R: Using the "select" interface on 'EpiTxDb' objects

select {EpiTxDb}

R Documentation

Using the "select" interface on `EpiTxDb` objects

Description

As expected for a AnnotationDb object, the general accessors select, keys, columns and keytypes can be used to get information from a EpiTxDb object.

Usage

## S4 method for signature 'EpiTxDb'
select(x, keys, columns, keytype, ...)

## S4 method for signature 'EpiTxDb'
columns(x)

## S4 method for signature 'EpiTxDb'
keys(x, keytype, ...)

## S4 method for signature 'EpiTxDb'
keytypes(x)

Arguments

`x`	a `EpiTxDb` object
`keys, columns, keytype, ...`	See `AnnotationDb` for more comprehensive description of the methods `select`, `keys`, `columns` and `keytypes` and their arguments.

Value

a data.frame object for select() and a character vecor for keytypes(), keys() and columns().

Examples

etdb_file <- system.file("extdata", "EpiTxDb.Hs.hg38.snoRNAdb.sqlite",
                         package="EpiTxDb")
etdb <- loadDb(etdb_file)
etdb