Description Usage Arguments Value See Also
This function reads the initial lines of a CSV file to attempt to work out column classes, uses dbWriteTable
to create an empty table, and then calls the MonetDB bulk input statement to read the file.
1 | monet.read.csv(connection, files, tablename, nrows, header = TRUE, locked = FALSE, na.strings = "", ..., nrow.check = 500)
|
connection |
Connection to a MonetDB database |
files |
Vector of one or more filenames, for files to be put in the same table. |
tablename |
Character string giving the table to be created |
nrows |
Approximate number of rows in the file (to reduce copying) |
header |
as in |
locked |
If |
na.strings |
A single character string denoting missing values, to be converted to SQL NULL. |
... |
Other arguments to |
nrow.check |
Number of rows to read while attempting to work out variable types. |
Called for its side-effect
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