Returns the filter definition of named filters given a filter expression

Returns the filter definition of named filters given a filter expression

emr_filters.info(filter)

Arguments

filter

a filter expression

Value

a list of named filters

See also

emr_filter.info

Examples

emr_db.init_examples()
#> NULL
emr_filter.create("f1", "dense_track", time.shift = c(2, 4))
emr_filter.create("f2", "dense_track", time.shift = c(2, 4))
emr_filter.create("f3", "dense_track", time.shift = c(2, 4))
emr_filters.info("f1 | (f2 & f3)")
#> $f1
#> $f1$src
#> [1] "dense_track"
#> 
#> $f1$time_shift
#> [1] 2 4
#> 
#> $f1$keepref
#> [1] FALSE
#> 
#> $f1$val
#> NULL
#> 
#> $f1$expiration
#> NULL
#> 
#> $f1$operator
#> [1] "="
#> 
#> $f1$use_values
#> [1] FALSE
#> 
#> 
#> $f2
#> $f2$src
#> [1] "dense_track"
#> 
#> $f2$time_shift
#> [1] 2 4
#> 
#> $f2$keepref
#> [1] FALSE
#> 
#> $f2$val
#> NULL
#> 
#> $f2$expiration
#> NULL
#> 
#> $f2$operator
#> [1] "="
#> 
#> $f2$use_values
#> [1] FALSE
#> 
#> 
#> $f3
#> $f3$src
#> [1] "dense_track"
#> 
#> $f3$time_shift
#> [1] 2 4
#> 
#> $f3$keepref
#> [1] FALSE
#> 
#> $f3$val
#> NULL
#> 
#> $f3$expiration
#> NULL
#> 
#> $f3$operator
#> [1] "="
#> 
#> $f3$use_values
#> [1] FALSE
#> 
#>