CN104636468A - Data query analysis method and system - Google Patents
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- CN104636468A CN104636468A CN201510072644.6A CN201510072644A CN104636468A CN 104636468 A CN104636468 A CN 104636468A CN 201510072644 A CN201510072644 A CN 201510072644A CN 104636468 A CN104636468 A CN 104636468A
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/24—Querying
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Abstract
The invention relates to a data query analysis method and system. Search range and search condition are obtained, and a corresponding database is searched according to the search range and the search condition to obtain searched results. Metadata index information of all data in the searched results is extracted. The searched results and metadata index information with same valuation in the searched results are displayed. After the searched results are obtained through searching according to the search range and the search condition that are input by a user, the metadata index information of all data in the searched results is extracted, the metadata index information with the same valuation and the searched results are displayed together, the user can perform further screening on the searched results according to the displayed metadata index information to obtain the results that further meet user demands, and data query efficiency is increased.
Description
Technical field
The present invention relates to data retrieval technology field, particularly relate to a kind of data query analytical approach and system.
Background technology
Along with the arriving of large data age, in the face of growing mass data, how better to process large data, meet user to the efficient, accurate of large data query and individual demand, cause the concern of people gradually.
Traditional data enquire method is mainly after user input query condition, and system is compared with existing resource in a database, then Output rusults.Such as, after user input query condition " CAD " and query context " patent ", system inquires about the entry of all kinds of meta-data pack such as applicant, patent name, summary containing CAD in a database, exports user to.The information that the querying condition that traditional data enquire method can only input according to user simply extracts coupling shows, and needs user to find required data from row filter, there is the shortcoming that efficiency data query is low.
Summary of the invention
Based on this, be necessary for the problems referred to above, a kind of the data query analytical approach and the system that improve efficiency data query are provided.
A kind of data query analytical approach, comprises the following steps:
Obtain range of search and search condition;
According to described range of search and search condition search correspondence database, obtain result for retrieval;
Extract the metadata indexing information of each data in described result for retrieval; Each described metadata director information has corresponding assignment;
Show described result for retrieval, and the metadata indexing information that in described result for retrieval, assignment is identical.
A kind of data query analytic system, comprising:
Acquisition module, for obtaining range of search and search condition;
Search module, for according to described range of search and search condition search correspondence database, obtains result for retrieval;
Extraction module, for extracting the metadata indexing information of each data in described result for retrieval; Each described metadata director information has corresponding assignment;
Display module, for showing described result for retrieval, and the metadata indexing information that in described result for retrieval, assignment is identical.
Above-mentioned data query analytical approach and system, obtain range of search and search condition; According to range of search and search condition search correspondence database, obtain result for retrieval.Extract the metadata indexing information of each data in result for retrieval.Display result for retrieval, and the metadata indexing information that in result for retrieval, assignment is identical.Carry out after search obtains result for retrieval in the range of search inputted according to user and search condition, extract the metadata indexing information of each data in result for retrieval, and metadata indexing information identical for assignment and result for retrieval are together shown, user further can screen result for retrieval according to the metadata indexing information of display, more met the result of user's request, compared with traditional data enquire method, improve efficiency data query.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of data query analytical approach in an embodiment;
Fig. 2 is the schematic diagram of data query analytical approach in an embodiment;
Fig. 3 is the process flow diagram of data query analytical approach in another embodiment;
Fig. 4 is the structural drawing of data query analytic system in an embodiment;
Fig. 5 is the structural drawing of data query analytic system in another embodiment.
Embodiment
A kind of data query analytical approach, as shown in Figure 1, comprises the following steps:
Step S110: obtain range of search and search condition.
Range of search is for limiting the scope of data query, such as be limited in which database and carry out data search, the data stored in database can be documents, as the data of the document form such as domestic and international academic report, paper, yearbook or reference book, also can be the data of other non-document forms.Search condition for limiting the target of data query, such as, limits concrete title, author or storage time etc.Obtain range of search and search condition, carry out data query as in subsequent step.
Step S120: according to range of search and search condition search correspondence database, obtain result for retrieval.
Choose corresponding database according to range of search, the database such as storing data comprises journal of writings storehouse, Dissertations Database and meeting paper storehouse etc., selects journal of writings storehouse and Dissertations Database to carry out data query according to acquisition range of search.Input search condition, from above-mentioned two databases, obtain result for retrieval, such as user inputs keyword " nuclear power " and range of search " Chinese periodical ", after search, export result for retrieval.
Step S130: the metadata indexing information extracting each data in result for retrieval.
Take data as document be example, each section of document is all data, each data is by several metadata indexing information structure, such as author, exercise question, keyword, summary, publisher, author hold office mechanism, sustentation fund, works classification number, this works list of references, this works cited literature 2, the coupling of these works document, same to cited literature, this works secondary list of references and this works secondary cited literature 2 etc., and each metadata director information has corresponding assignment.Retrieving the every section of document obtained is all by several metadata indexing information structure, therefore retrieve the result obtained and all carry out sorted generalization and index by metadata, such as article A and article B have identical author, and the relation therefore between data A and data B is exactly that the assignment of author is identical.
Step S140: display result for retrieval, and the metadata indexing information that in result for retrieval, assignment is identical.
Show the result for retrieval obtained according to range of search and search condition to consult for user.Carry out induction and conclusion to the metadata indexing information of data each in result for retrieval, the keyword " nuclear power " of such as above-mentioned input and range of search " Chinese periodical ", retrieval obtains 6216 data.6216 data are concluded, extract the metadata indexing information that assignment is identical, such as obtain identical author " Qiu Shaoyu " and publication date " 2004 ", then when showing result for retrieval, can show " author: Qiu Shaoyu " and " publication date: 2004 ", so that user screens further simultaneously.
For understanding the present invention better, be explained in detail explanation below in conjunction with Fig. 2.As shown in Figure 2, range of search is in units of database, database comprises database A, database B and database C, data A1, data A2 and data A3 is stored in database A, store data B1, data B2 and data B3 in database B, in database C, store data C1, data C2 and data C3.Can single library searching, also can multi database searching, as in database A or database B or database C, search key comprises the data of " machinery ".
Every bar data in each database comprise many metadata indexing information, such as data A1 comprises metadata indexing information XA1, YA1 and ZA1, data B2 comprises metadata indexing information XB2, YB2 and ZB2, data C3 comprises metadata indexing information XC3, YC3, ZC3, and three metadata indexing information of each data form metadata indexing storehouse X, metadata indexing storehouse Y and metadata indexing storehouse Z respectively.
It is the data meeting search condition be retrieved in database that user specifies that the range of search inputted according to user and search condition export corresponding result for retrieval, such as, export data A2, data B3 and C1.Automatic analysis category conclude the metadata indexing information of each data in result for retrieval, such as: the data identical with the assignment " 11 " of the metadata indexing XA2 of data A2 have 3, are respectively data A2, data B3, data C1; The data identical with the assignment " 55 " of the metadata indexing YB3 of data B3 have 2, are respectively data A3 and B3; The data identical with the assignment " 90 " of the metadata indexing ZC1 of data C1 have 4, are respectively data A1, data B1, data C1 and data C2.Then while display result for retrieval, also can show " XA2:11 ", " YB3:55 " and " ZC1:90 " respectively, user inquiry packet can contain the data of certain certain metadata index information further.
Above-mentioned data query analytical approach, obtains range of search and search condition; According to range of search and search condition search correspondence database, obtain result for retrieval.Extract the metadata indexing information of each data in result for retrieval.Display result for retrieval, and the metadata indexing information that in result for retrieval, assignment is identical.Carry out after search obtains result for retrieval in the range of search inputted according to user and search condition, extract the metadata indexing information of each data in result for retrieval, and metadata indexing information identical for assignment and result for retrieval are together shown, user further can screen result for retrieval according to the metadata indexing information of display, more met the result of user's request, improve efficiency data query.
Wherein in an embodiment, data query analytical approach also comprises step 1 to step 3.
Step 1: receive data to be sorted.Data to be sorted can be document equally, as the data of the document form such as domestic and international academic report, paper, yearbook or reference book, also can be the data of other non-document forms.
Step 2: the data type obtaining data to be sorted.Different data type judgment modes can be selected according to actual conditions difference, comprise journal of writings storehouse, Dissertations Database and meeting paper storehouse for the database storing data equally, data to be sorted can be divided into " journal of writings ", " academic dissertation " and " meeting paper " three kinds.
Step 3: grouped data is sent to corresponding data library storage according to data type.According to data type, grouped data is sent to correspondence database, the classification realizing data stores.
Namely be additionally provide data storage function in the present embodiment, real-time reception data to be sorted also carry out classification storage, supplement, improve data query comprehensive to database.
Wherein in an embodiment, as shown in Figure 3, after step S140, also comprise step S150 and step S160.
Step S150: receive metadata indexing information inquiry instruction.Specifically the virtual push button corresponding with the metadata indexing information shown in step S140 can being set at display interface, completing the input of metadata indexing information inquiry instruction by clicking corresponding virtual push button.
Step S160: extract the data corresponding with metadata indexing information inquiry instruction from result for retrieval, obtains upgrading result for retrieval and exporting.Same for " author: Qiu Shaoyu " and " publication date: 2004 " that show in step S140, user clicks virtual push button corresponding to " author: Qiu Shaoyu ", then the author extracted in search key " nuclear power " and scope " Chinese periodical " is that the document of " Qiu Shaoyu " shows.
Namely 2-level search function is there is provided in the present embodiment, on the basis of the result for retrieval obtained in step S140 and the identical metadata indexing information of assignment, by input metadata indexing information inquiry instruction, result for retrieval is searched for again, obtain upgrading result for retrieval, more accurately to obtain the required data of user, further increase efficiency data query.
Be appreciated that, 2-level search function also can support Clustering Retrieval, namely user is when carrying out 2-level search, more than one metadata indexing can be selected simultaneously, such as, the author in search key " nuclear power " and scope " Chinese periodical " is " Qiu Shaoyu " and is embodied in the document of Beijing University's core periodical 2004 editions.
Further, continue, with reference to Fig. 3, after step S160, also can comprise step S170 and step S180.
Step S170: extract the metadata indexing information upgrading each data in result for retrieval.Concrete and step S130 is similar, do not repeat them here.
Step S180: the metadata indexing information that in display update result for retrieval, assignment is identical.Concrete identical with showing assignment in result for retrieval in step S140 metadata indexing info class seemingly, does not repeat them here.
In the present embodiment after step S160 obtains upgrading result for retrieval, equally reductive analysis is carried out to the metadata indexing information upgrading each data in result for retrieval, obtain the identical metadata indexing information of assignment and show, so that user carries out refinement exploration on this basis again, improve efficiency data query.As the document theming as " titanium alloy " that the author in search key " nuclear power " and scope " Chinese periodical " is " Qiu Shaoyu ".
Be appreciated that step S150 to step S180 can repeatedly circulate to carry out, carry out multilevel retrieval, until obtain the required data of user.
Wherein in an embodiment, if result for retrieval is zero, data query analytical approach also comprises the step exporting prompting message.Exporting prompting message can be specifically export to preset word or pictorial information, controls attention gatter flicker, or controls hummer sounding etc.Export prompting message when result for retrieval is zero, reminding user carries out change adjustment, to retrieve required data to range of search and search condition.
Present invention also offers a kind of data query analytic system, as shown in Figure 4, comprise acquisition module 110, search module 120, extraction module 130 and display module 140.
Acquisition module 110 is for obtaining range of search and search condition.
Range of search is for limiting the scope of data query, such as be limited in which database and carry out data search, the data stored in database can be documents, as the data of the document form such as domestic and international academic report, paper, yearbook or reference book, also can be the data of other non-document forms.Search condition for limiting the target of data query, such as, limits concrete title, author or storage time etc.Obtain range of search and search condition, carry out data query as in subsequent step.
Search module 120, for according to range of search and search condition search correspondence database, obtains result for retrieval.
Choose corresponding database according to range of search, the database such as storing data comprises journal of writings storehouse, Dissertations Database and meeting paper storehouse etc., selects journal of writings storehouse and Dissertations Database to carry out data query according to acquisition range of search.Input search condition, from above-mentioned two databases, obtain result for retrieval, such as user inputs keyword " nuclear power " and range of search " Chinese periodical ", after search, export result for retrieval.
Extraction module 130 is for extracting the metadata indexing information of each data in result for retrieval.
Take data as document be example, each section of document is all data, each data is by several metadata indexing information structure, such as author, exercise question, keyword, summary, publisher, author hold office mechanism, sustentation fund, works classification number, this works list of references, this works cited literature 2, the coupling of these works document, same to cited literature, this works secondary list of references and this works secondary cited literature 2 etc., and each metadata director information has corresponding assignment.Retrieving the every section of document obtained is all by several metadata indexing information structure, therefore retrieve the result obtained and all carry out sorted generalization and index by metadata, such as article A and article B have identical author, and the relation therefore between data A and data B is exactly that the assignment of author is identical.
Display module 140 is for showing result for retrieval, and the metadata indexing information that in result for retrieval, assignment is identical.
Show the result for retrieval obtained according to range of search and search condition to consult for user.Carry out induction and conclusion to the metadata indexing information of data each in result for retrieval, the keyword " nuclear power " of such as above-mentioned input and range of search " Chinese periodical ", retrieval obtains 6216 data.6216 data are concluded, extract the metadata indexing information that assignment is identical, such as obtain identical author " Qiu Shaoyu " and publication date " 2004 ", then when showing result for retrieval, can show " author: Qiu Shaoyu " and " publication date: 2004 ", so that user screens further simultaneously.
Above-mentioned data query analytic system, acquisition module 110 obtains range of search and search condition; Search module 120, according to range of search and search condition search correspondence database, obtains result for retrieval.Extraction module 130 extracts the metadata indexing information of each data in result for retrieval.Display module 140 shows result for retrieval, and the metadata indexing information that in result for retrieval, assignment is identical.Carry out after search obtains result for retrieval in the range of search inputted according to user and search condition, extract the metadata indexing information of each data in result for retrieval, and metadata indexing information identical for assignment and result for retrieval are together shown, user further can screen result for retrieval according to the metadata indexing information of display, more met the result of user's request, improve efficiency data query
Wherein in an embodiment, data query analysis also comprises data reception module to be sorted, data type acquisition module and data memory module.
Data reception module to be sorted is for receiving data to be sorted.Data to be sorted can be document equally, as the data of the document form such as domestic and international academic report, paper, yearbook or reference book, also can be the data of other non-document forms.
Data type acquisition module is for obtaining the data type of data to be sorted.Different data type judgment modes can be selected according to actual conditions difference, comprise journal of writings storehouse, Dissertations Database and meeting paper storehouse for the database storing data equally, data to be sorted can be divided into " journal of writings ", " academic dissertation " and " meeting paper " three kinds.
Data memory module is used for, according to data type, data to be sorted are sent to corresponding data library storage.According to data type, grouped data is sent to correspondence database, the classification realizing data stores.
Namely be additionally provide data storage function in the present embodiment, real-time reception data to be sorted also carry out classification storage, supplement, improve data query comprehensive to database.
Wherein in an embodiment, as shown in Figure 5, data query analytic system also comprises query statement receiver module 150 and upgrades retrieval module 160.
Query statement receiver module 150 for showing result for retrieval at display module 140, and after the metadata indexing information that in result for retrieval, assignment is identical, receives metadata indexing information inquiry instruction.The virtual push button corresponding with the metadata indexing information that display module 140 shows specifically can being set, completing the input of metadata indexing information inquiry instruction by clicking corresponding virtual push button.
Upgrading retrieval module 160 for extracting the data corresponding with metadata indexing information inquiry instruction from result for retrieval, obtaining upgrading result for retrieval and exporting.Equally for " author: Qiu Shaoyu " and " publication date: 2004 " that display module 140 shows, user clicks virtual push button corresponding to " author: Qiu Shaoyu ", then the author extracted in search key " nuclear power " and scope " Chinese periodical " is that the document of " Qiu Shaoyu " shows.
Namely 2-level search function is there is provided in the present embodiment, on the basis of the result for retrieval obtained at display module 140 and the identical metadata indexing information of assignment, by input metadata indexing information inquiry instruction, result for retrieval is searched for again, obtain upgrading result for retrieval, more accurately to obtain the required data of user, further increase efficiency data query.
Be appreciated that, 2-level search function also can support Clustering Retrieval, namely user is when carrying out 2-level search, more than one metadata indexing can be selected simultaneously, such as, the author in search key " nuclear power " and scope " Chinese periodical " is " Qiu Shaoyu " and is embodied in the document of Beijing University's core periodical 2004 editions.
Further, continue with reference to Fig. 5, data query analytic system also comprises renewal extraction module 170 and upgrades display module.
Upgrading extraction module 170 for extracting the data corresponding with metadata indexing information inquiry instruction at renewal retrieval module 160 from result for retrieval, obtaining upgrading result for retrieval and after output, extracting the metadata indexing information upgrading each data in result for retrieval.Concrete and extraction module 130 is similar, do not repeat them here.
Upgrade display module 180 for the identical metadata indexing information of assignment in display update result for retrieval.Specifically show the identical metadata indexing info class of assignment in result for retrieval seemingly with display module 140, do not repeat them here.
In the present embodiment after renewal retrieval module 160 obtains upgrading result for retrieval, equally reductive analysis is carried out to the metadata indexing information upgrading each data in result for retrieval, obtain the identical metadata indexing information of assignment and show, so that user carries out refinement exploration on this basis again, improve efficiency data query.As the document theming as " titanium alloy " that the author in search key " nuclear power " and scope " Chinese periodical " is " Qiu Shaoyu ".
Be appreciated that query statement receiver module 150 can carry out repeatedly periodic duty to renewal display module 180, carry out multilevel retrieval, until obtain the required data of user.
Wherein in an embodiment, data query analytic system also comprises prompting module, and prompting module is used for exporting prompting message when result for retrieval is zero.Exporting prompting message can be specifically export to preset word or pictorial information, controls attention gatter flicker or controls hummer sounding etc.Export prompting message when result for retrieval is zero, reminding user carries out change adjustment, to retrieve required data to range of search and search condition.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a data query analytical approach, is characterized in that, comprises the following steps:
Obtain range of search and search condition;
According to described range of search and search condition search correspondence database, obtain result for retrieval;
Extract the metadata indexing information of each data in described result for retrieval, each described metadata director information has corresponding assignment;
Show described result for retrieval, and the metadata indexing information that in described result for retrieval, assignment is identical.
2. data query analytical approach according to claim 1, is characterized in that, further comprising the steps of:
Receive data to be sorted;
Obtain the data type of described data to be sorted;
According to data type, described data to be sorted are sent to corresponding data library storage.
3. data query analytical approach according to claim 1, is characterized in that, the described result for retrieval of described display, and in described result for retrieval the metadata indexing information that assignment is identical step after, further comprising the steps of:
Receive metadata indexing information inquiry instruction;
From described result for retrieval, extract the data corresponding with described metadata indexing information inquiry instruction, obtain upgrading result for retrieval and exporting.
4. data query analytical approach according to claim 3, it is characterized in that, describedly from described result for retrieval, extract data corresponding with described metadata indexing information inquiry instruction, obtain upgrading result for retrieval and after the step of output, further comprising the steps of:
Extract the metadata indexing information of each data in described renewal result for retrieval;
Show the metadata indexing information that in described renewal result for retrieval, assignment is identical.
5. data query analytical approach according to claim 1, is characterized in that, if described result for retrieval is zero, also comprises the step exporting prompting message.
6. a data query analytic system, is characterized in that, comprising:
Acquisition module, for obtaining range of search and search condition;
Search module, for according to described range of search and search condition search correspondence database, obtains result for retrieval;
Extraction module, for extracting the metadata indexing information of each data in described result for retrieval; Each described metadata director information has corresponding assignment;
Display module, for showing described result for retrieval, and the metadata indexing information that in described result for retrieval, assignment is identical.
7. data query analytic system according to claim 6, is characterized in that, also comprise:
Data reception module to be sorted, for receiving data to be sorted;
Data type acquisition module, for obtaining the data type of described data to be sorted;
Data memory module, for being sent to corresponding data library storage according to data type by described data to be sorted.
8. data query analytic system according to claim 6, is characterized in that, also comprise:
Query statement receiver module, for showing described result for retrieval at described display module, and after the metadata indexing information that in described result for retrieval, assignment is identical, receives metadata indexing information inquiry instruction;
Upgrading retrieval module, for extracting the data corresponding with described metadata indexing information inquiry instruction from described result for retrieval, obtaining upgrading result for retrieval and exporting.
9. data query analytic system according to claim 8, is characterized in that, also comprise:
Upgrade extraction module, for extracting the data corresponding with described metadata indexing information inquiry instruction at described renewal retrieval module from described result for retrieval, obtain upgrading result for retrieval and after output, extract the metadata indexing information of each data in described renewal result for retrieval;
Upgrade display module, for showing the metadata indexing information that in described renewal result for retrieval, assignment is identical.
10. data query analytic system according to claim 6, is characterized in that, also comprise prompting module, and described prompting module is used for exporting prompting message when described result for retrieval is zero.
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