Error 20002 (severity 9):Adaptive Server connection failed

环境：

Ubuntu12.10_x64

问题：

用tsql访问SQL Server

>> tsql -H 192.168.88.133 -p  U sa
Error  (severity ):
Adaptive Server connection failed

解决：

查看TDS version

>> tsql -C
Compile-time settings (established with the "configure" script)
                            Version: freetds v0.
             freetds.conf directory: /usr/local/freetds/etc
     MS db-lib source compatibility: yes
        Sybase binary compatibility: no
                      Thread safety: yes
                      iconv library: yes
                        TDS version: 7.1
                              iODBC: no
                           unixodbc: yes
              SSPI "trusted" logins: no
                           Kerberos: no

查看freetds.conf文件

>> vim /usr/local/freetds/etc/freetds.conf

添加相应的版本信息

# A typical Microsoft server
[egServer71]
        host = ntmachine.domain.com
        port =
        tds version = 7.1

查看数据源文件

>> vim /etc/tds.datasource.template 

修改TDS_Version

TDS_Version          = 7.1

查看odbc.ini文件

>> vim /etc/odbc.ini

修改TDS_Version

TDS_Version          = 7.1

 

说明：

此问题的解决方法可能不止一种，LZ其实还没有弄清楚问题的根本，只是通过以上方法解决了问题。LZ会更努力，找出出现此问题的原因，以后会再更新。