Function duckdb_bind_set_cardinality 

pub unsafe extern "C" fn duckdb_bind_set_cardinality(
    info: duckdb_bind_info,
    cardinality: idx_t,
    is_exact: bool,
)

Sets the cardinality estimate for the table function, used for optimization.

@param info The bind data object. @param is_exact Whether or not the cardinality estimate is exact, or an approximation