gv.relation_schema: Generate Graphviz input text to plot relation schemas

In autodb: Automatic Database Normalisation for Data Frames

Generate Graphviz input text to plot relation schemas

Description

Produces text input for Graphviz to make an HTML diagram of a given relation schema.

Usage

## S3 method for class 'relation_schema'
gv(x, name = NA_character_, ...)

Arguments

x	a relation schema, as given by relation_schema or synthesise.
name	a character scalar, giving the name of the schema, if any.
...	further arguments passed to or from other methods.

Details

Each relation in the schema is presented as a set of rows, one for each attribute in the relation. These rows do not include information about the attribute classes.

Value

A scalar character, containing text input for Graphviz.

See Also

The generic gv.

autodb documentation built on April 4, 2025, 5:12 a.m.