Error(s) in re-building vignettes:
  ...
--- re-building ‘DBI_objects_and_functions.Rmd’ using rmarkdown
Quitting from lines 19-21 (./../man/fragments/DBI.Rmd) 
Quitting from lines 19-21 (./../man/fragments/DBI.Rmd) 
Error: processing vignette ‘DBI_objects_and_functions.Rmd’ failed with diagnostics:
Package RSQLite not installed
--- failed re-building ‘DBI_objects_and_functions.Rmd’

--- re-building ‘Database_connections.Rmd’ using rmarkdown
Quitting from lines 8-13 (./../man/fragments/Connection.Rmd) 
Quitting from lines 20-21 (./../man/fragments/Connection.Rmd) 
Error: processing vignette ‘Database_connections.Rmd’ failed with diagnostics:
Package RSQLite not installed
--- failed re-building ‘Database_connections.Rmd’

--- re-building ‘Installation_and_Object.Rmd’ using rmarkdown
Quitting from lines 22-25 (./../man/fragments/Object.Rmd) 
Quitting from lines 22-25 (./../man/fragments/Object.Rmd) 
Error: processing vignette ‘Installation_and_Object.Rmd’ failed with diagnostics:
Package RPostgres not installed
--- failed re-building ‘Installation_and_Object.Rmd’

--- re-building ‘Packages_and_databases.Rmd’ using rmarkdown
Quitting from lines 19-24 (./../man/fragments/Packages_Databases.Rmd) 
Quitting from lines 19-24 (./../man/fragments/Packages_Databases.Rmd) 
Error: processing vignette ‘Packages_and_databases.Rmd’ failed with diagnostics:
Package RSQLite not installed
--- failed re-building ‘Packages_and_databases.Rmd’

--- re-building ‘Password_storage.Rmd’ using rmarkdown
--- finished re-building ‘Password_storage.Rmd’

--- re-building ‘S3_and_R6_functions.Rmd’ using rmarkdown
Quitting from lines 8-18 (./../man/fragments/S3.Rmd) 
Quitting from lines 23-32 (./../man/fragments/S3.Rmd) 
Error: processing vignette ‘S3_and_R6_functions.Rmd’ failed with diagnostics:
there is no package called 'RSQLite'
--- failed re-building ‘S3_and_R6_functions.Rmd’

--- re-building ‘Transactions.Rmd’ using rmarkdown
Quitting from lines 6-12 (./../man/fragments/Transaction.Rmd) 
Quitting from lines 17-23 (./../man/fragments/Transaction.Rmd) 
Error: processing vignette ‘Transactions.Rmd’ failed with diagnostics:
Package RSQLite not installed
--- failed re-building ‘Transactions.Rmd’

SUMMARY: processing the following files failed:
  ‘DBI_objects_and_functions.Rmd’ ‘Database_connections.Rmd’
  ‘Installation_and_Object.Rmd’ ‘Packages_and_databases.Rmd’
  ‘S3_and_R6_functions.Rmd’ ‘Transactions.Rmd’

Error: Vignette re-building failed.
Execution halted