jTDS 1.3.1 发布了，jTDS 是第三方开源的SQL Server/Sybase数据库的JDBC驱动程序，性能最好最稳定。
下载地址：http://sourceforge.net/projects/jtds/files/latest/download?source=files
改进记录包括：
Changes from jTDS 1.3.0
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06/02/2013 - Holger Rehn
o Fixed bug #702, JtdsConnection.getMutex() isn't thread-safe.
o jTDS throws an SQLTimeoutException if an operation times out (bug #701).
05/16/2013 - Holger Rehn
o Added range check to class BlobBuffer as proposed by Benedict Elliott Smith.
o Applied patch for explicitly creating an in-memory BlobBuffer provided by
Benedict Elliott Smith.
05/03/2013 - Holger Rehn
o Fixed a bug that could cause the statement cache to be disabled.
o Improved statement cache performance.
o Removed unnecessary synchronization overhead from SQL statement parser.
05/01/2013 - Holger Rehn
o Fixed bug #687, JtdsObjectFactory don't accept the connection property name
mappings used in jTDS versions up to jTDS 1.2.6.
04/02/2013 - Holger Rehn
o Fixed bug #699, conversion from timestamp String to Date fails.
03/18/2013 - Holger Rehn
o Backported Kerberos support from jTDS 2.0.
03/08/2013 - Holger Rehn
o Improved fix for bug #694, the previous attempt wasn't sufficient.
03/07/2013 - Holger Rehn
o Applied fix for bug #695 provided by Keith Robinson.
o Fixed bug #694, jTDS logger may cause an NPE.
02/24/2013 - Holger Rehn
o Fixed bug #508, the driver ignored unspecified server errors signaled by a
TDS DONE token if no ERROR token has been received before.
02/18/2013 - Holger Rehn
o Fixed bug #682, error when using date/time escapes in a procedure call.
01/25/2013 - Holger Rehn
o Added test for JDBC date/time escapes used in a procedure call.
12/24/2012 - Holger Rehn
o Added test for bug #686, SQL error invalidates a Statement's internal state.
o Fixed bug #626 by added a type mapping for java.math.BigInteger.
12/19/2012 - Holger Rehn
o Applied fix for MSSQL 2000 compatibility provided by Andrew Fink (bug #683).
11/15/2012 - Holger Rehn
o Fixed bug #552, jTDS fails to find an SQL Server instance if the discovery
requests' response is split into multiple network packets.
10/28/2012 - Holger Rehn
o Added test for bug #575, parameter types not available via ParameterMetaData.
o Fixed build script, Maven artifacts are no longer included in the distro
package.
来自:开源中国社区
