Softwr

Database & Data Management · head to head

ClickHouse vs Employment Hero

ClickHouse logo

ClickHouse

Database & Data Management

Fast open-source column-oriented database for real-time analytics

From
Free
Rated
-
Employment Hero logo

Employment Hero

HR & Recruiting

Australian HR, payroll and recruitment platform for employment management

From
On request
Rated
-

The short version

  • Only ClickHouse has a free tier, so it costs nothing to try first.
  • Each has a real cost: ClickHouse limited multi-row atomic transactions and expensive UPDATE/DELETE operations unsuitable for transactional systems; Employment Hero hR Essentials at AUD 10/employee/month requires a minimum of 10 users, so it cannot be bought for a team smaller than that even if actual headcount is lower

Where they differ

Only the attributes on which ClickHouse and Employment Hero actually diverge.

Attributes where ClickHouse and Employment Hero differ
AttributeClickHouseEmployment Hero
Starting priceFreeOn request
Pricing modelUnknownsubscription
Free tierYesNo
PlatformsLinux, macOS, Windows (via Docker)Web
CategoryDatabase & Data ManagementHR & Recruiting
Founded2021Unknown

Identical on both: user rating (Not yet rated).

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 ClickHouse

  • Column-oriented Storage
  • Real-time Analytics
  • SQL Support
  • Linear Scalability
  • Data Compression
  • Vectorized Query Execution
  • Approximate Calculations
  • Kafka

Only in Employment Hero

Nothing recorded that ClickHouse does not also cover.

What people use each for

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

ClickHouse

  • Business intelligencenot Employment Hero
  • Data warehousingnot Employment Hero
  • Real-time analyticsnot Employment Hero
  • Reportingnot Employment Hero
  • Machine learningnot Employment Hero

Employment Hero

No use cases recorded yet. See the Employment Hero review.

Where each one falls short

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

ClickHouse

  • Limited multi-row atomic transactions and expensive UPDATE/DELETE operations unsuitable for transactional systems
  • Requires upfront schema design discipline with MergeTree engine choices and sort/partition keys
  • Experimental vector search support, not production-ready for vector operations
  • Different query syntax from standard SQL requiring migration planning
  • Limited JOIN capabilities compared to traditional relational databases
  • Migration complexity with 2-4 weeks estimated for data type mapping and query translation

Employment Hero

  • HR Essentials at AUD 10/employee/month requires a minimum of 10 users, so it cannot be bought for a team smaller than that even if actual headcount is lower
  • Core features like payroll, chat and rostering are unbundled add-ons billed separately per employee, for example Managed Payroll costs an extra AUD 20/employee/month with a AUD 400 monthly minimum

Pricing, plan by plan

ClickHouse

Free

No published plan breakdown. See the ClickHouse review.

Employment Hero

On request

No published plan breakdown. See the Employment Hero review.

Which should you pick?

Choose ClickHouse if

  • You need column-oriented storage.
  • You want to start without paying.
  • You work on Linux, macOS, Windows (via Docker).
  • You also want real-time analytics.

Choose Employment Hero if

Nothing in the data separates Employment Hero from ClickHouse on the points above - pick on price and on how each one feels to use.

Questions people ask

Is ClickHouse or Employment Hero better?
Neither clearly leads. ClickHouse starts at Free and Employment Hero at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ClickHouse or Employment Hero?
ClickHouse has a free tier; the other does not. Paid plans start at Free for ClickHouse and On request for Employment Hero.
Does ClickHouse or Employment Hero run on more platforms?
ClickHouse runs on Linux, macOS, Windows (via Docker). Employment Hero runs on Web.
Can I use ClickHouse for free?
Yes. ClickHouse has a free tier, so you can try it without paying. Employment Hero starts at On request.
What is ClickHouse best used for?
ClickHouse is most often used for business intelligence, data warehousing, real-time analytics, reporting. Of those, business intelligence and data warehousing are not what Employment Hero is typically brought in for.
What can ClickHouse do that Employment Hero cannot?
ClickHouse covers Column-oriented Storage, Real-time Analytics, SQL Support, Linear Scalability.

Answered from the vendors’ own pages

ClickHouse: What is ClickHouse best used for?

ClickHouse is optimized for analytical workloads on large datasets. It excels at fast aggregations and queries, being 10-100x faster than PostgreSQL on large aggregations.

Source
ClickHouse: Does ClickHouse support transactions?

ClickHouse has limited transaction support and expensive UPDATE/DELETE operations. It is not suitable for transactional workloads requiring strict ACID guarantees.

Source
ClickHouse: How does ClickHouse compare to PostgreSQL?

ClickHouse is 10-100x faster for analytics but PostgreSQL is better for transactional workloads. Many teams use both: PostgreSQL for writes via MaterializedPostgreSQL replication to ClickHouse for analytics.

Source

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