Search notes:

Registry: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office\_version_\Access\Debug

Note: 32bit Office running on 64 bit Windows need to go to the respective key under HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node.

JETSHOWPLAN

If set to ON, the debug output file showplan.out is produced.
@rem
@rem Change to version on system (use application.dbVersion etc.)
@rem
@set officeVersion=15.0
@

@
@rem Wow6432Node only used for 32 bit access on 64 bit Windows.
@rem Uncomment in other cases.
@
@set Wow6432Node=\Wow6432Node
@

@reg add "HKEY_LOCAL_MACHINE\SOFTWARE%Wow6432Node%\Microsoft\Office\%officeVersion%\Access Connectivity Engine\Engines\Debug" /v JETSHOWPLAN /t REG_SZ /d ON /f
Github repository about-Windows-Registry, path: /HKEY_LOCAL_MACHINE/SOFTWARE/Microsoft/Office/application_version/Access/Debug/JETSHOWPLAN.bat

See also

Access

Index