Chapter 17 The InnoDB Storage Engine

Table of Contents

17.1 Introduction to InnoDB

17.1.1 Benefits of Using InnoDB Tables

17.1.2 Best Practices for InnoDB Tables

17.1.3 Verifying that InnoDB is the Default Storage Engine

17.1.4 Testing and Benchmarking with InnoDB

17.2 InnoDB and the ACID Model

17.3 InnoDB Multi-Versioning

17.4 InnoDB Architecture

17.5 InnoDB In-Memory Structures

17.5.1 Buffer Pool

17.5.2 Change Buffer

17.5.3 Adaptive Hash Index

17.5.4 Log Buffer

17.6 InnoDB On-Disk Structures

17.6.1 Tables

17.6.2 Indexes

17.6.3 Tablespaces

17.6.4 Doublewrite Buffer

17.6.5 Redo Log

17.6.6 Undo Logs

17.7 InnoDB Locking and Transaction Model

17.7.1 InnoDB Locking

17.7.2 InnoDB Transaction Model

17.7.3 Locks Set by Different SQL Statements in InnoDB

17.7.4 Phantom Rows

17.7.5 Deadlocks in InnoDB

17.7.6 Transaction Scheduling

17.8 InnoDB Configuration

17.8.1 InnoDB Startup Configuration

17.8.2 Configuring InnoDB for Read-Only Operation

17.8.3 InnoDB Buffer Pool Configuration

17.8.4 Configuring Thread Concurrency for InnoDB

17.8.5 Configuring the Number of Background InnoDB I/O Threads

17.8.6 Using Asynchronous I/O on Linux

17.8.7 Configuring InnoDB I/O Capacity

17.8.8 Configuring Spin Lock Polling

17.8.9 Purge Configuration

17.8.10 Configuring Optimizer Statistics for InnoDB

17.8.11 Configuring the Merge Threshold for Index Pages

17.8.12 Enabling Automatic InnoDB Configuration for a Dedicated MySQL Server

17.9 InnoDB Table and Page Compression

17.9.1 InnoDB Table Compression

17.9.2 InnoDB Page Compression

17.10 InnoDB Row Formats

17.11 InnoDB Disk I/O and File Space Management

17.11.1 InnoDB Disk I/O

17.11.2 File Space Management

17.11.3 InnoDB Checkpoints

17.11.4 Defragmenting a Table

17.11.5 Reclaiming Disk Space with TRUNCATE TABLE

17.12 InnoDB and Online DDL

17.12.1 Online DDL Operations

17.12.2 Online DDL Performance and Concurrency

17.12.3 Online DDL Space Requirements

17.12.4 Online DDL Memory Management

17.12.5 Configuring Parallel Threads for Online DDL Operations

17.12.6 Simplifying DDL Statements with Online DDL

17.12.7 Online DDL Failure Conditions

17.12.8 Online DDL Limitations

17.13 InnoDB Data-at-Rest Encryption

17.14 InnoDB Startup Options and System Variables

17.15 InnoDB INFORMATION_SCHEMA Tables

17.15.1 InnoDB INFORMATION_SCHEMA Tables about Compression

17.15.2 InnoDB INFORMATION_SCHEMA Transaction and Locking Information

17.15.3 InnoDB INFORMATION_SCHEMA Schema Object Tables

17.15.4 InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables

17.15.5 InnoDB INFORMATION_SCHEMA Buffer Pool Tables

17.15.6 InnoDB INFORMATION_SCHEMA Metrics Table

17.15.7 InnoDB INFORMATION_SCHEMA Temporary Table Info Table

17.15.8 Retrieving InnoDB Tablespace Metadata from INFORMATION_SCHEMA.FILES

17.16 InnoDB Integration with MySQL Performance Schema

17.16.1 Monitoring ALTER TABLE Progress for InnoDB Tables Using Performance Schema

17.16.2 Monitoring InnoDB Mutex Waits Using Performance Schema

17.17 InnoDB Monitors

17.17.1 InnoDB Monitor Types

17.17.2 Enabling InnoDB Monitors

17.17.3 InnoDB Standard Monitor and Lock Monitor Output

17.18 InnoDB Backup and Recovery

17.18.1 InnoDB Backup

17.18.2 InnoDB Recovery

17.19 InnoDB and MySQL Replication

17.20 InnoDB memcached Plugin

17.20.1 Benefits of the InnoDB memcached Plugin

17.20.2 InnoDB memcached Architecture

17.20.3 Setting Up the InnoDB memcached Plugin

17.20.4 InnoDB memcached Multiple get and Range Query Support

17.20.5 Security Considerations for the InnoDB memcached Plugin

17.20.6 Writing Applications for the InnoDB memcached Plugin

17.20.7 The InnoDB memcached Plugin and Replication

17.20.8 InnoDB memcached Plugin Internals

17.20.9 Troubleshooting the InnoDB memcached Plugin

17.21 InnoDB Troubleshooting

17.21.1 Troubleshooting InnoDB I/O Problems

17.21.2 Troubleshooting Recovery Failures

17.21.3 Forcing InnoDB Recovery

17.21.4 Troubleshooting InnoDB Data Dictionary Operations

17.21.5 InnoDB Error Handling

17.22 InnoDB Limits

17.23 InnoDB Restrictions and Limitations