---

hdfs.describe

Returns the metadata associated with a file in HDFS.

Usage

hdfs.describe(
        dfs.id)

Arguments

dfs.id

The name of a file in HDFS. The file name can include a path that is either absolute or relative to the current path.

Return Value

A data frame containing the metadata, or NULL if no metadata was available in HDFS

Example

This example provides information about an HDFS file named ontime_DB:

R> hdfs.describe('ontime_DB')
           name
1          path
2        origin
3         class
4         types
5           dim
6         names
7       has.key
8    key.column
9      null.key
10 has.rownames
11         size
12        parts

1                           values
2                        ontime_DB
3                          unknown
     .
     .
     .