Percona Server Feature Comparison
Percona Server is an enhanced drop-in replacement for MySQL. With Percona Server,
- Your queries will run faster and more consistently.
- You will consolidate servers on powerful hardware.
- You will delay sharding, or avoid it entirely.
- You will save money on hosting fees and power.
- You will spend less time tuning and administering.
- You will achieve higher uptime.
- You will troubleshoot without guesswork.
We provide these benefits by significantly enhancing Percona Server as compared to the standard MySQL database server:
| Features |
Percona Server 5.5.27 |
MySQL 5.5.27 |
|---|
| Open source |
Yes |
Yes |
| ACID Compliance |
Yes |
Yes |
| Multi-Version Concurrency Control |
Yes |
Yes |
| Row-Level Locking |
Yes |
Yes |
| Automatic Crash Recovery |
Yes |
Yes |
| Table Partitioning |
Yes |
Yes |
| Views |
Yes |
Yes |
| Subqueries |
Yes |
Yes |
| Triggers |
Yes |
Yes |
| Stored Procedures |
Yes |
Yes |
| Foreign Keys |
Yes |
Yes |
| Extra Features for Developers |
Percona Server 5.5.27 |
MySQL 5.5.27 |
|---|
| NoSQL Socket-Level Interface |
Yes |
|
| Extra Hash/Digest Functions |
Yes |
|
| Extra Diagnostic Features |
Percona Server 5.5.27 |
MySQL 5.5.27 |
|---|
| INFORMATION_SCHEMA Tables |
60 |
37 |
| Global Performance and Status Counters |
370 |
310 |
| Per-Table Performance Counters |
Yes |
|
| Per-Index Performance Counters |
Yes |
|
| Per-User Performance Counters |
Yes |
|
| Per-Client Performance Counters |
Yes |
|
| Per-Thread Performance Counters |
Yes |
|
| High-Resolution Process List Timing |
Yes |
|
| Detailed Query Execution and Plan Log |
Yes |
|
| Global Query Response Time Statistics |
Yes |
|
| InnoDB Data Dictionary as I_S Tables |
Yes |
|
| Access to InnoDB Data Statistics |
Yes |
|
| Enhanced SHOW ENGINE INNODB STATUS |
Yes |
|
| Enhanced Mutex Diagnostics |
Yes |
|
| Undo Segment Information |
Yes |
|
| Durability and Reliability Enhancements |
Percona Server 5.5.27 |
MySQL 5.5.27 |
|---|
| Transactional Replication State |
Yes |
|
| Handles Corrupted Tables Gracefully |
Yes |
|
| Performance & Scalability Enhancements |
Percona Server 5.5.27 |
MySQL 5.5.27 |
|---|
| Support for Multiple I/O Threads |
Yes |
Yes |
| Dedicated Purge Thread |
Yes |
Yes |
| Self-Tuning Checkpoint Algorithm |
Yes |
|
| Fine-Grained Mutex Locking |
Yes |
|
| Lock-Free Algorithms |
Yes |
|
| Improved MEMORY Storage Engine |
Yes |
|
| Partitioned Adaptive Hash Search |
Yes |
|
| Separate Doublewrite File |
Yes |
|
| Fast Checksum Algorithm |
Yes |
|
| Buffer Pool Pre-Load |
Yes |
|
| Fast Shut-Down |
Yes |
|
| Background Table Drop |
Yes |
|
| Support for FlashCache |
Yes |
|
| Read-Ahead Improvements |
Yes |
|
| Extra Features for DBA/Operations Staff |
Percona Server 5.5.27 |
MySQL 5.5.27 |
|---|
| Configurable Page Sizes |
Yes |
|
| Import Tables From Different Servers |
Yes |
|
| Configurable Data Dictionary Size |
Yes |
|
| Configurable Insert Buffer Size |
Yes |
|
| Active Change Buffer Purging |
Yes |
|
| Error/Warning Logging Enhancements |
Yes |
|
| Configurable Fast Index Creation |
Yes |
|
| Support for Fake Changes |
Yes |
|
| Changed Page Tracking |
Yes |
|
| Running Database as a Service |
Percona Server 5.5.27 |
MySQL 5.5.27 |
|---|
| Special Utility User |
Yes |
|
| Expanded Program Option Modifiers |
Yes |
|
Extended secure-file-priv option |
Yes |
|
| Enforcing the Specific Storage Engine |
Yes |
|
