- Subfolder Option: SELECT Query Never Ends
  modified:   storage/connect/tabmul.cpp
  modified:   storage/connect/tabmul.h

Work on MDEV-12667 Crash when using JSON tables
  modified:   storage/connect/tabmgo.cpp
  modified:   storage/connect/connect.cc
  modified:   storage/connect/ha_connect.cc
  modified:   storage/connect/ha_connect.h
  modified:   storage/connect/plgdbutl.cpp
  modified:   storage/connect/plugutil.cpp

Work on MONGO and MGO types
  modified:   storage/connect/mongofam.cpp
  modified:   storage/connect/tabmgo.cpp
  modified:   storage/connect/tabmgo.h

Change Base offset for DIR tables on Linux
  modified:   storage/connect/reldef.cpp

Typo
  modified:   storage/connect/catalog.h
  modified:   storage/connect/mycat.cc
  modified:   storage/connect/mycat.h

Disable all json tests
  modified:   storage/connect/mysql-test/connect/disabled.def