MySQL Documents by Rick James

HowTo Techniques for Optimizing Tough Tasks:

Partition Maintenance (DROP+REORG) for time series (includes list of PARTITION uses)

Big DELETEs - how to optimize -- and other chunking advice, plus a use for PARTITIONing
    Chunking lengthy DELETE/UPDATE/etc.

Data Warehouse techniques:
    Overview   Summary Tables   High speed ingestion   Bulk Normalization  

Entity-Attribute-Value -- a common, poorly performing, design pattern (EAV); plus an alternative

5 methods for 'Find Nearest'

Find the nearest 10 pizza parlors -- efficient searching on Latitude + Longitude (another PARITION use)
    Lat/Long representation choices

Z-Order 'find nearest'(under construction)

Pagination, not with OFFSET, LIMIT

Techniques on efficiently finding a random row (On beyond ORDER BY RAND())

GUID/UUID Performance (type 1 only)

IP Range Table Performance -- or other disjoint ranges

Rollup Unique User Counts

Alter of a Huge table -- Mostly obviated by 5.6

Latest 10 news articles -- how to optimize the schema and code for such

Build and execute a "Pivot" SELECT (showing rows as columns)

Find largest row for each group ("groupwise max")

Other Tips, Tuning, Debugging, Optimizations, etc...

Rick's RoTs (Rules of Thumb -- lots of tips)

Datatypes and building a good schema

Memory Allocation (caching, etc)

Character Set and Collation problem solver
    Trouble with UTF-8   If you want case folding, but accent sensitivity, please file a request at http://bugs.mysql.com .
    Python tips,   PHP tips,   other language tips
    utf8 Collations   utf8mb4 Collations on 8.0

Converting from MyISAM to InnoDB -- includes differences between them

Compound INDEXes plus other insights into the mysteries of INDEXing

Cookbook for Creating Indexes
    Many-to-many mapping table   Handler counts   wp_postmeta   UNION+OFFSET

MySQL Limits -- built-in hard limits
    767-byte INDEX limit

Galera, tips on converting to (Percona XtraDB Cluster, MariaDB 10, or manually installed)

5.7's Query Rewrite -- perhaps 5.7's best perf gain, at least for this forum's users

Analyze MySQL Performance
    Analyze VARIABLEs and GLOBAL STATUS     Analyze SlowLog

My slides from conferences
Percona Live 4/2017 - Rick's RoTs (Rules of Thumb) - MySQL/MariaDB
Percona Live 4/2017 - Index Cookbook - MySQL/MariaDB
Percona Live 9/2015 - PARTITIONing - MySQL/MariaDB
(older ones upon request)

Contact me via LinkedIn; be sure to include a brief teaser in the Invite request:   View Rick James's profile on LinkedIn

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