log by logging

git-svn-id: https://svn.sinaapp.com/testdrape/1@147 3aab84ea-45f4-4ca6-9053-3a61a15e3b4a
log

git-svn-id: https://svn.sinaapp.com/testdrape/1@148 3aab84ea-45f4-4ca6-9053-3a61a15e3b4a
log

git-svn-id: https://svn.sinaapp.com/testdrape/1@149 3aab84ea-45f4-4ca6-9053-3a61a15e3b4a
log

git-svn-id: https://svn.sinaapp.com/testdrape/1@150 3aab84ea-45f4-4ca6-9053-3a61a15e3b4a
fix a bug in test/Db.html

git-svn-id: https://svn.sinaapp.com/testdrape/1@151 3aab84ea-45f4-4ca6-9053-3a61a15e3b4a
fix a bug in tablePrefix

git-svn-id: https://svn.sinaapp.com/testdrape/1@152 3aab84ea-45f4-4ca6-9053-3a61a15e3b4a