MySQL Limits

This article describes the database and SQL limits for MySQL 5.1 and earlier.

Tables

MySQL - Row Size
Maximum Row Size	65535 bytes
Notes	Limit includes all overhead and applies to all storage engines
LOB Data	Not applied to BLOB and TEXT columns as they are stored separately

MySQL Row Size - Limits in Other Databases

Database	Row Size Limit
IBM DB2	4005 bytes (4K page size), 8101 bytes (8K page size), 16293 bytes (16K page size), 32677 bytes (32K page size)