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Software · head to head

DuckDB vs SingleStore

DuckDB logo

DuckDB

Software

Fast in-process analytical database

From
Free
Rated
-
Full reviewWebsite
SingleStore logo

SingleStore

Software

The real-time distributed SQL database for data-intensive applications

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: DuckDB client-server setup remains in beta and not recommended for production distributed scenarios; SingleStore high licensing costs that increase with data scale and cluster size
  • They diverge on capability: DuckDB covers In-process Execution, SingleStore covers Real-time Analytics.

Where they differ

Only the attributes on which DuckDB and SingleStore actually diverge.

Attributes where DuckDB and SingleStore differ
AttributeDuckDBSingleStore
Pricing modelopen-sourceUnknown
PlatformsLinux, macOS, Windows, WebAssemblyCloud (SingleStoreDB Cloud), Self-Managed
Founded20192011

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 DuckDB

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

Only in SingleStore

  • Real-time Analytics
  • Fast Data Ingest
  • In-memory Processing
  • Distributed Architecture
  • MySQL Compatible
  • Vector Search
  • Kafka
  • Spark

Both cover

  • Columnar Storage
  • Linux support

What people use each for

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

DuckDB

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

SingleStore

  • Transaction processingnot DuckDB
  • Data storagenot DuckDB
  • Application backendnot DuckDB
  • Reportingnot DuckDB
  • Data analyticsnot DuckDB

Where each one falls short

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

DuckDB

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

SingleStore

  • High licensing costs that increase with data scale and cluster size
  • Eventual consistency in replication: secondary replicas may lag during high write loads
  • Complex operational setup requiring specialized knowledge for optimization
  • Vendor lock-in due to proprietary technology without open-source alternatives
  • Disorganized documentation and lack of online training resources

Pricing, plan by plan

DuckDB

Free

No published plan breakdown. See the DuckDB review.

SingleStore

Free
  • Free Tier$0.99/month
    • Usage-based pricing
    • Limited resources

Which should you pick?

Choose DuckDB if

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

Choose SingleStore if

  • You need real-time analytics.
  • You want to start without paying.
  • You work on Cloud (SingleStoreDB Cloud), Self-Managed.
  • You also want fast data ingest.
SingleStore review

Questions people ask

Is DuckDB or SingleStore better?
Neither clearly leads. DuckDB starts at Free and SingleStore at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, DuckDB or SingleStore?
DuckDB starts at Free and SingleStore at Free.
Does DuckDB or SingleStore run on more platforms?
DuckDB runs on Linux, macOS, Windows, WebAssembly. SingleStore runs on Cloud (SingleStoreDB Cloud), Self-Managed.
Can I use DuckDB for free?
Both have a free tier, so you can try either at no cost before committing.
What is DuckDB best used for?
DuckDB is most often used for analytics and data warehousing, olap queries and data exploration, data science and machine learning workflows, multi-format data ingestion and processing. Of those, analytics and data warehousing and olap queries and data exploration are not what SingleStore is typically brought in for.
What can DuckDB do that SingleStore cannot?
DuckDB covers In-process Execution, Vectorized Execution, Rich SQL Support, Parquet Support. SingleStore covers Real-time Analytics, Fast Data Ingest, In-memory Processing, Distributed Architecture. Both handle Columnar Storage, Linux support.

Answered from the vendors’ own pages

SingleStore: Does SingleStore offer a free tier?

Yes, SingleStore offers a free tier starting from $0.99/month with usage-based pricing. The free tier allows developers to evaluate the platform with limited resources before scaling to production workloads.

Source
SingleStore: Can SingleStore handle both transactional and analytical workloads?

Yes, SingleStore is a hybrid transactional/analytical processing (HTAP) database that combines operational (OLTP) and analytical (OLAP) workloads in a single unified engine, eliminating the need for separate systems.

Source
SingleStore: Does SingleStore integrate with Apache Spark?

Yes, SingleStore provides the Spark Connector 3.0 for bidirectional data integration with Apache Spark. The connector supports SQL, Python, Scala, Java, and R for data loading and extraction.

Source
SingleStore: Can SingleStore ingest data from Kafka?

Yes, SingleStore supports high-throughput streaming ingestion from Apache Kafka and other sources, enabling millions of events per second without requiring ETL pipelines or data movement.

Source
SingleStore: Is SingleStore available as cloud or self-managed?

SingleStore offers both deployment options: SingleStoreDB Cloud (managed service) and SingleStore Self-Managed for on-premises or private cloud deployments. The managed service handles infrastructure, scaling, and maintenance automatically.

Source
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Related pages

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