Error(s) in re-building vignettes:
  ...
--- re-building ‘a01_getting-started.Rmd’ using rmarkdown
trying URL 'https://example-data.ohdsi.dev/GiBleed.zip'
Content type 'application/zip' length 6754786 bytes (6.4 MB)
==================================================
downloaded 6.4 MB


Quitting from lines 41-46 [unnamed-chunk-1] (a01_getting-started.Rmd)
Error: processing vignette 'a01_getting-started.Rmd' failed with diagnostics:
error in evaluating the argument 'drv' in selecting a method for function 'dbConnect': there is no package called 'duckdb'
--- failed re-building ‘a01_getting-started.Rmd’

--- re-building ‘a02_working_with_cohorts.Rmd’ using rmarkdown
trying URL 'https://example-data.ohdsi.dev/GiBleed.zip'
Content type 'application/zip' length 6754786 bytes (6.4 MB)
==================================================
downloaded 6.4 MB

--- finished re-building ‘a02_working_with_cohorts.Rmd’

--- re-building ‘a03_dbplyr.Rmd’ using rmarkdown
trying URL 'https://example-data.ohdsi.dev/GiBleed.zip'
Content type 'application/zip' length 6754786 bytes (6.4 MB)
==================================================
downloaded 6.4 MB


Quitting from lines 38-41 [unnamed-chunk-3] (a03_dbplyr.Rmd)
Error: processing vignette 'a03_dbplyr.Rmd' failed with diagnostics:
error in evaluating the argument 'drv' in selecting a method for function 'dbConnect': there is no package called 'duckdb'
--- failed re-building ‘a03_dbplyr.Rmd’

--- re-building ‘a04_DBI_connection_examples.Rmd’ using rmarkdown
--- finished re-building ‘a04_DBI_connection_examples.Rmd’

--- re-building ‘a05_cdm_reference_backends.Rmd’ using rmarkdown
trying URL 'https://example-data.ohdsi.dev/GiBleed.zip'
Content type 'application/zip' length 6754786 bytes (6.4 MB)
==================================================
downloaded 6.4 MB

--- finished re-building ‘a05_cdm_reference_backends.Rmd’

--- re-building ‘a06_using_cdm_attributes.Rmd’ using rmarkdown
trying URL 'https://example-data.ohdsi.dev/GiBleed.zip'
Content type 'application/zip' length 6754786 bytes (6.4 MB)
==================================================
downloaded 6.4 MB


Quitting from lines 34-42 [unnamed-chunk-3] (a06_using_cdm_attributes.Rmd)
Error: processing vignette 'a06_using_cdm_attributes.Rmd' failed with diagnostics:
error in evaluating the argument 'drv' in selecting a method for function 'dbConnect': there is no package called 'duckdb'
--- failed re-building ‘a06_using_cdm_attributes.Rmd’

SUMMARY: processing the following files failed:
  ‘a01_getting-started.Rmd’ ‘a03_dbplyr.Rmd’
  ‘a06_using_cdm_attributes.Rmd’

Error: Vignette re-building failed.
Execution halted