Function spatialite_sys::is_kml_constant

pub unsafe extern "C" fn is_kml_constant(
    sqlite: *mut sqlite3, 
    table: *mut c_char, 
    column: *mut c_char
) -> c_int

Checks if a column is actually defined into the given table

\param sqlite handle to current DB connection \param table the table to be checked \param column the column to be checked

\return 0 on success, any other value on success

\note internally used to detect if some KML attribute defaults to a constant value