This page shows you how the key features of CockroachDB stack up against other databases. Hover over the features for their intended meanings.
| CockroachDB | |||
|---|---|---|---|
Database horizontal scale
|
Manual Sharding Add on configuration Node based, automated read scale, limited write Node based, automated for both reads and writes | Manual Sharding Add on configuration Node based, automated read scale, limited write Node based, automated for both reads and writes | Node based, automated for both reads and writes |
|
Database load balancing (internal)
|
Manual - not part of database None and full copies across regions Even distribution to optimize storage | Manual - not part of database None and full copies across regions Even distribution to optimize storage | Detailed options to optimize storage, compute and latency |
|
Failover
|
Manual - not part of database Automated for reads, limited for writes to one region Automated for reads, limited guarantees for writes Fully automated for both reads and writes | Manual - not part of database Automated for reads, limited for writes to one region Automated for reads, limited guarantees for writes Fully automated for both reads and writes | Fully automated for both reads and writes |
|
Automated repair and RPO(Recovery Point Objective)
|
Manual repair RPO ~1-60 mins Automated RPO ~1 -5 mins Manual & automated repair RPO <1 min "Automated repair RPO <10 sec" | Manual repair RPO ~1-60 mins Automated RPO ~1 -5 mins Manual & automated repair RPO <1 min "Automated repair RPO <10 sec" | Automated repair RPO = 0 sec |
|
Distributed reads
|
Manual - asynchronous Yes | Manual - asynchronous Yes | Yes |
|
Distributed transactions
|
No Lightweight transactions only Yes | No Lightweight transactions only Yes | Yes |
|
Database isolation levels
|
Single region consistent default - Snapshot highest - Serializable Eventual consistent default - Read uncommitted highest - Snapshot read Eventual consistent - No transaction isolation guarantees Default - Snapshot highest - Serializable | Single region consistent default - Snapshot highest - Serializable Eventual consistent default - Read uncommitted highest - Snapshot read Eventual consistent - No transaction isolation guarantees Default - Snapshot highest - Serializable | Guaranteed consistent default - Serializable highest - Serializable |
|
Potential data issues (default)
|
Phantom reads, non-repeatable reads, write skew Dirty reads, phantom reads, non-repeatable reads, write skew Dirty reads, phantom reads, non-repeatable reads, write conflicts None Phantom reads, non-repeatable reads | Phantom reads, non-repeatable reads, write skew Dirty reads, phantom reads, non-repeatable reads, write skew Dirty reads, phantom reads, non-repeatable reads, write conflicts None Phantom reads, non-repeatable reads | None |
|
SQL
|
Yes No Yes - with limitations | Yes No Yes - with limitations | Yes - wire compatible with PostgreSQL |
|
Database schema change
|
Yes Offline Online, Active and Dynamic | Yes Offline Online, Active and Dynamic | Online, Active and Dynamic |
|
Cost based optimization
|
Yes No ? No | Yes No ? No | Yes |
|
Data Geo-partitioning
|
No Yes, object level Yes No | No Yes, object level Yes No | Yes, row level |
|
Upgrade method
|
Offline Online, rolling | Offline Online, rolling | Online, rolling |
|
Multi-region
|
Yes - manual Yes, but not for writes Yes, for both reads and writes | Yes - manual Yes, but not for writes Yes, for both reads and writes | Yes for both reads and writes |
|
Multi-cloud
|
No Yes | No Yes | Yes |
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