| 摘要 |
<p>A method and means for searching a compressed index generated by the method and means disclosed in U.S. Pat. application Ser. No. 836,930 filed the same day as this application. Two types of searches are disclosed, (1) a multilevel search, and (2) a one-level search. The multilevel search begins at the highest, or apex level of a multilevel compressed index and searches one block at each level. The multilevel search ends after finding a pointer at the lowest level in the index. The pointer found at the lowest level addresses a data block containing the information searched for. The one-level search can enter the multilevel index at any level and serial search plural blocks for the correct pointer to a block at the next lower level.</p> |
