Number of rows in a data.frame or a tibble object
Description
This function retrieves number of rows in a tibble or data.frame object.
Usage
td_nrow(df)
Arguments
df |
Required Argument |
Value
Returns the number of rows in a data.frame or a tibble object.
Examples
# Get remote data source connection
con <- td_get_context()$connection
# Create a dataframe.
df <- data.frame(column1 = c(1, 2, 3), column2 = c('teradata', 'vantage', 'release'),
column3 = c(TRUE, FALSE, TRUE))
# Returns the number of rows for data.frame.
td_nrow(df)
# Create table from R dataframe "df".
copy_to(con, df, name = "test_table", analyze = TRUE, overwrite = TRUE)
# Create remote tibble object.
test_table <- tbl(con, "test_table")
# Returns the number of rows for tibble object.
td_nrow(test_table)