mariadb

MariaDB is an open-source relational database server that provides SQL querying, transaction support, replication, and compatibility with MySQL ecosystems.

Evaluated Mar 30, 2026 (30d ago)
Homepage ↗ Repo ↗ Databases databases sql relational mysql-compatible open-source
⚙ Agent Friendliness
29
/ 100
Can an agent use this?
🔒 Security
62
/ 100
Is it safe for agents?
⚡ Reliability
46
/ 100
Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality
0
Documentation
25
Error Messages
0
Auth Simplicity
45
Rate Limits
5

🔒 Security

TLS Enforcement
70
Auth Strength
60
Scope Granularity
75
Dep. Hygiene
50
Secret Handling
50

Security depends heavily on deployment/configuration: enable TLS for in-transit protection, use least-privilege DB users/roles, secure accounts and backups. As a server, it can be hardened but misconfiguration is common (e.g., weak passwords, exposed ports, overly broad privileges). Dependency hygiene and CVE posture are best assessed from the specific release/version and vendor advisories; not determinable from provided info.

⚡ Reliability

Uptime/SLA
0
Version Stability
75
Breaking Changes
60
Error Recovery
50
AF Security Reliability

Best When

You need a MySQL-compatible relational database with robust SQL/transaction semantics and you can operate DB infrastructure.

Avoid When

You cannot manage database operations (backups, tuning, patching) or you require fully managed, serverless DB behavior with no operational responsibility.

Use Cases

  • Run OLTP workloads with SQL (apps, web backends)
  • Data storage for analytics-ready relational queries
  • Database replication and high availability setups
  • MySQL-compatible migrations and deployments

Not For

  • Serving as a key-value store without a relational layer
  • Ultra-low-latency in-memory workloads (use an in-memory database/cache)
  • Workloads requiring strict serverless-managed operations without running/operating a DB server

Interface

REST API
No
GraphQL
No
gRPC
No
MCP Server
No
SDK
No
Webhooks
No

Authentication

Methods: Database user accounts (username/password) Native authentication plugins (varies by configuration) TLS client certificate authentication (if configured)
OAuth: No Scopes: No

Authentication is handled at the database layer (users/roles and connection auth). No product-level API scopes are applicable beyond DB privileges.

Pricing

Free tier: No
Requires CC: No

Open-source software; costs depend on hosting/operations (self-managed or supported distributions/services).

Agent Metadata

Pagination
none
Idempotent
False
Retry Guidance
Not documented

Known Gotchas

  • DDL/DML can be non-idempotent (e.g., INSERT without keys, ALTER TABLE) and may produce duplicates or locking side-effects
  • Long-running queries and locks can cause timeouts; agents should avoid naive retries without transaction/idempotency strategy
  • SQL execution errors often require schema/permission context (agent may need introspection queries to recover)
  • Connection/auth errors require correct DB user privileges and network/TLS configuration

Alternatives

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Scores are editorial opinions as of 2026-03-30.

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