METHOD AND APPARATUS FOR STORING AND SEARCHING FOR INDEX INFORMATION
First Claim
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1. A method for storing index information, comprising:
- after storing a content, sending index information pointing to the stored content to index nodes in an aggregation network that belong to the same geographical area as the stored content for storing; and
sending the index information pointing to the stored content to index nodes in a core network for storing.
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Abstract
The present invention discloses a method for storing index information. The method includes: after storing a content, sending index information pointing to the stored content to index nodes in an aggregation network that belong to the same geographical area as the stored content for storing; and sending the index information pointing to the stored content to index nodes in a core network for storing. The present invention also discloses a method for searching for index information, an apparatus for storing index information, an apparatus for searching for index information, and a communication network system.
5 Citations
16 Claims
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1. A method for storing index information, comprising:
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after storing a content, sending index information pointing to the stored content to index nodes in an aggregation network that belong to the same geographical area as the stored content for storing; and sending the index information pointing to the stored content to index nodes in a core network for storing. - View Dependent Claims (2, 3)
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4. A method for searching for index information, comprising:
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receiving a request from a user for accessing a content; searching index nodes in an access network for index information pointing to the content to be accessed; if the index information is not found, searching index nodes in an aggregation network for the index information pointing to the content to be accessed; and if the index information is still not found, searching index nodes in a core network for the index information pointing to the content to be accessed. - View Dependent Claims (5, 6, 7, 8)
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9. An apparatus for storing index information, comprising:
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a first storing module, configured to, after storing a content, send index information pointing to the stored content to index nodes in an aggregation network that belong to the same geographical area as the stored content for storing; and a second storing module, configured to send the index information pointing to the stored content to index nodes in a core network for storing. - View Dependent Claims (10, 11)
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12. An apparatus for searching for index information, comprising:
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a receiving module, configured to receive a request from a user for accessing a content; a first searching module, configured to search index nodes in an access network for index information pointing to the content to be accessed; a second searching module, configured to, when the first searching module does not find the index information pointing to the content to be accessed, search index nodes in an aggregation network for the index information pointing to the content to be accessed; and a third searching module, configured to, when the second searching module still does not find the index information pointing to the content to be accessed, search index nodes in a core network for the index information pointing to the content to be accessed. - View Dependent Claims (13, 14, 15, 16)
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Specification