driver-sqlite.md
In odbc: Connect to ODBC Compatible Databases (using the DBI Interface)

unsupported types gives informative error

Code
  dbWriteTable(con, "df", df)
Condition
  Error in `odbcDataType()`:
  ! Can't determine type for column foo.
  Caused by error:
  ! Unsupported type

dbWriteTable() with `field.types` with `append = TRUE`

Code
  dbWriteTable(con, "boopery", data.frame(bop = 1), field.types = c(bop = "numeric"),
  append = TRUE)
Condition
  Error in `dbWriteTable()`:
  ! Cannot specify `field.types` with `append = TRUE`.

WriteTable() with `overwrite = TRUE` and `append = TRUE`

Code
  dbWriteTable(con, "boopery", data.frame(bop = 1), overwrite = TRUE, append = TRUE)
Condition
  Error in `dbWriteTable()`:
  ! `overwrite` and `append` cannot both be "TRUE".

dbWriteTable(), existing table, `overwrite = FALSE`, `append = FALSE`

Code
  dbWriteTable(con, "boopery", data.frame(bop = 1), overwrite = FALSE, append = FALSE)
Condition
  Error in `dbWriteTable()`:
  ! Table boopery exists in database, and both overwrite and append are `FALSE`.