(cherry picked from commit 481d813539)
address oliverpool comments
(cherry picked from commit d8f313f9e2)
s/Printf/Print/
(cherry picked from commit 6621b04458)
do not run initDB within integration tests
(cherry picked from commit 5a0428ede3)
(cherry picked from commit d3ebc9449c)
(cherry picked from commit 411bc5ac69)
