This function returns information about the track: type, data type, number of vales, number of unique values, minimal / maximal value, minimal / maximal id, minimal / maximal time.
emr_track.info(track)track name
A list that contains track properties
Note: this function ignores the current subset, i.e. it is applied to the whole track.
emr_db.init_examples()
#> NULL
emr_track.info("sparse_track")
#> $path
#> [1] "/tmp/RtmpGXo75k/naryndb/test/sparse_track.nrtrack"
#>
#> $type
#> [1] "sparse"
#>
#> $data.type
#> [1] "double"
#>
#> $categorical
#> [1] FALSE
#>
#> $num.vals
#> [1] 21
#>
#> $num.unique.vals
#> [1] 18
#>
#> $min.val
#> [1] 10
#>
#> $max.val
#> [1] 500
#>
#> $min.id
#> [1] 5
#>
#> $max.id
#> [1] 40
#>
#> $min.time
#> [1] 1
#>
#> $max.time
#> [1] 50
#>