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MySQL Restrictions and Limitations
Preface and Legal Notices
Restrictions on Stored Programs
Restrictions on Views
Restrictions on Condition Handling
Restrictions on Server-Side Cursors
Restrictions on Subqueries
Restrictions on XA Transactions
Restrictions on Character Sets
Restrictions on Performance Schema
Restrictions on Pluggable Authentication
Restrictions and Limitations on Partitioning
Partitioning Keys, Primary Keys, and Unique Keys
Partitioning Limitations Relating to Storage Engines
Partitioning Limitations Relating to Functions
Windows Platform Restrictions
Limits in MySQL
Identifier Length Limits
Grant Table Scope Column Properties
Limits on Number of Databases and Tables
Limits on Table Size
Limits on Table Column Count and Row Size
MySQL Differences from Standard SQL
SELECT INTO TABLE Differences
UPDATE Differences
FOREIGN KEY Constraint Differences
'--' as the Start of a Comment
Known Issues in MySQL
Related Documentation
MySQL 8.0 Reference Manual
MySQL 8.0 Release Notes
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version 8.0
5.7
5.6
MySQL Restrictions and Limitations
/ Limits in MySQL
Chapter 12 Limits in MySQL
Table of Contents
12.1 Identifier Length Limits
12.2 Grant Table Scope Column Properties
12.3 Limits on Number of Databases and Tables
12.4 Limits on Table Size
12.5 Limits on Table Column Count and Row Size
This chapter lists current limits in MySQL 8.0.
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Related Documentation
MySQL 8.0 Reference Manual
MySQL 8.0 Release Notes
Download this Excerpt
PDF (US Ltr)
- 264.0Kb
PDF (A4)
- 265.8Kb
HTML Download (TGZ)
- 54.3Kb
HTML Download (Zip)
- 72.7Kb