CN110222062A - The querying method and user equipment of polled data on block chain - Google Patents
The querying method and user equipment of polled data on block chain Download PDFInfo
- Publication number
- CN110222062A CN110222062A CN201910525337.7A CN201910525337A CN110222062A CN 110222062 A CN110222062 A CN 110222062A CN 201910525337 A CN201910525337 A CN 201910525337A CN 110222062 A CN110222062 A CN 110222062A
- Authority
- CN
- China
- Prior art keywords
- cryptographic hash
- ballot
- block chain
- data
- user equipment
- Prior art date
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Classifications
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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
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/22—Indexing; Data structures therefor; Storage structures
- G06F16/2228—Indexing structures
- G06F16/2255—Hash tables
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/24—Querying
- G06F16/245—Query processing
- G06F16/2458—Special types of queries, e.g. statistical queries, fuzzy queries or distributed queries
- G06F16/2471—Distributed queries
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
Abstract
The present invention relates to the querying methods and user equipment of polled data on a kind of block chain, this method comprises: user equipment obtains the data of ballot according to the characteristic information of ballot from database, the data of ballot in database are obtained from block chain, include the data of at least one feature ballot on block chain and in database；Hash calculation, which is carried out, according to the data of ballot obtains the first cryptographic Hash；The second cryptographic Hash stored in first cryptographic Hash and block chain is compared；When the first cryptographic Hash is consistent with the second cryptographic Hash, determination is consistent with the polled data obtained from block chain according to the data of characteristic information from the ballot obtained in database of ballot.By the way that the data of the ballot on block chain are parsed and are stored in database, then user equipment obtains the data of ballot from database as needed, shorten the time that user equipment obtains the data of ballot from block chain, the efficiency that user equipment obtains the data of ballot is improved, the experience of user is improved.
Description
Technical field
The present invention relates to a kind of querying method of polled data in block chain technical field more particularly to block chain and users
Equipment.
Background technique
Block chain is the novel of the computer technologies such as Distributed Storage, point-to-point transmission, common recognition mechanism, Encryption Algorithm
Application model is a key concept of bit coin, is substantially the database of a decentralization.In existing block chain, area
The structure of block chain is a block then block, the cryptographic Hash comprising a upper block of next block, to guarantee area
The safety of data in block.Also just in this way, user's (client) needs when carrying out data (such as polled data) inquiry through too long
It is believable authorized user that a large amount of calculating of time, which obtain cryptographic Hash with determination, further obtains inquired polled data,
Cause polled data search efficiency low, influences user experience.
Summary of the invention
The present invention provides the querying methods and user equipment of polled data on a kind of block chain, improve information inquiry
Efficiency improves user experience.
In a first aspect, a kind of querying method of polled data on block chain is provided, this method comprises:
User equipment obtains the data of ballot, the number of the ballot in database according to the characteristic information of ballot from database
It include the data of at least one feature ballot on block chain and in database according to being obtained from block chain；
User equipment carries out Hash calculation according to the data of ballot and obtains the first cryptographic Hash；
User equipment compares the second cryptographic Hash stored in the first cryptographic Hash and block chain；
When the first cryptographic Hash is consistent with the second cryptographic Hash, user equipment is determined according to the characteristic information of ballot from database
The data of the ballot of middle acquisition are consistent with the polled data obtained from block chain.
By by the downloading of the data of the ballot on block chain, parsing, and store into database, then user equipment according to
The data for needing to obtain ballot from database shorten the time that user equipment obtains the data of ballot from block chain, mention
High user equipment obtains the efficiency of the data of ballot, improves the experience of user.
In a possible realization, the second cryptographic Hash ratio that user equipment will store on the first cryptographic Hash and block chain
It is right, comprising:
User equipment sends the first cryptographic Hash on block chain, by the first cryptographic Hash and the second cryptographic Hash on block chain
It compares.
In a possible realization, the second cryptographic Hash ratio that user equipment will store on the first cryptographic Hash and block chain
It is right, comprising:
User equipment obtains the second cryptographic Hash from block chain；
User equipment compares the first cryptographic Hash and the second cryptographic Hash.
The characteristic information voted in a possible realization includes the color of commodity, the version type of commodity, four seasons weather, hand
At least one of machine number.
Second aspect provides a kind of user equipment, which includes:
Acquiring unit obtains the data of ballot, the throwing in database for the characteristic information according to ballot from database
The data of ticket are obtained from block chain, include the data of at least one feature ballot on block chain and in database；
Computing unit obtains the first cryptographic Hash for carrying out Hash calculation according to the data of ballot；
Comparison unit, for comparing the second cryptographic Hash stored in the first cryptographic Hash and block chain；
Determination unit, for when the first cryptographic Hash is consistent with the second cryptographic Hash, determination according to the characteristic information of ballot from
The data of the ballot obtained in database are consistent with the polled data obtained from block chain.
By by the downloading of the data of the ballot on block chain, parsing, and store into database, then user equipment according to
The data for needing to obtain ballot from database shorten the time that user equipment obtains the data of ballot from block chain, mention
High user equipment obtains the efficiency of the data of ballot, improves the experience of user.
In a possible realization, comparison unit is specifically used for: sending the first cryptographic Hash on block chain, in block
The first cryptographic Hash and the second cryptographic Hash are compared on chain.
In a possible realization, comparison unit is specifically used for:
User equipment obtains the second cryptographic Hash from block chain；
User equipment compares the first cryptographic Hash and the second cryptographic Hash.
In a possible realization, the characteristic information voted in a possible realization includes the color of commodity, quotient
At least one of the version types of product, four seasons weather, phone number.
The third aspect provides a kind of user equipment, which includes processor and memory, and memory includes referring to
It enables, when processor calls and executes the instruction in memory, realizes following procedure:
The data of ballot are obtained from database according to the characteristic information of ballot, the data of the ballot in database are from area
It is obtained on block chain, includes the data of at least one feature ballot on block chain and in database；
Hash calculation, which is carried out, according to the data of ballot obtains the first cryptographic Hash；
The second cryptographic Hash stored in first cryptographic Hash and block chain is compared；
When the first cryptographic Hash is consistent with the second cryptographic Hash, what determination was obtained from database according to the characteristic information of ballot
The data of ballot are consistent with the polled data obtained from block chain.
Fourth aspect provides a kind of system, which includes that block catenary system, database and at least one user set
It is standby.Block catenary system includes polled data, for example, commodity color ballot data, the polled data of the version type of commodity, the four seasons
The polled data etc. of weather；It include the data for the ballot for obtaining and parsing from block chain in database；User equipment is for holding
Row is in a first aspect, and any method in the cards of first aspect.
5th aspect, provides a kind of computer program product comprising instruction, when described instruction is run on computers
When, execute any method in the cards in first aspect.
6th aspect, provides a kind of computer readable storage medium, for storing instruction, when described instruction is in computer
When upper execution, any method in the cards in first aspect is realized.
Based on the querying method and user equipment of polled data on a kind of block chain provided by the invention, by by block chain
On the downloading of each characteristic information corresponding polled data, parse and store in database, user equipment is according to the spy of ballot
Reference breath, such as commodity color ballot data, the polled data of the version type of commodity, the polled data of four seasons weather, mobile phone
The characteristic informations such as number directly obtain polled data from database, and then user equipment calculates the of the polled data got
One cryptographic Hash, and the second cryptographic Hash stored in the first cryptographic Hash and block chain is compared, when the first cryptographic Hash and second
When cryptographic Hash is consistent, user equipment determine the data of ballot obtained from database be it is believable, that is, think to obtain from database
The data for the ballot got are consistent with the data of ballot obtained from block chain, ensure that the reliability of polled data, meanwhile,
The data that ballot is obtained by database, shorten the time that the data of ballot are obtained from block chain, improve acquisition ballot
The efficiency of data improves the experience of user.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, it should be apparent that, drawings described below is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the querying method flow diagram of polled data on a kind of block chain provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of user equipment provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of user equipment provided in an embodiment of the present invention.
Specific embodiment
On the basis of existing block chain technology, in order to shorten from block chain inquire polled data time, improve from
The efficiency that polled data is inquired on block chain improves the efficiency for inquiring polled data from block chain, provides implementation of the present invention
Example.
The embodiment of the invention provides the querying method and user equipment of polled data on a kind of block chain, it is suitable for throwing
The scenes such as ticket, election, such as according to the characteristic information of ballot, such as the ballot of data, the version type of commodity that the color of commodity is voted
The polled data of data, four seasons weather, the characteristic informations such as phone number.
In embodiments of the present invention, it will first obtain, parse from block chain according to the data of each ballot feature ballot, and
It stores in database.When user needs to obtain the corresponding polled data of some or certain characteristic informations, user passes through user
Equipment (user equipment, UE), obtains corresponding polled data according to the characteristic information of ballot from database.It is simultaneously
Guarantee the safety of polled data, user equipment calculates the cryptographic Hash for getting the data of ballot, and by the cryptographic Hash of calculating
It is verified, i.e., the cryptographic Hash stored in the cryptographic Hash of calculating and block chain is compared, when the Kazakhstan of calculating on block chain
When the cryptographic Hash stored in uncommon value and block chain is consistent, determine that the data for the ballot that user equipment is obtained from database are not usurped
Change, is safe.
Flow chart below with reference to the querying method of the polled data of Fig. 1 is applied to block to provided in an embodiment of the present invention
The querying method of polled data is illustrated on chain.
As shown in Figure 1, the executing subject of this method is user equipment, method includes the following steps:
S101, user equipment obtain the data of ballot, the throwing in database according to the characteristic information of ballot from database
The data of ticket are obtained from block chain, include the data of at least one feature ballot on block chain and in database.
In this embodiment, the time of the data of ballot is inquired to shorten user equipment from block chain, improves user
The efficiency of the data of equipment query ballot, first by data downloading, parsing and the storage of the ballot on block chain into database,
The database can be conventional database, for storing data.The database can be specifically a server or other use
In the equipment of storing data.
When user needs to inquire the data of some ballot, by user equipment, according to the characteristic information of ballot from data
The data of the corresponding ballot of this feature information are inquired and obtained in library.
In one embodiment, the characteristic information of ballot includes the color of commodity, the version type of commodity, four seasons weather, mobile phone
At least one of other characteristic informations such as number.
S102, user equipment carry out Hash calculation according to the data of ballot and obtain the first cryptographic Hash.
When user equipment receives the data of ballot, Hash calculation is carried out to the data of ballot, obtains cryptographic Hash, the Hash
Value is also known as the first cryptographic Hash.
It should be noted that, in order to distinguish information, such as cryptographic Hash, " first " has been used in the inventive embodiments, " the
Two ", but in embodiments of the present invention, " first " and " second " is used only for distinguishing things, without limitation to information itself.
S103, user equipment compare the second cryptographic Hash stored in the first cryptographic Hash and block chain.
It is consistent with the data of ballot obtained from block chain from the data of the ballot obtained in database in order to guarantee,
That is to guarantee that the data voted in database are not tampered with, it need to be by the data and block of the ballot obtained from database
The data of the ballot stored on chain compare.
And polled data is on block chain when storing, storage is a cryptographic Hash after polled data conversion, for this purpose, with
Family equipment calculates the data of the ballot obtained from database, obtains cryptographic Hash (the also known as first Kazakhstan of polled data
Uncommon value), it is then compared with the second cryptographic Hash of the data of the ballot stored on block chain, is obtained from database with determination
The data of the ballot taken are not tampered with, consistent with the data of the ballot on block chain, i.e., the ballot got from database
Data be correctly, it is safe.
In one embodiment, user equipment compares the second cryptographic Hash stored in the first cryptographic Hash and block chain, packet
Include: user equipment sends the first cryptographic Hash on block chain, compares the first cryptographic Hash and the second cryptographic Hash on block chain.
In one embodiment, user equipment compares the second cryptographic Hash stored in the first cryptographic Hash and block chain, packet
It includes:
User equipment obtains the second cryptographic Hash from block chain, then compares the first cryptographic Hash and the second cryptographic Hash.Tool
Body process may is that some node of user equipment on block chain sends acquisition request, be believed with obtaining this feature on block chain
Cease the second cryptographic Hash of corresponding polled data；When user equipment gets the corresponding votes of this feature information from block chain
According to the second cryptographic Hash when, the first cryptographic Hash is compared with the second cryptographic Hash.
S104, when the first cryptographic Hash is consistent with the second cryptographic Hash, user equipment determine according to the characteristic information of ballot from
The data of the ballot obtained in database are consistent with the polled data obtained from block chain.
When the first cryptographic Hash is consistent with the second cryptographic Hash, user equipment determines the data of the ballot obtained from database
Be it is safe, be not tampered with, it is consistent with the data of the ballot on block chain.
Using the querying method of polled data on block chain provided in an embodiment of the present invention, by by the ballot on block chain
Data be resolved in database, then user equipment obtains the data of ballot from database as needed, shortens user
Equipment obtains the time of the data of the corresponding ballot of this feature information from block chain, improves user equipment and obtains polled data
Efficiency, improve the experience of user.
Fig. 2 is a kind of structural schematic diagram of user equipment provided in an embodiment of the present invention.As shown in Fig. 2, the equipment includes
Acquiring unit 210, computing unit 220, comparison unit 230 and determination unit 240.
Acquiring unit 210, obtains the data of ballot for the characteristic information according to ballot from database, in database
The data of ballot are obtained from block chain, include the data of at least one feature ballot on block chain and in database；
Computing unit 220 obtains the first cryptographic Hash for carrying out Hash calculation according to the data of ballot；
Comparison unit 230, for comparing the second cryptographic Hash stored in the first cryptographic Hash and block chain；
Determination unit 240, for determining the characteristic information according to ballot when the first cryptographic Hash is consistent with the second cryptographic Hash
It is consistent with the polled data obtained from block chain from the data of the ballot obtained in database
By by the downloading of the data of the ballot on block chain, parsing, and store into database, then user equipment according to
The data for needing to obtain ballot from database shorten the time that user equipment obtains the data of ballot from block chain, mention
High user equipment obtains the efficiency of the data of ballot, improves the experience of user.
In a possible realization, comparison unit 230 is specifically used for: it sends the first cryptographic Hash on block chain,
The first cryptographic Hash and the second cryptographic Hash are compared on block chain.
In a possible realization, comparison unit 230 is specifically used for:
User equipment obtains the second cryptographic Hash from block chain；
User equipment compares the first cryptographic Hash and the second cryptographic Hash.
In a possible realization, the characteristic information voted in a possible realization includes the color of commodity, quotient
At least one of the version types of product, four seasons weather, phone number.
Method/step shown in FIG. 1, therefore, the embodiment of the present invention may be implemented in each functional unit of the user equipment
The specific work process of the user equipment of offer, details are not described herein.
Fig. 3 is a kind of structural schematic diagram of user equipment provided in an embodiment of the present invention.As shown in figure 3, the user equipment
Including processor and memory, memory includes instruction, when processor calls and executes the instruction in memory, is realized following
Process:
The data of ballot are obtained from database according to the characteristic information of ballot, the data of the ballot in database are from area
It is obtained on block chain, includes the data of at least one feature ballot on block chain and in database；
Hash calculation, which is carried out, according to the data of ballot obtains the first cryptographic Hash；
The second cryptographic Hash stored in first cryptographic Hash and block chain is compared；
When the first cryptographic Hash is consistent with the second cryptographic Hash, what determination was obtained from database according to the characteristic information of ballot
The data of ballot are consistent with the polled data obtained from block chain
By by the downloading of the data of the ballot on block chain, parsing, and store into database, then user equipment according to
The data for needing to obtain ballot from database shorten the time that user equipment obtains the data of ballot from block chain, mention
High user equipment obtains the efficiency of the data of ballot, improves the experience of user.
In one embodiment, the second cryptographic Hash stored in the first cryptographic Hash and block chain is compared, comprising:
It sends the first cryptographic Hash on block chain, compares the first cryptographic Hash and the second cryptographic Hash on block chain.
In a possible realization, the second cryptographic Hash stored in the first cryptographic Hash and block chain is compared, comprising: from
The second cryptographic Hash is obtained on block chain；First cryptographic Hash and the second cryptographic Hash are compared.
In a possible realization, the characteristic information of ballot include the color of commodity, the version type of commodity, four seasons weather,
At least one of phone number.
Method/step shown in FIG. 1, therefore, the embodiment of the present invention may be implemented in each function element of the user equipment
The specific work process of the user equipment of offer, details are not described herein.
The embodiment of the invention also provides a kind of system, which includes block catenary system, database and at least one use
Family equipment.Block catenary system includes the polled data of at least one feature, such as color, quotient according to characteristic information, such as commodity
The polled data of the characteristic informations such as the version types of product, four seasons weather, phone number；User can by user equipment according to oneself
Hobby is voted, the season for hobby of voting, the garment of hobby, color etc.；Polled data includes what user voted
Time, object of voting.It include the data for the ballot for obtaining and parsing from block chain in database；User equipment is for executing figure
Method shown in 1.
The embodiment of the invention also provides a kind of computer program product comprising instruction, when described instruction on computers
When operation, method shown in FIG. 1 is executed.
The embodiment of the invention also provides a kind of computer readable storage mediums, for storing instruction, when described instruction exists
When executing on computer, method shown in FIG. 1 is realized.
Professional should further appreciate that, described in conjunction with the examples disclosed in the embodiments of the present disclosure
Unit and algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, hard in order to clearly demonstrate
The interchangeability of part and software generally describes each exemplary composition and step according to function in the above description.
These functions are implemented in hardware or software actually, the specific application and design constraint depending on technical solution.
Professional technician can use different methods to achieve the described function each specific application, but this realization
It should not be considered as beyond the scope of the present invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can be executed with hardware, processor
The combination of software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only memory
(ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field
In any other form of storage medium well known to interior.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (8)
1. the querying method of polled data on a kind of block chain, which is characterized in that the described method includes:
User equipment obtains the data of ballot, the ballot in the database according to the characteristic information of ballot from database
Data be to be obtained from block chain, on the block chain and database in include at least one feature ballot data；
The user equipment carries out Hash calculation according to the data of the ballot and obtains the first cryptographic Hash；
The user equipment compares the second cryptographic Hash stored in first cryptographic Hash and the block chain；
When first cryptographic Hash is consistent with second cryptographic Hash, the user equipment determines the feature according to the ballot
The data for the ballot that information obtains from the database are consistent with the polled data obtained from block chain.
2. the method according to claim 1, wherein the user equipment is by first cryptographic Hash and the area
The second cryptographic Hash stored on block chain compares, comprising:
The user equipment sends the first cryptographic Hash on the block chain, by first cryptographic Hash on the block chain
It is compared with the second cryptographic Hash.
3. the method according to claim 1, wherein the user equipment is by first cryptographic Hash and the area
The second cryptographic Hash stored on block chain compares, comprising:
The user equipment obtains the second cryptographic Hash from the block chain；
The user equipment compares first cryptographic Hash and second cryptographic Hash.
4. method according to any one of claims 1 to 3, which is characterized in that the characteristic information of the ballot includes commodity
Color, the version type of commodity, four seasons weather, at least one of phone number.
5. a kind of user equipment, which is characterized in that the user equipment includes:
Acquiring unit obtains the data of ballot, the institute in the database for the characteristic information according to ballot from database
The data for stating ballot are obtained from block chain, include the number of at least one feature ballot on the block chain and in database
According to；
Computing unit obtains the first cryptographic Hash for carrying out Hash calculation according to the data of the ballot；
Comparison unit, for comparing the second cryptographic Hash stored in first cryptographic Hash and the block chain；
Determination unit, for determining the spy according to the ballot when first cryptographic Hash is consistent with second cryptographic Hash
The data for the ballot that reference breath obtains from the database are consistent with the polled data obtained from block chain.
6. user equipment according to claim 5, which is characterized in that the comparison unit is specifically used for: by the first Hash
Value is sent on the block chain, compares first cryptographic Hash with the second cryptographic Hash on the block chain.
7. user equipment according to claim 5, which is characterized in that the comparison unit is specifically used for:
The user equipment obtains the second cryptographic Hash from the block chain；
The user equipment compares first cryptographic Hash and second cryptographic Hash.
8. according to the described in any item user equipmenies of claim 5 to 7, which is characterized in that the characteristic information of the ballot includes
At least one of the colors of commodity, the version type of commodity, four seasons weather, phone number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910525337.7A CN110222062A (en) | 2019-06-18 | 2019-06-18 | The querying method and user equipment of polled data on block chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910525337.7A CN110222062A (en) | 2019-06-18 | 2019-06-18 | The querying method and user equipment of polled data on block chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110222062A true CN110222062A (en) | 2019-09-10 |
Family
ID=67817605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910525337.7A Pending CN110222062A (en) | 2019-06-18 | 2019-06-18 | The querying method and user equipment of polled data on block chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110222062A (en) |
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2019
- 2019-06-18 CN CN201910525337.7A patent/CN110222062A/en active Pending
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