read_fast {qtl2pattern}

Read fast database with possible rownames

Description

Read fast database with format fst. Use first column of database (must be named 'ind') as rownames if desired. R/qtl2 routines assume data frames have rownames to use to align individuals.

Usage

read_fast(datapath, columns = NULL, rownames = TRUE)

Arguments

datapath

character string path to database

columns

names or indexes for columns to be extracted

rownames

use first column of rownames if TRUE (can supply column number)

Value

extracted data frame with appropriate rows and columns.

See Also

read_fst