modified:   storage/connect/connect.cc
  modified:   storage/connect/ha_connect.cc
  modified:   storage/connect/ha_connect.h
  modified:   storage/connect/tabjdbc.cpp
  modified:   storage/connect/tabmysql.cpp
  modified:   storage/connect/tabodbc.cpp

- MDEV-17212: Test if NumResultCols is implemented by the data source
  modified:   storage/connect/odbconn.cpp

- Change error type in Optimize
  modified:   storage/connect/ha_connect.cc

- Update version date
  modified:   storage/connect/ha_connect.cc

- Fix truncating error messages on first unrecognized latin1 character
  modified:   storage/connect/ha_connect.cc

- Fix MDEV-17343
  Reject multi-table UPDATE/DELETE commands that crash on some systems
  modified:   storage/connect/ha_connect.cc
  modified:   storage/connect/tabext.cpp

- Try fix some failing tests
  modified:   storage/connect/mysql-test/connect/r/jdbc.result
  modified:   storage/connect/mysql-test/connect/r/jdbc_postgresql.result
  modified:   storage/connect/mysql-test/connect/r/mysql_exec.result
  modified:   storage/connect/mysql-test/connect/r/odbc_postgresql.result

- Typo
  modified:   storage/connect/global.h