从目前官方的企业版版本来看，主要有：

• C.1 Changes in Release 5.1.x (Production)
• C.1.1 Changes in MySQL 5.1.45 (Not yet released)
• C.1.2 Changes in MySQL 5.1.44 (04 February 2010)
• C.1.3 Changes in MySQL 5.1.43 (15 January 2010)
• C.1.4 Changes in MySQL 5.1.42 (15 December 2009)
• C.1.5 Changes in MySQL 5.1.41 (05 November 2009)
• C.1.6 Release Notes for MySQL Enterprise 5.1.40sp1 [QSP] (25 November 2009)
• C.1.7 Changes in MySQL 5.1.40 (06 October 2009)
• C.1.8 Changes in MySQL 5.1.39 (04 September 2009)
• C.1.9 Changes in MySQL 5.1.38 (01 September 2009)
• C.1.10 Release Notes for MySQL Enterprise 5.1.37sp1 [QSP] (10 October 2009)
• C.1.11 Changes in MySQL 5.1.37 (13 July 2009)
• C.1.12 Changes in MySQL 5.1.36 (16 June 2009)
• C.1.13 Changes in MySQL 5.1.35 (13 May 2009)
• C.1.14 Release Notes for MySQL Enterprise 5.1.34sp1 [QSP] (25 June 2009)
• C.1.15 Changes in MySQL 5.1.34 (02 April 2009)
• C.1.16 Changes in MySQL 5.1.33 (13 March 2009)
• C.1.17 Changes in MySQL 5.1.32 (14 February 2009)
• C.1.18 Release Notes for MySQL Enterprise 5.1.31sp1 [QSP] (19 March 2009)
• C.1.19 Changes in MySQL 5.1.31 (19 January 2009)
• C.1.20 Changes in MySQL 5.1.30 (14 November 2008 General Availability)

推荐使用5.1.37sp1较稳定。

5.1.41会在show create table情况下接着Ctrl+C会crash，谨用之。

5.1.41以上innodb版本升级到了1.0.5/6，性能更好推荐之。