db.attributes.metadata.info: DB attributes

In cezden/rpostgrexplorer: Simplification of analysis in PostgreSQL and Redshift DBs

Description

Extracts the DB attributes from metadata.info object

Usage

## S3 method for class 'metadata.info'
db.attributes(metadata.inf, full = FALSE)

Arguments

metadata.inf	object of class metadata.info to perform extraction from
full	should full database information be returned?

Details

Depending on the value of full parameter the function returns data.frame describing each attribute in metadata.info object.

Default (full = FALSE) columns of returned object:

• schemaname

• tablename

• attribute name

• type of attribute

More detailed information (full = TRUE) includes default columns, and additionally:

• length of attribute (related to type)

• estimated fraction of NULL values

• estimated number of distinct values (caution!)

• most common values

• frequency of most common values

• histogram bounds

cezden/rpostgrexplorer documentation built on May 13, 2019, 3:08 p.m.