Functionality added or changed:
- Use of - SQL_ATTR_CONNECTION_TIMEOUTon the server has now been disabled. If you attempt to set this attribute on your connection the- SQL_SUCCESS_WITH_INFOwill be returned, with an error number/string of- HYC00: Optional feature not supported. (Bug#19823)
- Added auto is null option to MySQL Connector/ODBC option parameters. (Bug#10910) 
- Added auto-reconnect option to MySQL Connector/ODBC option parameters. 
- Added support for the - HENVhandlers in- SQLEndTran().
Bugs fixed:
- On 64-bit systems, some types would be incorrectly returned. (Bug#26024) 
- When retrieving - TIMEcolumns, C/ODBC would incorrectly interpret the type of the string and could interpret it as a- DATEtype instead. (Bug#25846)
- MySQL Connector/ODBC may insert the wrong parameter values when using prepared statements under 64-bit Linux. (Bug#22446) 
- Using MySQL Connector/ODBC, with - SQLBindColand binding the length to the return value from- SQL_LEN_DATA_AT_EXECfails with a memory allocation error. (Bug#20547)
- Using - DataAdapter, MySQL Connector/ODBC may continually consume memory when reading the same records within a loop (Windows Server 2003 SP1/SP2 only). (Bug#20459)
- When retrieving data from columns that have been compressed using - COMPRESS(), the retrieved data would be truncated to 8KB. (Bug#20208)
- The ODBC driver name and version number were incorrectly reported by the driver. (Bug#19740) 
- A string format exception would be raised when using iODBC, MySQL Connector/ODBC and the embedded MySQL server. (Bug#16535) 
- The - SQLDriverConnect()ODBC method did not work with recent MySQL Connector/ODBC releases. (Bug#12393)