get_variable_name

Description:

public unowned string? get_variable_name (int column)

Retrieves the name of the given column.

This name will be defined at the SPARQL query, either implicitly from the names of the variables returned in the resultset, or explicitly through the `AS ?var` SPARQL syntax.

Parameters:

this	a `TrackerSparqlCursor`
column	column number to retrieve (first one is 0)

Returns:

The name of the given column.