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RMI
usage
Create an index and make lookups
// load the age column and parse values into float64 values
ageColumn := extractAgeColumn( data/people.csv )
// create an index over the age column
index := index.New(ageColumn)
// search an age and get back its line position inside the file people.csv
search, := strconv.ParseFloat(os.Args[1], 64)
lines, := index.Lookup(search)
the
data/people.csv age column.
It outputs :
$ cat data/people.csv
name,age,sex
jeanne,90,F
jean,23,M
Carlos,3,M
Carlotta,45,F
Miguel,1,M
Martine,1.5,F
Georgette,23,F
$ go run main.go 23
2020/11/15 20:29:56 People who are 23 years old are located at [8 3] inside data/people.csv