
  • Parquet Support
  • CSV/JSON Import
  • Zero Dependencies
  • Python

Both cover

  • Linux support
  • Windows support
  • Mac support

What people use each for

The jobs each tool is most often brought in to do.

Couchbase

  • Running a distributed NoSQL document database as a managed servicenot DuckDB
  • Mobile sync and offline first applications backed by a cloud databasenot DuckDB

DuckDB

  • Analytics and data warehousingnot Couchbase
  • OLAP queries and data explorationnot Couchbase
  • Data science and machine learning workflowsnot Couchbase
  • Multi-format data ingestion and processingnot Couchbase

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Couchbase

  • The free tier is a single node with 8 GB of storage and forum support only
  • Node rates are hourly and quoted as starting figures, from $0.15 an hour on Basic to $0.49 on Enterprise
  • The Developer Pro and Enterprise plans require 3 nodes, so the hourly rate multiplies before any usage
  • Backup storage is billed separately at $0.07 per GB a month, and analytics backups at $0.14
  • Support response time is a plan feature, at 8 hours on Developer Pro against 30 minutes on Enterprise
  • AI and analytics run as separately priced planes at up to $0.86 an hour per node

DuckDB

  • Client-server setup remains in beta and not recommended for production distributed scenarios

Pricing, plan by plan

Couchbase

Free
  • CommunityFree
    • Full features
    • Community support
    • Self-managed
  • Capella FreeFree
    • Managed service
    • Limited resources
    • Cloud hosted

DuckDB

Free

No published plan breakdown. See the DuckDB review.

Which should you pick?

Choose Couchbase if

  • You need json document model.
  • You want to start without paying.
  • You work on Linux, Windows, Mac, Docker, Web.
  • You also want sql++ query.
Couchbase review

Choose DuckDB if

  • You need in-process execution.
  • You want to start without paying.
  • You work on Linux, macOS, Windows, WebAssembly.
  • You also want columnar storage.
DuckDB review

Questions people ask

Is Couchbase or DuckDB better?
Neither clearly leads. Couchbase starts at Free and DuckDB at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Couchbase or DuckDB?
Couchbase starts at Free and DuckDB at Free.
Does Couchbase or DuckDB run on more platforms?
Couchbase runs on Linux, Windows, Mac, Docker, Web. DuckDB runs on Linux, macOS, Windows, WebAssembly.
Can I use Couchbase for free?
Both have a free tier, so you can try either at no cost before committing.
What is Couchbase best used for?
Couchbase is most often used for running a distributed nosql document database as a managed service, mobile sync and offline first applications backed by a cloud database. Of those, running a distributed nosql document database as a managed service and mobile sync and offline first applications backed by a cloud database are not what DuckDB is typically brought in for.
What can Couchbase do that DuckDB cannot?
Couchbase covers JSON Document Model, SQL++ Query, Full-text Search, Eventing. DuckDB covers In-process Execution, Columnar Storage, Vectorized Execution, Rich SQL Support. Both handle Linux support, Windows support, Mac support.
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