It is indicating towards a possible classpath problem.
Caused by: java.lang.ClassNotFoundException: com.mysql.jdbc.Driver
mysql-connector-java-3.1.14-bin.jar might be missing in the server classpath, while it is there in the eclipse.
Check build path in the eclipse and find out location of the jar. Then add the location/jar path-> specify it in shared.loader
or common.loader property
of /conf/catalina.properties
.
You might want to read more about tomcat classpath issues/solution at http://www.mulesoft.com/tomcat-classpath