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Comparison · DevOps

Aerospike vs QuestDB

A side-by-side editorial comparison of Aerospike and QuestDB — release velocity, themes, recent moves, and the top alternatives to consider.

Aerospike vs QuestDB: at a glance

FeatureAerospikeQuestDB
SectorDevOpsDevOps
Velocity score5.06.3
Sparks · 30d01
Top themesnosql-database, cve-remediation, multi-branch-releases, msgpack-parsingtime-series, wire-protocol, apache-arrow, benchmarks
Last editorial update8d ago1d ago
WebsiteVisit →Visit →

What is Aerospike?

Aerospike shipped a coordinated CVE train across four release branches in one afternoon

On 16 July Aerospike published seven releases in under two hours, spanning the 7.1, 7.2, 8.0 and 8.1 branches, all carrying the same two waves of security fixes. The first wave — path traversal in UDF filename handling, an integer overflow in the msgpack size calculator, and a heap buffer overflow from missing op-size validation in batch writes — came with three numbered security bulletins. The second wave covered an out-of-bounds read in msgpack integer comparison, a memory leak on malformed proxy requests, and filter expressions bypassing validation on list and map values.

Read the full Aerospike trajectory →

What is QuestDB?

QuestDB 10.0 collapses ingest and egress into one binary protocol, then aims at agent-run notebooks.

QuestDB's feed mixes release notes, engineering deep dives and customer stories, and the through-line for the past month has been QWP — its own binary columnar wire protocol. It shipped in 10.0, was benchmarked against InfluxDB Line Protocol on ingestion and against ClickHouse and TimescaleDB on Arrow reads, and now has a standalone explainer covering bidirectional dataframe transfer and built-in failover. Between the protocol posts sit JIT compiler internals and production references from banks and exchanges.

Read the full QuestDB trajectory →

Aerospike vs QuestDB: editorial side-by-side

A
Aerospike
DEVOPS
5.0

Aerospike shipped a coordinated CVE train across four release branches in one afternoon

◆ Current state

On 16 July Aerospike published seven releases in under two hours, spanning the 7.1, 7.2, 8.0 and 8.1 branches, all carrying the same two waves of security fixes. The first wave — path traversal in UDF filename handling, an integer overflow in the msgpack size calculator, and a heap buffer overflow from missing op-size validation in batch writes — came with three numbered security bulletins. The second wave covered an out-of-bounds read in msgpack integer comparison, a memory leak on malformed proxy requests, and filter expressions bypassing validation on list and map values.

◆ Where it's heading

The pattern is a vendor with long-lived enterprise deployments treating branch parity as a hard requirement: every fix is labelled with the editions it affects, and Community Edition receives the same security content as Enterprise and Federal. Most of the disclosed issues sit in msgpack parsing and collection data types, which is where untrusted client input first meets the server — a concentration that suggests a focused audit of that boundary rather than scattered reports. Outside the security work, releases are small: log verbosity, lock contention on cold-start eviction, transaction object-count accuracy.

◆ Prediction

Several CVEs in this train are still marked pending assignment, so expect follow-up releases as those are published and any related parsing paths are closed out. The branch-parity discipline shown here makes it likely that whatever lands next will again ship simultaneously across all four supported lines.

Q
QuestDB
DEVOPS
6.3

QuestDB 10.0 collapses ingest and egress into one binary protocol, then aims at agent-run notebooks.

◆ Current state

QuestDB's feed mixes release notes, engineering deep dives and customer stories, and the through-line for the past month has been QWP — its own binary columnar wire protocol. It shipped in 10.0, was benchmarked against InfluxDB Line Protocol on ingestion and against ClickHouse and TimescaleDB on Arrow reads, and now has a standalone explainer covering bidirectional dataframe transfer and built-in failover. Between the protocol posts sit JIT compiler internals and production references from banks and exchanges.

◆ Where it's heading

The protocol work is the thread that matters. QuestDB has been positioning against InfluxDB Line Protocol on ingestion throughput for a while, and 10.0 turned that from a benchmark argument into the default path both in and out of the database. The follow-up posts are consolidation rather than new capability: the same protocol re-explained for a different reader each time, which is what a project does when it needs an ecosystem to adopt a format. Live views and agent-driven notebooks remain the less-proven half of the release.

◆ Prediction

Expect client libraries and third-party connectors to be the next visible work, since a proprietary wire protocol is only worth its switching cost once the dataframe tools speak it. Whether live views leave beta is not something these entries settle.

Alternatives to Aerospike and QuestDB

Other DevOps products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either Aerospike or QuestDB.

See all Aerospike alternatives → · See all QuestDB alternatives →

Recent activity from Aerospike and QuestDB

Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.

  1. 2d agoQuestDBQWP: QuestDB's own binary wire protocol for ingestion and queries
  2. 12d agoQuestDBStreaming 500 million rows into Apache Arrow in 2.3 seconds
  3. 13d agoQuestDBQuestDB 10.0: QWP, one binary streaming protocol for writes and Arrow reads
  4. 14d agoQuestDBIntroducing QuestDB's new binary ingestion protocol: QWP
  5. 1mo agoQuestDBTransaction Cost Analysis with QuestDB and Polars: VWAP, Slippage and Markout
  6. 1mo agoQuestDBHDFC Bank uses QuestDB for mule account detection across all major 25+ banking channels
  7. 1mo agoAerospikeAerospike 8.1.2.2 fixes UDF path traversal and batch heap overflow
  8. 1mo agoAerospikeAerospike 8.1.2.3 fixes filter-expression validation bypass
  9. 1mo agoAerospikeAerospike 8.0.0.18 backports the msgpack and proxy-leak fixes
  10. 1mo agoAerospikeAerospike 8.0.0.17 backports the UDF and batch-write CVEs
  11. 1mo agoAerospikeAerospike 7.2.0.20 backports second-wave fixes to the 7.2 branch
  12. 1mo agoAerospikeAerospike 7.2.0.19 backports the UDF path traversal fix

Frequently asked questions

What is the difference between Aerospike and QuestDB?

They serve adjacent needs but don't currently overlap on shipped themes. QuestDB is currently shipping more aggressively (velocity 6.3 vs 5.0), with 1 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.

Is Aerospike better than QuestDB?

Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. QuestDB is currently shipping more aggressively (velocity 6.3 vs 5.0), with 1 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other DevOps products to evaluate alongside.

What are the best alternatives to Aerospike?

Top Aerospike alternatives in DevOps are ranked by recent ship velocity. Browse the "Aerospike alternatives" section above for the current picks, or visit /alternatives/aerospike for the full list with editorial commentary on each.

What are the best alternatives to QuestDB?

Top QuestDB alternatives in DevOps are ranked by recent ship velocity. Browse the "QuestDB alternatives" section above for the current picks, or visit /alternatives/questdb for the full list with editorial commentary on each.