CN107341274A - A kind of full-text search engine and data retrieval method - Google Patents
A kind of full-text search engine and data retrieval method Download PDFInfo
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- CN107341274A CN107341274A CN201710767689.4A CN201710767689A CN107341274A CN 107341274 A CN107341274 A CN 107341274A CN 201710767689 A CN201710767689 A CN 201710767689A CN 107341274 A CN107341274 A CN 107341274A
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- text search
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/951—Indexing; Web crawling techniques
Abstract
The invention discloses a kind of full-text search engine and data retrieval method, including：Module is crawled, for crawling all data in cloud platform；Module is retrieved, for according to the keyword from user's input, the data for including the keyword to be retrieved in the data crawled.From the embodiment of the present invention, by crawling all data in cloud platform, all data in retrieval in cloud platform are all the objects being retrieved, because all data in cloud platform are stored in the modules of cloud platform, it is achieved that once being retrieved to the data of the modules in cloud platform, the efficiency of data retrieval is improved.
Description
Technical field
The present invention relates to cloud platform technology, espespecially a kind of full-text search engine and data retrieval method.
Background technology
With the increase of development and the user's request of cloud platform, increasing module is added with cloud platform, so that cloud
Platform has more functions.Because each module of cloud platform has substantial amounts of data, it is big to result in data volume in cloud platform,
Data relationship is complicated.In the related art, by establishing the index of each data in cloud platform, store an index into table,
When data are retrieved in cloud platform, retrieved according to the table for being stored with index.But once can only be in a mould of cloud platform
Retrieved in block, for example, cloud platform has monitoring modular, resource module and user's operation module, can only be in monitoring modular, resource module
Or data are retrieved in user's operation module, once the data in these three modules can not be retrieved, that is to say, that related
Retrieval efficiency ratio in technology is relatively low.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of full-text search engine and data retrieval method, improve
To the recall precision of each module in cloud platform.
In order to reach the object of the invention, the invention provides a kind of full-text search engine, including：
Module is crawled, for crawling all data in cloud platform；
Module is retrieved, for according to the keyword from user's input, being retrieved in the data crawled to include the key
The data of word.
Further, in addition to：
Sort module, for the deposit position of the data that retrieve in the cloud platform according to, by the retrieval
To the data at same deposit position be divided into one kind.
Further, in addition to：
Order module, for the sequencing of the generation time according to the data retrieved, retrieved to described
Data are ranked up.
Further, the full-text search engine is the engine based on the full-text search framework pre-established.
Further, the full-text search engine is stored in the pre-position of the cloud platform, for the cloud platform
The full-text search engine is called from the pre-position；Or
The full-text search engine is arranged in the cloud platform in the form of plug-in unit.
The invention provides a kind of data retrieval method, including：
Full-text search engine crawls all data in cloud platform；
According to the keyword inputted from user, the data for including the keyword are retrieved in the data crawled.
Further, after the retrieval includes the data of the keyword, in addition to：
Deposit position of the data that the full-text search engine retrieves according in the cloud platform, by the inspection
Rope to the data at same deposit position be divided into one kind.
Further, after the retrieval includes the data of the keyword, in addition to：
The full-text search engine retrieves according to the sequencing of the generation time of the data retrieved to described
Data be ranked up.
The present invention comprises at least and crawls module, for crawling all data in cloud platform；Module is retrieved, for according to next
From the keyword of user's input, the data for including the keyword are retrieved in the data crawled.From the embodiment of the present invention,
By crawling all data in cloud platform, all data in retrieval in cloud platform are all the objects being retrieved, due to cloud
All data on platform are stored in the modules of cloud platform, it is achieved that once to each mould in cloud platform
The data of block are retrieved, and improve the efficiency of data retrieval.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by specification, rights
Specifically noted structure is realized and obtained in claim and accompanying drawing.
Brief description of the drawings
Accompanying drawing is used for providing further understanding technical solution of the present invention, and a part for constitution instruction, with this
The embodiment of application is used to explain technical scheme together, does not form the limitation to technical solution of the present invention.
Fig. 1 is a kind of structural representation of full-text search engine provided in an embodiment of the present invention；
Fig. 2 is the structural representation of another full-text search engine provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic flow sheet of data retrieval method provided in an embodiment of the present invention.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing to the present invention
Embodiment be described in detail.It should be noted that in the case where not conflicting, in the embodiment and embodiment in the application
Feature can mutually be combined.
Can be in the computer system of such as one group computer executable instructions the flow of accompanying drawing illustrates the step of
Perform.Also, although logical order is shown in flow charts, in some cases, can be with suitable different from herein
Sequence performs shown or described step.
The embodiment of the present invention provides a kind of full-text search engine, as shown in figure 1, the full-text search engine 1 includes：
Module 11 is crawled, for crawling all data in cloud platform 2.
Wherein, the specific implementation crawled can realize that specific implementation is not used to limit by the way of in correlation technique
Protection scope of the present invention, repeat no more here.
Module 12 is retrieved, for according to the keyword from user's input, being retrieved in the data crawled to include the pass
The data of keyword.
Specifically, full-text search engine 1 obtains according to the access right of the user of input keyword in the data crawled
The data in the access right are taken, the data for including keyword are retrieved in the data in the access right.For example, user's makes
It is the authority of domestic consumer with authority, then is retrieved in the data relevant with the user of each module of cloud platform 2；Or user
Access right be keeper authority, then retrieved in all customer data of each module of cloud platform 2.
Cloud platform 2 provides a user interface (User Interface, UI), and user is inputted to be checked by the user interface
The keyword of rope, user can directly input keyword to be retrieved on a user interface, can also input on a user interface
Sentence to be retrieved, full-text search engine 1 are split to obtain keyword to be retrieved to the sentence.Full-text search engine 1
According to the keyword inputted from user, the data for including the keyword are retrieved in the data crawled.
Further, on the basis of Fig. 1 corresponds to embodiment, the present invention provides another full-text search engine, such as Fig. 2 institutes
Show, the full-text search engine 1 also includes：
Sort module 13, for the deposit position according to the data retrieved in cloud platform 2, it will retrieve same
Data at deposit position are divided into one kind.
Cloud platform 2 includes two or more modules, such as cloud platform 2 has monitoring modular, resource module and user
Operation module, the data in cloud platform 2 are stored in the modules of cloud platform, and the data in cloud platform 2 include being used to identify
The information of the deposit position of the data, specifically, the information are character string, by the data at same deposit position with same word
Symbol is gone here and there to identify, for example, the data being stored in the monitoring modular of cloud platform are identified with 001, will be stored in the money of cloud platform
Data in source module are identified with 002, and the data being stored in user's operation module of cloud platform are identified with 003.Search in full
Index holds up 1 information for being used to identify the deposit position of the data according to the data retrieved, determines the data in cloud platform 2
Deposit position, the data at same deposit position retrieved are divided into one kind, for cloud platform 2 user interface according to
The classification of the data retrieved is shown to the data retrieved.For example, full-text search engine 1 is stored in prison by what is retrieved
The data surveyed in module are classified as one kind, and the data being stored in resource module retrieved are classified as into one kind, deposited what is retrieved
The data for being placed on user's operation module are classified as one kind.So the user interface of cloud platform 2 retrieves in displaying full-text search engine 1
Data when, the data being stored in monitoring modular retrieved are put together displaying, resource mould is stored in by what is retrieved
Data in block are put together displaying, and the data being stored in operation module retrieved are put together displaying, facilitate use
Family understands the retrieval situation to each module of cloud platform 2.
Further, as shown in Fig. 2 full-text search engine 1 also includes：
Order module 14, for the sequencing of the generation time according to the data retrieved, the data retrieved are entered
Row sequence.
Specifically, full-text search engine 1 according to the generation time of the data retrieved sequencing, to the number retrieved
According to being ranked up, the data retrieved are shown according to the sequence for the user interface of cloud platform 2.For example, retrieve
Data generation time differ smaller with current time, the sequence of the data is more forward, in the user interface of cloud platform 2 more
Forward displaying data, facilitate user and newest caused data are checked in the data retrieved.It can certainly retrieve
Data generation time differ bigger with current time, the sequence of the data is more forward, in the user interface of cloud platform 2 more
Forward displaying data.
The data retrieved according to the sequencing of the deposit position in cloud platform or data generation time except entering
Outside row displaying, the degree of correlation between the keyword that can also be inputted according to the data retrieved and user is shown.Calculate
The degree of correlation between the data retrieved and the keyword of user's input can be realized by the way of in correlation technique, specific real
The protection domain being now not intended to limit the present invention, is repeated no more here.In user circle of cloud platform 2 from the point of view of description more than
There are three kinds of modes to be shown the data retrieved on face.User can select retrieval by the user interface of cloud platform 2
The exhibition method of the data arrived, if user does not select exhibition method, the priority according to data generation time can be given tacit consent to
Order is shown.After being shown according to the sequencing of data generation time, user can pass through the user of cloud platform 2
Interface switches exhibition method.
Further, full-text search engine 1 is the engine based on the full-text search framework pre-established.
The full-text search framework pre-established refers to Lucene, and full-text search engine 1 is the engine based on Lucene.
Lucene is an a kind of son of apache softwares (Web server software) foundation 4jakarta (Jakarta) project team
Project, it is the kit of full-text search engine 1 of an open source code, but it is not a complete full-text search engine, and
It is a framework, there is provided complete query engine and index engine.
Further, full-text search engine 1 is stored in the pre-position of cloud platform 2, so that cloud platform 2 is from the pre-determined bit
Put place and call full-text search engine 1；Or full-text search engine 1 is arranged in cloud platform 2 in the form of plug-in unit.
Full-text search engine is one section of code increased income, and e.g. with Python, (a kind of explanation type of object-oriented calculates
Machine programming language) programming code.It is that full-text search engine is incorporated into cloud platform in the present invention, wherein there is two kinds
Full-text search engine is directed in cloud platform by mode, and a kind of is the precalculated position for being stored in full-text search engine cloud platform
Place, after cloud platform is logged in using username and password, user inputs keyword to be retrieved by the user interface of cloud platform,
Cloud platform calls the full-text search engine from opening position is subscribed, and full-text search engine crawls all data in cloud platform, and
According to the keyword inputted from user, the data for including the keyword are retrieved in the data crawled.Another kind is will be complete
Literary search engine is installed in cloud platform in the form of plug-in unit, and pass to be retrieved is inputted by the user interface of cloud platform in user
After keyword, full-text search engine crawls all data in cloud platform, and according to the keyword inputted from user, is crawling
To data in retrieval include the data of the keyword.
The full-text search engine that the embodiment of the present invention is provided, crawl the data of each module of cloud platform；According to using by oneself
The keyword of family input, retrieves the data for including the keyword in the data crawled.From the embodiment of the present invention, pass through
All data in cloud platform are crawled, all data in retrieval in cloud platform are all the objects being retrieved, due to cloud platform
On all data be to be stored in the modules of cloud platform, it is achieved that once to the modules in cloud platform
Data are retrieved, and improve the efficiency of data retrieval.
The embodiment of the present invention provides a kind of data retrieval method, as shown in figure 3, the data retrieval method includes：
Step 201, full-text search engine crawl all data in cloud platform.
Wherein, the specific implementation crawled can realize that specific implementation is not used to limit by the way of in correlation technique
Protection scope of the present invention, repeat no more here.
The keyword of step 202, basis from user's input, retrieves the number for including the keyword in the data crawled
According to.
Before step 201, cloud platform provides a user interface (User Interface, UI), and user passes through the use
Family interface inputs keyword to be retrieved, and user can directly input keyword to be retrieved on a user interface, can also be
Sentence to be retrieved is inputted in user interface, full-text search engine is split to obtain keyword to be retrieved to the sentence.
In step 202, full-text search engine retrieves bag according to the keyword inputted from user in the data of each module crawled
Include the data of the keyword.
Full-text search engine is one section of code increased income, and e.g. with Python, (a kind of explanation type of object-oriented calculates
Machine programming language) programming code.It is that full-text search engine is incorporated into cloud platform in the present invention, wherein there is two kinds
Full-text search engine is directed in cloud platform by mode, and a kind of is the precalculated position for being stored in full-text search engine cloud platform
Place, after cloud platform is logged in using username and password, user inputs keyword to be retrieved by the user interface of cloud platform,
Cloud platform calls the full-text search engine from opening position is subscribed, and full-text search engine crawls all data in cloud platform, and
According to the keyword inputted from user, the data for including the keyword are retrieved in the data crawled.Another kind is will be complete
Literary search engine is installed in cloud platform in the form of plug-in unit, and pass to be retrieved is inputted by the user interface of cloud platform in user
After keyword, full-text search engine crawls all data in cloud platform, and according to the keyword inputted from user, is crawling
To data in retrieval include the data of the keyword.
Further, on the basis of Fig. 3 corresponds to embodiment, after step 202, in addition to：
Deposit position of the data that full-text search engine retrieves according in the cloud platform, is retrieved described
The data at same deposit position be divided into one kind.
Cloud platform includes two or more modules, such as cloud platform has monitoring modular, resource module and user behaviour
Make module, the data in cloud platform are stored in the modules of cloud platform, and the data in cloud platform include being used to identify the number
According to deposit position information, specifically, the information is character string, by the data at same deposit position with same character string
To identify, for example, the data being stored in the monitoring modular of cloud platform are identified with 001, the resource mould of cloud platform will be stored in
Data in block are identified with 002, and the data being stored in user's operation module of cloud platform are identified with 003.Full-text search is drawn
The information for being used to identify the deposit position of the data according to the data retrieved is held up, determines storage of the data in cloud platform
Position, the data at same deposit position retrieved are divided into one kind, so that the user interface of cloud platform is according to retrieving
The classifications of data the data retrieved are shown.For example, full-text search engine is stored in monitoring modular by what is retrieved
In data be classified as one kind, the data being stored in resource module retrieved are classified as one kind, use is stored in by what is retrieved
The data of family operation module are classified as one kind.The data that so user interface of cloud platform retrieves in displaying full-text search engine
When, the data being stored in monitoring modular retrieved are put together displaying, are stored in what is retrieved in resource module
Data are put together displaying, and the data being stored in operation module retrieved are put together displaying, facilitate user's understanding
To the retrieval situation of each module of cloud platform.
Further, on the basis of Fig. 3 corresponds to embodiment, after step 202, in addition to：
Full-text search engine is arranged the data retrieved according to the sequencing of the generation time of the data retrieved
Sequence.
Specifically, full-text search engine according to the generation time of the data retrieved sequencing, to the number retrieved
According to being ranked up, the data retrieved are shown according to the sequence for the user interface of cloud platform.For example, retrieve
Data generation time differs smaller with current time, and the sequence of the data is more forward, is more leaned in the user interface of cloud platform
Preceding displaying data, facilitate user and newest caused data are checked in the data retrieved.It can certainly retrieve
Data generation time differs bigger with current time, and the sequence of the data is more forward, is more leaned in the user interface of cloud platform
Preceding displaying data.
The data retrieved according to the sequencing of the deposit position in cloud platform or data generation time except entering
Outside row displaying, the degree of correlation between the keyword that can also be inputted according to the data retrieved and user is shown.Calculate
The degree of correlation between the data retrieved and the keyword of user's input can be realized by the way of in correlation technique, specific real
The protection domain being now not intended to limit the present invention, is repeated no more here.That is there are three kinds of modes come to the number retrieved
According to being shown.The exhibition method for the data that user can be retrieved by the user interface selection of cloud platform, if user is not
If selecting exhibition method, it can give tacit consent to and be shown according to the sequencing of data generation time.When being produced according to data
Between sequencing be shown after, user can switch exhibition method by the user interface of cloud platform.
Further, full-text search engine is the engine based on the full-text search framework pre-established.
The full-text search framework pre-established refers to Lucene, and full-text search engine is the engine based on Lucene.
When needing retrieval, cloud platform calls the full-text search engine for the pre-position for being placed on cloud platform, and full-text search engine crawls
All data in cloud platform are retrieved.Or full-text search engine is packaged into a plug-in unit, by the plug-in unit of the encapsulation
It is installed in cloud platform, when needing retrieval, full-text search engine crawls all data in cloud platform to be retrieved.
Lucene is an a kind of son of apache softwares (Web server software) foundation 4jakarta (Jakarta) project team
Project, it is the full-text search engine kit of an open source code, but it is not a complete full-text search engine, but
One framework, there is provided complete query engine and index engine.
Further, on the basis of Fig. 3 corresponds to embodiment, step 202 includes：
Full-text search engine obtains the use according to the access right of the user of input keyword in the data crawled
Data in authority, in the data in the access right retrieval include the data of the keyword.For example, the access right of user
It is the authority of domestic consumer, then is retrieved in the data relevant with the user of each module of cloud platform；Or the use of user
Authority is the authority of keeper, then is retrieved in all customer data of each module of cloud platform.
The data retrieval method that the embodiment of the present invention is provided, full-text search engine crawl all data in cloud platform；
According to the keyword inputted from user, the data for including the keyword are retrieved in the data crawled.Implement from the present invention
Example is visible, and by crawling all data in cloud platform, all data in retrieval in cloud platform are all the objects being retrieved,
Because all data in cloud platform are stored in the modules of cloud platform, it is achieved that once in cloud platform
The data of modules are retrieved, and improve the efficiency of data retrieval.
Although disclosed herein embodiment as above, described content be only readily appreciate the present invention and use
Embodiment, it is not limited to the present invention.Technical staff in any art of the present invention, taken off not departing from the present invention
On the premise of the spirit and scope of dew, any modification and change, but the present invention can be carried out in the form and details of implementation
Scope of patent protection, still should be subject to the scope of the claims as defined in the appended claims.
Claims (8)
- A kind of 1. full-text search engine, it is characterised in that including：Module is crawled, for crawling all data in cloud platform；Module is retrieved, for according to the keyword from user's input, being retrieved in the data crawled to include the keyword Data.
- 2. full-text search engine according to claim 1, it is characterised in that also include：Sort module, for the deposit position of the data that retrieve in the cloud platform according to, retrieved described Data at same deposit position are divided into one kind.
- 3. full-text search engine according to claim 1, it is characterised in that also include：Order module, for the sequencing of the generation time according to the data retrieved, to the data retrieved It is ranked up.
- 4. full-text search engine according to any one of claim 1 to 3, it is characterised in thatThe full-text search engine is the engine based on the full-text search framework pre-established.
- 5. full-text search engine according to any one of claim 1 to 3, it is characterised in thatThe full-text search engine is stored in the pre-position of the cloud platform, so that the cloud platform is from the pre-position Call the full-text search engine；OrThe full-text search engine is arranged in the cloud platform in the form of plug-in unit.
- A kind of 6. data retrieval method, it is characterised in that including：Full-text search engine crawls all data in cloud platform；According to the keyword inputted from user, the data for including the keyword are retrieved in the data crawled.
- 7. data retrieval method according to claim 6, it is characterised in that include the data of the keyword in the retrieval Afterwards, in addition to：Deposit position of the data that the full-text search engine retrieves according in the cloud platform, is retrieved described The data at same deposit position be divided into one kind.
- 8. data retrieval method according to claim 6, it is characterised in that include the data of the keyword in the retrieval Afterwards, in addition to：The full-text search engine according to the generation time of the data retrieved sequencing, to the number retrieved According to being ranked up.
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| CN108446323A (en) * | 2018-02-11 | 2018-08-24 | 山东省农业信息中心 | A kind of data retrieval method and device based on full-text search engine |
| CN108846001A (en) * | 2018-04-11 | 2018-11-20 | 丽睿客信息科技（北京）有限公司 | The method and apparatus that menu is recommended |
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Application publication date: 20171110 |