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MySQL Restrictions and Limitations
Preface and Legal Notices
Restrictions and Limits
Restrictions on Stored Programs
Restrictions on Server-Side Cursors
Restrictions on Subqueries
Restrictions on Views
Restrictions on XA Transactions
Restrictions on Character Sets
Limits in MySQL
Limits on Joins
Limits on Number of Databases and Tables
Limits on Table Size
Limits on Table Column Count and Row Size
Windows Platform Limitations
Restrictions and Limitations on Partitioning
Partitioning Keys, Primary Keys, and Unique Keys
Partitioning Limitations Relating to Storage Engines
Partitioning Limitations Relating to Functions
MySQL Differences from Standard SQL
SELECT INTO TABLE Differences
UPDATE Differences
Foreign Key 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
5.5
MySQL Restrictions and Limitations
/ Limits in MySQL
Chapter 8 Limits in MySQL
Table of Contents
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8.1 Limits on Joins
8.2 Limits on Number of Databases and Tables
8.3 Limits on Table Size
8.4 Limits on Table Column Count and Row Size
8.5 Windows Platform Limitations
This section 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)
- 238.2Kb
PDF (A4)
- 238.1Kb
HTML Download (TGZ)
- 47.4Kb
HTML Download (Zip)
- 61.8Kb