gv.relation_schema {autodb} | R Documentation |
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 |
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
.
[Package autodb version 3.0.0 Index]