CN104820692A - Method and device for establishing index - Google Patents
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- CN104820692A CN104820692A CN201510208147.4A CN201510208147A CN104820692A CN 104820692 A CN104820692 A CN 104820692A CN 201510208147 A CN201510208147 A CN 201510208147A CN 104820692 A CN104820692 A CN 104820692A
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Abstract
The embodiment of invention discloses a method and a device for establishing an index, wherein the method comprises the steps as follows: merging brush indexes which meet a preset merging strategy through monitoring the brush indexes stored in a magnetic disk to generate a merged index; merging the merged index with current total content index according to a preset algorithm to generate a new total content index, which is used for searching data by a user. The method and the device of the invention can be used for reducing the number of smaller indexes through merging the smaller indexes, which are generated currently, according to certain rules, and using the strategy established by the total content index after the size of the index fragment reaches certain threshold value, thereby reducing the performance consumption of a search engine and influencing the efficiency of whole search task and tasks such as index establishment.
Description
Technical field
The embodiment of the present invention relates to the technical field of data processing, particularly relates to a kind of method and the device of setting up index.
Background technology
A large amount of index fragments can be produced in the storage of internal memory and disk in the index process of establishing of real-time search, in this case, present strategy merges index fragment, this method can cause larger merging cost to the merging of existing index fragment after fragment is merged into a certain size, and the mode that this index merges cannot avoid because the renewal real-time that causes of fragment problems and inquiry QPS performance loss problem.
Index building and search service all belong to the application of IO intensity, affix one's name to the problem that this two methods will cause IO to compete, have a strong impact on the performance of index construct and search service for same machine upper portion.Meanwhile, along with the increase of searching service scale, business datum presents explosive growth.Under original server architecture, build the time that huge business datum index spends more and more longer, have a strong impact on the Consumer's Experience of search service.
Summary of the invention
The object of the embodiment of the present invention is to propose a kind of method and device setting up index, is intended to solve the efficiency of the index merging how improving search engine.
For reaching this object, the embodiment of the present invention by the following technical solutions:
Set up a method for index, described method comprises:
The brush stored in monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index;
Described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search.
Preferably, the brush stored in described monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index, comprising:
Monitoring enters index file when the brush that stores in front disk, obtains n and of the same sizely brushes into index, merges that n of getting is of the same size to brush into index, generates and merges index.
Preferably, the brush stored in described monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index, comprising:
In monitoring disk, the brush that stores enters index, estimates arrange merging factor of influence according to the described speed generated into index of brushing;
When described brush reach the merging factor of influence of specifying into index number of the same size time, then merge the of the same size of the merging factor of influence of specifying and brush into index, generate merge index.
Preferably, describedly described merging index and current full dose index to be merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search, comprising:
Described merging index and current full dose index are merged, generates new full dose index and new merging task, set up the connection of described new full dose index and described merging task newly;
By described new full dose index stores in memory module, whether monitoring completes search mission corresponding to described current full dose index;
After monitoring and completing search mission corresponding to described current full dose, delete described current full dose index.
Preferably, described method, described merging index and current full dose index being merged according to the algorithm preset, generates new full dose index, and described new full dose index also comprises before carrying out data search for user:
Judge whether to reach the time interval building full dose index, if so, then perform and described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search.
Set up a device for index, described device comprises:
First generation unit, enters index for monitoring the brush stored in disk, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index;
Second generation unit, for described merging index and current full dose index being merged according to the algorithm preset, generates new full dose index, and described new full dose index is used for user and carries out data search.
Preferably, described first generation unit, for:
Monitoring enters index file when the brush that stores in front disk, obtains n and of the same sizely brushes into index, merges that n of getting is of the same size to brush into index, generates and merges index.
Preferably, described first generation unit, for:
In monitoring disk, the brush that stores enters index, estimates arrange merging factor of influence according to the described speed generated into index of brushing;
When described brush reach the merging factor of influence of specifying into index number of the same size time, then merge the of the same size of the merging factor of influence of specifying and brush into index, generate merge index.
Preferably, described second generation unit, for:
Described merging index and current full dose index are merged, generates new full dose index and new merging task, set up the connection of described new full dose index and described merging task newly;
By described new full dose index stores in memory module, whether monitoring completes search mission corresponding to described current full dose index;
After monitoring and completing search mission corresponding to described current full dose, delete described current full dose index.
Preferably, described device also comprises:
Judging unit, reaching for judging whether the time interval building full dose index, if so, then performing and described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search.
The embodiment of the present invention enters index by the brush stored in monitoring disk, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index; Described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search, by merging according to certain rule the less index of existing generation, thus reduce the number of less index, when after the threshold value that the size of index fragment reaches certain, then adopt the strategy of full dose index construct, thus reduce the performance consumption of search engine, affect the efficiency of the task such as whole search mission and index foundation.
Accompanying drawing explanation
Fig. 1 is the method flow schematic diagram that the present invention sets up method first embodiment of index;
Fig. 2 is the method flow schematic diagram that the present invention sets up method second embodiment of index;
Fig. 3 is the high-level schematic functional block diagram that the present invention sets up the device of index;
Fig. 4 is the high-level schematic functional block diagram that the present invention sets up the device of index.
Embodiment
Below in conjunction with drawings and Examples, the embodiment of the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the embodiment of the present invention, but not the restriction to the embodiment of the present invention.It also should be noted that, for convenience of description, illustrate only the part relevant to the embodiment of the present invention in accompanying drawing but not entire infrastructure.
Embodiment one
The method flow schematic diagram that the present invention sets up method first embodiment of index with reference to figure 1, Fig. 1.
In embodiment one, the described method setting up index comprises:
Step 101, the brush stored in monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index;
Preferably, the brush stored in described monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index, comprising:
Monitoring enters index file when the brush that stores in front disk, obtains n and of the same sizely brushes into index, merges that n of getting is of the same size to brush into index, generates and merges index.
Preferably, the brush stored in described monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index, comprising:
In monitoring disk, the brush that stores enters index, estimates arrange merging factor of influence according to the described speed generated into index of brushing;
When described brush reach the merging factor of influence of specifying into index number of the same size time, then merge the of the same size of the merging factor of influence of specifying and brush into index, generate merge index.
Concrete, while real time indexing constantly generates, the action that dish write in internal memory index in internal memory, can be triggered, when after the threshold value that the size of the real time indexing in internal memory reaches certain, then index is written in disk and carry out persistence, also just create and brush into index.When write the brush of disk enter index be on the increase time, the reduction of the performance of search mission and index task can be caused.By merging into index existing brush, reducing the number of index file, reaching the optimization of performance.
Be stored into the index file of disk, take index_flush_0, index_flush_1 herein ... name etc. mode, when brush into index file increase time, these files just must reduce the number of file by the mode merged.
Consolidation strategy for brushing index: monitoring enters index file when the brush that stores in front disk, take when occur n individual of the same size brush into index time, just enter index to current brush and merge, factor of n wherein can be selected by test.
Merge the selection strategy of factor of n: brush into index formation speed very fast, then need merging factor of n to be selected comparatively greatly, the merging number of times brushed into index can be reduced in the unit interval like this, otherwise, then will merge the less number of selecting predictors.This can be entered index formation speed and determine by actual brush.
Brushing in the process that index merges, the brush participating in merging enters index to be thrown away and externally provides search service, and after index has merged, newly-generated brush enters index to start externally to provide service.The quoting resource technology that the brush before participating in merging enters index corresponding subtracts 1, ensures to be connected to the thread normal termination that the brush participating in merging enters the queried access of index in merging process.
Brush the normal termination that index merges: the brush participating in merging enters index and generates the new index after merging, after new brush enters index generation, new queried access task is connected on new index, be connected to after the brush participating in merging enters the query task normal termination on index before having merged simultaneously, just no longer include new queried access task connection and come in.
In merging process, in the event of the machine of delaying or abnormal conditions, merge the non-normal termination of affairs, be then combined affairs and carry out rollback, clean out the new brush after merging and enter index, the brush simultaneously participating in merging enters index to be continued normally externally to provide queried access service.
Suppose that the merging influence factor that we select is 2, then represent brush in index exist two equirotal
In time, merges into index brushing.There is the in the same size of index_flush_0 and index_flush_1 in present brush in index, then starts them to be merged into index_flush_2.In the process merging into index_flush_2, index_flush_0 and index_flush_1 continues externally to provide normal service.When being completely integrated after for index_flush_2, index_flush_2 starts externally to provide service.Quoting resource counting on index_flush_0 and index_flush_1 is subtracted 1 simultaneously.After the queried access mission thread on index_flush_0 and index_flush_1 terminates, just normal closedown index index_flush_0 and index_flush_1.
Step 102, merges described merging index and current full dose index according to the algorithm preset, generates new full dose index, and described new full dose index is used for user and carries out data search.
Preferably, describedly described merging index and current full dose index to be merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search, comprising:
Described merging index and current full dose index are merged, generates new full dose index and new merging task, set up the connection of described new full dose index and described merging task newly;
By described new full dose index stores in memory module, whether monitoring completes search mission corresponding to described current full dose index;
After monitoring and completing search mission corresponding to described current full dose, delete described current full dose index.
Concrete, set up the index of index data, and by the index A district of the index stores after foundation to internal memory, size when internal memory index A district reaches threshold value, then by the data copy in internal memory index A district to index B district, the index brush in internal memory index B district is entered in storage space, cuts with subindex form and distinguish over full dose index stores.
When the quantity merging index increases, merging index and full dose index are merged, generates relevant merging task.Merging job invocation is carried out the merging merging index and full dose index to Distributed Calculation cluster, new full dose index stores after merging is in memory module, monitoring is now for the search mission of old full dose index, new search mission is connected to new full dose index, wait for completing of the search mission on old full dose index, new full dose index takes over seamlessly old full dose index, when full dose index has switched, delete old full dose index, new full dose index starts externally to provide search mission comprehensively.
The embodiment of the present invention enters index by the brush stored in monitoring disk, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index; Described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search, by merging according to certain rule the less index of existing generation, thus reduce the number of less index, when after the threshold value that the size of index fragment reaches certain, then adopt the strategy of full dose index construct, thus reduce the performance consumption of search engine, affect the efficiency of the task such as whole search mission and index foundation.
Embodiment two
The method flow schematic diagram that the present invention sets up method second embodiment of index with reference to figure 2, Fig. 2.
In embodiment one, described method also comprises:
Step 103, judge whether to reach the time interval building full dose index, if so, then perform and described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search.
Concrete, along with index merges constantly carrying out of task, the brush of generation enters the size of index can be increasing, continues existing brush is carried out to merging into index and can be caused very large performance loss.In this case, solve index by the structure of full dose index and merge the performance loss problem brought, turn improve the efficiency of real time indexing and search simultaneously.
The requirement of real time indexing renewal and search service performance is met by the time cycle arranging full dose index construct.Very fast for real time indexing renewal speed, generally take daily for time period that unit index upgrade amount is few carries out the method for full dose index construct.
Embodiment three
The high-level schematic functional block diagram that the present invention sets up the device of index with reference to figure 3, Fig. 3.
In embodiment three, the described device setting up index comprises:
First generation unit 301, enters index for monitoring the brush stored in disk, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index;
Preferably, described first generation unit 301, for:
Monitoring enters index file when the brush that stores in front disk, obtains n and of the same sizely brushes into index, merges that n of getting is of the same size to brush into index, generates and merges index.
Preferably, described first generation unit 301, for:
In monitoring disk, the brush that stores enters index, estimates arrange merging factor of influence according to the described speed generated into index of brushing;
When described brush reach the merging factor of influence of specifying into index number of the same size time, then merge the of the same size of the merging factor of influence of specifying and brush into index, generate merge index.
Concrete, while real time indexing constantly generates, the action that dish write in internal memory index in internal memory, can be triggered, when after the threshold value that the size of the real time indexing in internal memory reaches certain, then index is written in disk and carry out persistence, also just create and brush into index.When write the brush of disk enter index be on the increase time, the reduction of the performance of search mission and index task can be caused.By merging into index existing brush, reducing the number of index file, reaching the optimization of performance.
Be stored into the index file of disk, take index_flush_0, index_flush_1 herein ... name etc. mode, when brush into index file increase time, these files just must reduce the number of file by the mode merged.
Consolidation strategy for brushing index: monitoring enters index file when the brush that stores in front disk, take when occur n individual of the same size brush into index time, just enter index to current brush and merge, factor of n wherein can be selected by test.
Merge the selection strategy of factor of n: brush into index formation speed very fast, then need merging factor of n to be selected comparatively greatly, the merging number of times brushed into index can be reduced in the unit interval like this, otherwise, then will merge the less number of selecting predictors.This can be entered index formation speed and determine by actual brush.
Brushing in the process that index merges, the brush participating in merging enters index to be thrown away and externally provides search service, and after index has merged, newly-generated brush enters index to start externally to provide service.The quoting resource technology that the brush before participating in merging enters index corresponding subtracts 1, ensures to be connected to the thread normal termination that the brush participating in merging enters the queried access of index in merging process.
Brush the normal termination that index merges: the brush participating in merging enters index and generates the new index after merging, after new brush enters index generation, new queried access task is connected on new index, be connected to after the brush participating in merging enters the query task normal termination on index before having merged simultaneously, just no longer include new queried access task connection and come in.
In merging process, in the event of the machine of delaying or abnormal conditions, merge the non-normal termination of affairs, be then combined affairs and carry out rollback, clean out the new brush after merging and enter index, the brush simultaneously participating in merging enters index to be continued normally externally to provide queried access service.
Suppose that the merging influence factor that we select is 2, then represent brush in index exist two equirotal
In time, merges into index brushing.There is the in the same size of index_flush_0 and index_flush_1 in present brush in index, then starts them to be merged into index_flush_2.In the process merging into index_flush_2, index_flush_0 and index_flush_1 continues externally to provide normal service.When being completely integrated after for index_flush_2, index_flush_2 starts externally to provide service.Quoting resource counting on index_flush_0 and index_flush_1 is subtracted 1 simultaneously.After the queried access mission thread on index_flush_0 and index_flush_1 terminates, just normal closedown index index_flush_0 and index_flush_1.
Second generation unit 302, for described merging index and current full dose index being merged according to the algorithm preset, generates new full dose index, and described new full dose index is used for user and carries out data search.
Preferably, described second generation unit 302, for:
Described merging index and current full dose index are merged, generates new full dose index and new merging task, set up the connection of described new full dose index and described merging task newly;
By described new full dose index stores in memory module, whether monitoring completes search mission corresponding to described current full dose index;
After monitoring and completing search mission corresponding to described current full dose, delete described current full dose index.
Concrete, set up the index of index data, and by the index A district of the index stores after foundation to internal memory, size when internal memory index A district reaches threshold value, then by the data copy in internal memory index A district to index B district, the index brush in internal memory index B district is entered in storage space, cuts with subindex form and distinguish over full dose index stores.
When the quantity merging index increases, merging index and full dose index are merged, generates relevant merging task.Merging job invocation is carried out the merging merging index and full dose index to Distributed Calculation cluster, new full dose index stores after merging is in memory module, monitoring is now for the search mission of old full dose index, new search mission is connected to new full dose index, wait for completing of the search mission on old full dose index, new full dose index takes over seamlessly old full dose index, when full dose index has switched, delete old full dose index, new full dose index starts externally to provide search mission comprehensively.
The embodiment of the present invention enters index by the brush stored in monitoring disk, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index; Described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search, by merging according to certain rule the less index of existing generation, thus reduce the number of less index, when after the threshold value that the size of index fragment reaches certain, then adopt the strategy of full dose index construct, thus reduce the performance consumption of search engine, affect the efficiency of the task such as whole search mission and index foundation.
Embodiment four
The high-level schematic functional block diagram that the present invention sets up the device of index with reference to figure 4, Fig. 4.
On the basis of embodiment three, the described device setting up index also comprises:
Judging unit 303, reaching for judging whether the time interval building full dose index, if so, then performing and described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search.
Concrete, along with index merges constantly carrying out of task, the brush of generation enters the size of index can be increasing, continues existing brush is carried out to merging into index and can be caused very large performance loss.In this case, solve index by the structure of full dose index and merge the performance loss problem brought, turn improve the efficiency of real time indexing and search simultaneously.
The requirement of real time indexing renewal and search service performance is met by the time cycle arranging full dose index construct.Very fast for real time indexing renewal speed, generally take daily for time period that unit index upgrade amount is few carries out the method for full dose index construct.
Below the know-why of the embodiment of the present invention is described in conjunction with specific embodiments.These describe the principle just in order to explain the embodiment of the present invention, and can not be interpreted as the restriction to embodiment of the present invention protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay other embodiment that performing creative labour can associate the embodiment of the present invention, these modes all by fall into the embodiment of the present invention protection domain within.
Claims (10)
1. set up a method for index, it is characterized in that, described method comprises:
The brush stored in monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index;
Described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search.
2. method according to claim 1, is characterized in that, the brush stored in described monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index, comprising:
Monitoring enters index file when the brush that stores in front disk, obtains n and of the same sizely brushes into index, merges that n of getting is of the same size to brush into index, generates and merges index.
3. method according to claim 1, is characterized in that, the brush stored in described monitoring disk enters index, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index, comprising:
In monitoring disk, the brush that stores enters index, estimates arrange merging factor of influence according to the described speed generated into index of brushing;
When described brush reach the merging factor of influence of specifying into index number of the same size time, then merge the of the same size of the merging factor of influence of specifying and brush into index, generate merge index.
4. method according to claim 1, is characterized in that, describedly described merging index and current full dose index is merged according to the algorithm preset, and generate new full dose index, described new full dose index is used for user and carries out data search, comprising:
Described merging index and current full dose index are merged, generates new full dose index and new merging task, set up the connection of described new full dose index and described merging task newly;
By described new full dose index stores in memory module, whether monitoring completes search mission corresponding to described current full dose index;
After monitoring and completing search mission corresponding to described current full dose, delete described current full dose index.
5. the method according to Claims 1-4 any one, it is characterized in that, described method, described merging index and current full dose index being merged according to the algorithm preset, generates new full dose index, described new full dose index also comprises before carrying out data search for user:
Judge whether to reach the time interval building full dose index, if so, then perform and described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search.
6. set up a device for index, it is characterized in that, described device comprises:
First generation unit, enters index for monitoring the brush stored in disk, merges the brush meeting the consolidation strategy preset and enters index, generate and merge index;
Second generation unit, for described merging index and current full dose index being merged according to the algorithm preset, generates new full dose index, and described new full dose index is used for user and carries out data search.
7. device according to claim 6, is characterized in that, described first generation unit, for:
Monitoring enters index file when the brush that stores in front disk, obtains n and of the same sizely brushes into index, merges that n of getting is of the same size to brush into index, generates and merges index.
8. device according to claim 6, is characterized in that, described first generation unit, for:
In monitoring disk, the brush that stores enters index, estimates arrange merging factor of influence according to the described speed generated into index of brushing;
When described brush reach the merging factor of influence of specifying into index number of the same size time, then merge the of the same size of the merging factor of influence of specifying and brush into index, generate merge index.
9. device according to claim 6, is characterized in that, described second generation unit, for:
Described merging index and current full dose index are merged, generates new full dose index and new merging task, set up the connection of described new full dose index and described merging task newly;
By described new full dose index stores in memory module, whether monitoring completes search mission corresponding to described current full dose index;
After monitoring and completing search mission corresponding to described current full dose, delete described current full dose index.
10. the device according to claim 6 to 9 any one, is characterized in that, described device also comprises:
Judging unit, reaching for judging whether the time interval building full dose index, if so, then performing and described merging index and current full dose index are merged according to the algorithm preset, generate new full dose index, described new full dose index is used for user and carries out data search.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882142A (en) * | 2009-05-08 | 2010-11-10 | 富士通株式会社 | Index combining method and index combining device |
| CN102087646A (en) * | 2009-12-07 | 2011-06-08 | 北大方正集团有限公司 | Method and device for establishing index |
| WO2012071574A3 (en) * | 2010-11-24 | 2012-08-02 | Visa International Service Association | Unified online content manager apparatuses, methods, and systems |
| CN103020281A (en) * | 2012-12-27 | 2013-04-03 | 中国科学院计算机网络信息中心 | Data storage and search method based on numerical indexing of spatial data |
| CN103294731A (en) * | 2012-03-05 | 2013-09-11 | 阿里巴巴集团控股有限公司 | Real-time index creating and real-time searching method and device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882142A (en) * | 2009-05-08 | 2010-11-10 | 富士通株式会社 | Index combining method and index combining device |
| CN102087646A (en) * | 2009-12-07 | 2011-06-08 | 北大方正集团有限公司 | Method and device for establishing index |
| WO2012071574A3 (en) * | 2010-11-24 | 2012-08-02 | Visa International Service Association | Unified online content manager apparatuses, methods, and systems |
| CN103294731A (en) * | 2012-03-05 | 2013-09-11 | 阿里巴巴集团控股有限公司 | Real-time index creating and real-time searching method and device |
| CN103020281A (en) * | 2012-12-27 | 2013-04-03 | 中国科学院计算机网络信息中心 | Data storage and search method based on numerical indexing of spatial data |
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