If an R data frame with POSIXct or POSIXlt column type is used in the copy_to function, then the fractional seconds data is ignored.
To work around this limitation, convert POSIXct and POSIXlt columns in the R data frame to character vectors.
If an R data frame with POSIXct or POSIXlt column type is used in the copy_to function, then the fractional seconds data is ignored.
To work around this limitation, convert POSIXct and POSIXlt columns in the R data frame to character vectors.