Method costs

basex-core/src/main/java/org/basex/data/Data.java:193–195

Returns a cost estimation for searching the specified token. Smaller values are better, a value of zero indicates that no results will be returned. @param search index search definition @return cost estimation, or null if index access is not possible

(final IndexSearch search)

   * @return cost estimation, or {@code null} if index access is not possible
   */
  public final IndexCosts costs(final IndexSearch search) {
    return index(search.type()).costs(search);
  }

  /**
   * Returns info on the specified index structure.