break a dataframe into a list of dataframes

The number of dataframes in the list is based on the number of elements specified for each chunk.

Usage

cdr_chunk_tbl(db_tbl, chunk_size = 10000)

Arguments

db_tbl

a dataframe

chunk_size

number of table elements to put into each chunk

Value

a list of dataframes

Examples

chunked_df <- crudr:::cdr_chunk_tbl(iris, 20)
chunked_df <- crudr:::cdr_chunk_tbl(iris, 1)
chunked_df <- crudr:::cdr_chunk_tbl(iris, -1)
chunked_df <- crudr:::cdr_chunk_tbl(iris, 500)
chunked_df <- crudr:::cdr_chunk_tbl(iris, 1000)
chunked_df <- crudr:::cdr_chunk_tbl(as.matrix(iris), 0)
chunked_df <- crudr:::cdr_chunk_tbl(mtcars, 100)