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Databases · head to head

Aiven vs StarRocks

Aiven logo

Aiven

Databases

Fully managed open source data infrastructure cloud

From
Free
Rated
-
Full reviewWebsite
StarRocks logo

StarRocks

Databases

Apache 2.0 MPP analytical database built for joins on open table formats

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Aiven the free plan gives 1 VM with 1 CPU, 1 GB RAM and 1 GB storage, and cannot pick a specific cloud or region; StarRocks self-hosting is a genuine operations job: frontend and backend node roles, tablet distribution, compaction and materialised view refresh all need an owner, and there is no small-team-friendly single-binary mode.
  • They diverge on capability: Aiven covers Multi-cloud Support, StarRocks covers Cost-based optimiser.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Aiven and StarRocks actually diverge.

Attributes where Aiven and StarRocks differ
AttributeAivenStarRocks
Pricing modelusage-basedOpen source, no licence fee
PlatformsWeb, Aws, Azure, Gcp, DoLinux, Docker, Kubernetes
Founded2016Unknown

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

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 Aiven

  • Multi-cloud Support
  • Automated Backups
  • Seamless Upgrades
  • VPC Peering
  • End-to-end Encryption
  • Compliance
  • Observability
  • PostgreSQL

Only in StarRocks

  • Cost-based optimiser
  • Lakehouse query engine
  • Primary key tables
  • Materialised views
  • Shared-data mode
  • MySQL wire protocol

What people use each for

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

Aiven

  • Running managed open source databases without operating themnot StarRocks
  • Multi-cloud deployment across AWS, Google Cloud, Azure, DigitalOcean, OVH and UpCloudnot StarRocks
  • Highly available data services with automatic failovernot StarRocks
  • Prototyping on a small free instance before scaling upnot StarRocks

StarRocks

  • Customer-facing analytics where queries join a fact table to several dimensions and must return in well under a secondnot Aiven
  • Querying an Iceberg lakehouse directly without copying data into a proprietary warehouse formatnot Aiven
  • Replacing a ClickHouse deployment that has become unmanageable because every new question needs another denormalised tablenot Aiven
  • Real-time analytics fed by change data capture where rows must be updated in place rather than appendednot Aiven

Where each one falls short

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

Aiven

  • The free plan gives 1 VM with 1 CPU, 1 GB RAM and 1 GB storage, and cannot pick a specific cloud or region
  • Free and Developer tiers have no integrations and no connection pooling
  • Connection pooling, database forks and dynamic disk sizing need the Business or Premium plan
  • A 99.99 percent uptime SLA starts at the Startup plan from $75 a month
  • High availability with automatic failover starts at Business from $180 a month

StarRocks

  • Self-hosting is a genuine operations job: frontend and backend node roles, tablet distribution, compaction and materialised view refresh all need an owner, and there is no small-team-friendly single-binary mode.
  • CelerData is by far the dominant contributor despite Linux Foundation stewardship, so the practical roadmap risk is the same as any single-vendor open source project.
  • It inherits a MySQL-flavoured SQL dialect from its Doris ancestry, so queries written for PostgreSQL, Snowflake or Trino need rewriting rather than porting.
  • Ecosystem support is thinner than ClickHouse or Trino: fewer client libraries, fewer managed hosting options and a much smaller pool of engineers who have run it in production.
  • Memory pressure under concurrent large joins is a common production failure, and the tuning knobs for query memory limits are unforgiving compared with a cloud warehouse that just scales.

Pricing, plan by plan

Aiven

Free
  • Free TrialFree
    • $300 credits
    • 30 day trial
    • All services
  • Startup$19/month
    • Single node
    • Basic support
    • Daily backups

StarRocks

Free
  • StarRocksFree
    • Apache 2.0 licence
    • Linux Foundation governance
    • No usage or node limits
  • CelerData Cloud$undefined/year
    • Managed StarRocks from the primary contributor
    • BYOC and serverless deployment options
    • Enterprise support and SLAs

Which should you pick?

Choose Aiven if

  • You need multi-cloud support.
  • You want to start without paying.
  • You work on Web, Aws, Azure, Gcp, Do.
  • You also want automated backups.
Aiven review

Choose StarRocks if

  • You need cost-based optimiser.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes.
  • You also want lakehouse query engine.
StarRocks review

Questions people ask

Is Aiven or StarRocks better?
Neither clearly leads. Aiven starts at Free and StarRocks at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Aiven or StarRocks?
Aiven starts at Free and StarRocks at Free.
Does Aiven or StarRocks run on more platforms?
Aiven runs on Web, Aws, Azure, Gcp, Do. StarRocks runs on Linux, Docker, Kubernetes.
Can I use Aiven for free?
Both have a free tier, so you can try either at no cost before committing.
What is Aiven best used for?
Aiven is most often used for running managed open source databases without operating them, multi-cloud deployment across aws, google cloud, azure, digitalocean, ovh and upcloud, highly available data services with automatic failover, prototyping on a small free instance before scaling up. Of those, running managed open source databases without operating them and multi-cloud deployment across aws, google cloud, azure, digitalocean, ovh and upcloud are not what StarRocks is typically brought in for.
What can Aiven do that StarRocks cannot?
Aiven covers Multi-cloud Support, Automated Backups, Seamless Upgrades, VPC Peering. StarRocks covers Cost-based optimiser, Lakehouse query engine, Primary key tables, Materialised views.

Answered from the vendors’ own pages

Aiven: What does Aiven's free tier include and does it have any time limit?

The free tier includes PostgreSQL with 1 VM, 1 CPU, 1 GB RAM, and 1 GB storage with access to limited cloud and region selections. There are no time limitations on the free tier, though Aiven reserves the right to shut down accounts that violate policies or remain unused for extended periods.

Source
StarRocks: Is StarRocks open source?

Yes, Apache 2.0, governed under the Linux Foundation since 2023.

Aiven: How is Aiven billed and what are the monthly costs for each tier?

Aiven bills services by the hour and invoices monthly, charging only for what you actually run. PostgreSQL pricing starts at 5 dollars per month for Developer, 12 dollars per month for Hobbyist, 75 dollars per month for Startup, 180 dollars per month for Business, and 270 dollars per month for Premium. All paid tiers offer hourly billing options as well.

Source
StarRocks: How does it differ from ClickHouse?

StarRocks is built for joins across a star schema with a cost-based optimiser; ClickHouse is fastest on denormalised single tables.

Aiven: What backup retention periods are included at different Aiven tiers?

Backup retention increases with tier level: Startup tier provides 2 days of backup retention, Business tier offers 14 days, and Premium tier includes 30 days. Point-in-time restore is available on all paid tiers.

Source
StarRocks: Who maintains it?

CelerData, formerly StarRocks Inc, is the dominant contributor and sells the managed service.

Aiven: Is high availability included in Aiven pricing or charged separately?

High availability, backups, and routine maintenance are all included in the tier costs with no separate charges. The Business tier includes 2 VMs with automatic failover, and Premium includes 3 VMs with a second standby node.

Source
StarRocks: Can it query Iceberg tables directly?

Yes, along with Hudi, Delta Lake, Hive and Paimon, with a local cache for repeat queries.

Aiven: Does Aiven offer a trial period to test premium features?

Aiven offers a 30-day free trial to access premium features beyond what the free plan provides.

Source
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