CN106776820A - Obtain method and system, block chain, the centralized system of different blocks chain data - Google Patents
Obtain method and system, block chain, the centralized system of different blocks chain data Download PDFInfo
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- H—ELECTRICITY
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- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
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- G06F16/10—File systems; File servers
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L67/00—Network arrangements or protocols for supporting network services or applications
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- H—ELECTRICITY
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- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
- H04L9/3239—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD
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Abstract
The invention provides a kind of method and system, block chain, centralized system for obtaining different blocks chain data, wherein, method, including：Receive the data request information that client sends；Judge whether the client needs the first data on other block chains according to the data request information, first data are other corresponding data of block chain of centralized system storage；If it is required, then the first map information according to storage sends demand data information to the centralized system, wherein, the centralized system sends first data according to the demand data information to the client.The corresponding data of different blocks chain can also be well used the invention enables normal client end, user need not install multiple client.
Description
Technical field
The different blocks chain number of decentralization is obtained the present invention relates to technical field of the computer network, more particularly to client
According to method, be exactly specifically it is a kind of obtain different blocks chain data method and system, block chain, centralized system.
Background technology
With continuing to develop for Internet technology, the data in internet are accumulated with surprising rapidity, network it is basic
Unit is node, and existing network system is mainly centralized network system, i.e. central network node and provides service, is counted greatly
According to storage and computing, common network node accesses Centroid and enjoys service, and centralized network system has a fatal defects, just
It is that central network node is once paralysed, whole centralized network system is also just paralysed；And with the increasing of internet data amount
Plus, the data processing of central network node and storage pressure are increasing, have been difficult to adapt to the fast development of Internet technology,
Therefore decentralization network system is arisen at the historic moment.
In a decentralization network system that numerous network nodes are distributed with, each network node has height certainly
The feature controlled.Can freely be connected each other between network node, form new connection unit.Any one network node all may
As interim network center, but do not possess enforceable center control function.Shadow between network node and network node
Ring, nonlinear causal relationship can be formed by network.The existing decentralization system based on block chain technology so that common net
Network node is that internet is produced or contributing content is possibly realized, such that it is able to lift the enthusiasm that netizen participates in network contribution, most
Cause that each netizen becomes a small and independent Information Provider eventually so that internet is more flat, content life
Produce more diversification.
However, the existing decentralization system based on block chain technology, generally existing accesses difficult, it is necessary to too many specialty is known
Know, the problems such as block data storage amount is limited, user to using the data for belonging to different blocks chain, it is necessary to install multiple clients
End.Therefore, those skilled in the art need a kind of method for facilitating client acquisition to belong to different blocks chain data of research and development badly.
The content of the invention
In view of this, the technical problem to be solved in the present invention be provide it is a kind of obtain different blocks chain data method and
System, block chain, centralized system, solving client in the prior art cannot obtain asking for the data that belong to different blocks chain
Topic.
In order to solve the above-mentioned technical problem, specific embodiment of the invention provides a kind of acquisition different blocks chain data
Method, including：Receive the data request information that client sends；According to the data request information judge the client whether need
The first data on other block chains are wanted, first data are other corresponding data of block chain of centralized system storage；
If it is required, then according to storage the first map information to the centralized system send demand data information, wherein, it is described in
Heart system sends first data according to the demand data information to the client.
Specific embodiment of the invention also provides a kind of block chain for obtaining different blocks chain data, including：Receive single
Unit, the data request information for receiving client transmission；Judging unit, for judging the visitor according to the data request information
Whether family end needs the first data on other block chains, and first data are other block chains pair of centralized system storage
The data answered；Transmitting element, the first map information during for if necessary to first data according to storage is to the center
Change system sends demand data information, wherein, the centralized system is sent out according to the demand data information to the client
Send first data.
Specific embodiment of the invention also provides a kind of method for obtaining different blocks chain data, including：Receive current
The demand data information that block chain sends；According to the demand data information and the second map information described the is sent to client
One data, wherein, first data are other corresponding data of block chain of centralized system storage.
Specific embodiment of the invention also provides a kind of centralized system for obtaining different blocks chain data, including：Connect
Unit is received, the demand data information for receiving the transmission of current block chain；Transmitting element, for according to the demand data information
First data are sent to client with the second map information, wherein, first data are its of centralized system storage
Its corresponding data of block chain.
Specific embodiment of the invention also provides a kind of system for obtaining different blocks chain data, including：Multiple blocks
Chain and multiple centralized systems of multiple block chain connections, and the multiple client being connected with multiple block chains.
Wherein, the client is used to obtain the corresponding data of block chain or other corresponding numbers of block chain from the block chain
According to.
Knowable to above-mentioned specific embodiment of the invention, method and system, the block of different blocks chain data are obtained
Chain, centralized system at least have the advantages that：Itself is only stored in the block chain (i.e. block chain network) of decentralization
Corresponding data, or only record itself corresponding critical data；Centralized system records the corresponding data of all block chains；Such as
The data that fruit client needs belong to other block chains, then current block chain informs centralized system by the data of client demand
It is sent to corresponding client；If the data that client needs belong to current block chain, and the corresponding number of current block chain
According to storage in centralized system, then current block chain informs centralized system by the data is activation of client demand to corresponding
Client；If the data that client needs belong to current block chain, and the corresponding data storage of current block chain current
In block chain, then the data is activation of client demand is directly given corresponding client by current block chain.Each centralized system
Can be using block chain as the same communicative channel of bus, it is also possible to allow block chain network to be indicated by centralized system very huge
Big digital asset information；Normal client is terminated into easily so that normal client end can also well use different blocks chain
Corresponding data, user need not install the data that multiple client belongs to different blocks chain to obtain.
It is to be understood that above-mentioned general description and detailed description below are merely illustrative and illustrative, it is not
Can the limitation scope to be advocated of the invention.
Brief description of the drawings
Following appended accompanying drawing is a part for specification of the invention, and it depicts example embodiment of the invention, institute
Accompanying drawing is used for illustrating principle of the invention together with the description of specification.
A kind of embodiment one of the method for acquisition different blocks chain data that Fig. 1 is provided for the specific embodiment of the invention
Flow chart；
A kind of embodiment two of the method for acquisition different blocks chain data that Fig. 2 is provided for the specific embodiment of the invention
Flow chart；
A kind of embodiment three of the method for acquisition different blocks chain data that Fig. 3 is provided for the specific embodiment of the invention
Flow chart；
A kind of embodiment one of the block chain of acquisition different blocks chain data that Fig. 4 is provided for the specific embodiment of the invention
Schematic block diagram；
A kind of embodiment two of the block chain of acquisition different blocks chain data that Fig. 5 is provided for the specific embodiment of the invention
Schematic block diagram；
A kind of example IV of the method for acquisition different blocks chain data that Fig. 6 is provided for the specific embodiment of the invention
Flow chart；
A kind of embodiment five of the method for acquisition different blocks chain data that Fig. 7 is provided for the specific embodiment of the invention
Flow chart；
A kind of signal of the centralized system of acquisition different blocks chain data that Fig. 8 is provided for the specific embodiment of the invention
Block diagram；
A kind of schematic block diagram of the system of acquisition different blocks chain data that Fig. 9 is provided for the specific embodiment of the invention；
A kind of structural representation of the system of acquisition different blocks chain data that Figure 10 is provided for the specific embodiment of the invention
Figure；
A kind of timing diagram of the system of acquisition different blocks chain data that Figure 11 is provided for the specific embodiment of the invention.
Specific embodiment
For the purpose, technical scheme and advantage for making the embodiment of the present invention become more apparent, below will with accompanying drawing and in detail
Narration clearly illustrates the spirit of disclosed content, and any skilled artisan is understanding present invention
After embodiment, when the technology that can be taught by present invention, it is changed and modifies, its essence without departing from present invention
God and scope.
Schematic description and description of the invention is for explaining the present invention but not as a limitation of the invention.
In addition, element/the component of the same or like label used in drawings and the embodiments is for representing same or like portion
Point.
On " first " used herein, " second " ... etc., not especially censure the meaning of order or cis-position,
Be not used to limit the present invention, its only for distinguish with constructed term describe element or operation.
On direction term used herein, for example：Upper and lower, left and right, front or rear etc., are only the sides of refer to the attached drawing
To.Therefore, the direction term for using is for illustrating not for limiting this creation.
On "comprising" used herein, " including ", " having ", " containing " etc., be the term of opening, i.e.,
Mean including but not limited to.
On it is used herein " and/or ", including the things any or all combinations.
On term used herein " substantially ", " about " etc., be used to modify it is any can be with the quantity of microvariations or mistake
Difference, but this slight variations or error can't change its essence.In general, the microvariations modified of such term or error
Scope in some embodiments can be 20%, in some embodiments can be 10%, can be in some embodiments 5% or its
His numerical value.It will be understood by those skilled in the art that the foregoing numerical value for referring to can be adjusted according to actual demand, it is not limited thereto.
Some are used to describe the word of the application by lower or discuss in the other places of this specification, to provide art technology
The extra guiding on about the description of the present application of personnel.
A kind of embodiment one of the method for acquisition different blocks chain data that Fig. 1 is provided for the specific embodiment of the invention
Flow chart, as shown in figure 1, Regional links receive the data request information that client sends, and judges to be somebody's turn to do according to data request information
Whether client needs the first data on other block chains, if desired the first data on other block chains, then region chain
The first map information according to storage sends demand data information to the centralized system.
The specific embodiment shown in the drawings includes：
Step 101：Receive the data request information that client sends.In specific embodiment of the invention, client is light
Client or complete client, wherein, light client accesses block chain by the webserver, and complete client can be direct
Access block chain.Such as mobile terminal accesses block chain by WEB server or APP servers；Personal computer directly connects
Enter block chain.
Step 102：Judge whether the client needs on other block chains first to count according to the data request information
According to first data are other corresponding data of block chain of centralized system storage.Block chain (i.e. block chain network) number
It is limited according to disposal ability and storage capacity, therefore, block chain only stores itself corresponding data, or only to store itself corresponding
Critical data, itself corresponding most of data storage is in centralized system.
Step 103：If it is required, then the first map information according to storage sends demand data to the centralized system
Information, wherein, the centralized system sends first data according to the demand data information to the client.This hair
In bright specific embodiment, the first map information is the first key message of the centralized system of current block chained record；Currently
Block chain finds corresponding centralized system according to the first key message.
Further, after step 102, if client does not need the first data on other block chains, currently
Block chain according to storage first map information to the centralized system send demand data information, wherein, it is described in
Heart system sends the second data according to the demand data information to the client, and second data are the centralizations
The corresponding data of current block chain of system storage.
Referring to Fig. 1, itself corresponding data is only stored in the block chain (i.e. block chain network) of decentralization, or only remember
Record itself corresponding critical data；Centralized system records the corresponding data of all block chains；If the data that client needs
Belong to other block chains, then current block chain informs centralized system by the data is activation of client demand to corresponding client
End.Normal client end does not need the patent knowledge just easily to access block chain, and normal client end can also well use difference
The corresponding data of block chain, user need not install multiple client.
A kind of embodiment two of the method for acquisition different blocks chain data that Fig. 2 is provided for the specific embodiment of the invention
Flow chart, if as shown in Fig. 2 the data that client needs belong to current block chain, and the corresponding data of current block chain
In current block chain, then the data is activation of client demand is directly given corresponding client by current block chain for storage.
In the specific embodiment shown in the drawings, after step 102, the method also includes：
Step 104 if it is not required, then directly to the client send the second data, wherein, second data are
The data of current block chain storage.
Referring to Fig. 2, if the data that client needs belong to current block chain, and the corresponding data of current block chain are deposited
In current block chain, then the data is activation of client demand is directly given corresponding client by current block chain for storage；Block chain
With certain storage capacity, therefore, it can store itself corresponding data.
A kind of embodiment three of the method for acquisition different blocks chain data that Fig. 3 is provided for the specific embodiment of the invention
Flow chart, as shown in figure 3, judged according to data request information client whether need the first data on other block chains it
It is preceding, it is necessary to data request information is converted into stereotyped command information.
In the specific embodiment shown in the drawings, step 102 is specifically included：
Step 1021：The data request information is converted into stereotyped command information.Client is in displaying layer operation, service
The operational order of client is converted to data request information by layer, and data request information is converted to stereotyped command letter by conversion layer again
Breath, stereotyped command information can be understood by block chain.
Step 1022：Judge whether the client needs the first data on other block chains according to stereotyped command information.
Referring to Fig. 3, successively using presentation layer, service layer, conversion layer is converted to the operation of client can be by block chain
The stereotyped command information of identification, so that shield technology details so that domestic consumer can also well use block chain network.
A kind of embodiment one of the block chain of acquisition different blocks chain data that Fig. 4 is provided for the specific embodiment of the invention
Schematic block diagram, block chain as shown in Figure 4 can be applied in the method shown in Fig. 1~Fig. 3, and Regional links are received client and sent
Data request information, and judge whether the client needs the first data on other block chains according to data request information,
If necessary to the first data on other block chains, then current region chain according to the first map information of storage to the centralization
System sends demand data information；If necessary to the second data on current block chain, and it is stored with the on current block chain
Two data, then current region chain is directly to client the second data of transmission；If necessary to the second data on current block chain, and
And on current block chain without storage the second data, then current region chain according to storage the first map information to the centralization
System sends demand data information.
The specific embodiment shown in the drawings, the block chain includes：Receiving unit 1, judging unit 2 and transmitting element 3.
Wherein, receiving unit 1 is used to receive the data request information of client transmission.Judging unit 2 is used for according to the request of data
Information judges whether the client needs the first data on other block chains, and first data are centralized system storages
Other corresponding data of block chain.Transmitting element 3 is used for the first mapping letter according to storage during if necessary to first data
Cease to the centralized system send demand data information, wherein, the centralized system according to the demand data information to
The client sends first data；If according to first map information of storage when not needing first data
Demand data information is sent to the centralized system, wherein, the centralized system is according to the demand data information to institute
State client and send the second data, second data are the corresponding data of current block chain of the centralized system storage.
In specific embodiment of the invention, if directly to the visitor when transmitting element 3 is additionally operable to not need first data
Family end sends the second data, wherein, second data are the data of current block chain storage.
Referring to Fig. 4, itself corresponding data is only stored in the block chain (i.e. block chain network) of decentralization, or only remember
Record itself corresponding critical data；Centralized system records the corresponding data of all block chains；If the data that client needs
Belong to other block chains, then current block chain informs centralized system by the data is activation of client demand to corresponding client
End；If the data that client needs belong to current block chain, and the corresponding data storage of current block chain in centralization system
In system, then current block chain informs centralized system by the data is activation of client demand to corresponding client；If client
The data that holding needs belong to current block chain, and the corresponding data storage of current block chain is in current block chain, then currently
The data is activation of client demand is directly given corresponding client by block chain.Normal client end does not need patent knowledge, and just energy is light
Block chain is easily accessed, normal client end can also well use the corresponding data of different blocks chain, and user need not install many
Individual client.
A kind of embodiment two of the block chain of acquisition different blocks chain data that Fig. 5 is provided for the specific embodiment of the invention
Schematic block diagram, as shown in figure 5, judging whether client needs on other block chains first to count according to data request information
According to before, it is necessary to data request information is converted into stereotyped command information.
In the specific embodiment shown in the drawings, the judging unit 2 is further included：Modular converter 21 and judge mould
Block 22, wherein, modular converter 21 is used to for the data request information to be converted to stereotyped command information；Judge module 22 is used for root
Judge whether the client needs the first data on other block chains according to stereotyped command information.
Referring to Fig. 5, successively using presentation layer, service layer, conversion layer is converted to the operation of client can be by block chain
The stereotyped command information of identification, so that shield technology details so that domestic consumer can also well use block chain network.
A kind of example IV of the method for acquisition different blocks chain data that Fig. 6 is provided for the specific embodiment of the invention
Flow chart, as shown in fig. 6, centralized system receives the demand data information that current block chain sends, and believes according to demand data
Breath and the second map information send first data to client.
The specific embodiment shown in the drawings includes：
Step 201：Receive the demand data information that current block chain sends.
Step 202：First data are sent to client according to the demand data information and the second map information, its
In, first data are other corresponding data of block chain of centralized system storage.In the specific embodiment of the invention, second
Change the second key message of the current block chain of system record centered on map information.
Referring to Fig. 6, block chain information exchange can be carried out as bus between each centralized system, while block chain
Also very huge data message is indicated by centralized system, so as to solve block chain data-handling capacity and storage capacity not
The problem of foot, such that it is able to by the data sharing between different blocks chain, while solving individual privacy and big data quantity treatment, depositing
The problem of storage.
A kind of embodiment five of the method for acquisition different blocks chain data that Fig. 7 is provided for the specific embodiment of the invention
Flow chart, as shown in fig. 7, when the corresponding data of current block chain also are stored in centralized system, centralized system is according to data
Demand information and the second map information send the corresponding data of current block chain to client.
In the specific embodiment shown in the drawings, after step 201, the method also includes：
Step 203：Second is sent according to the demand data information and second map information to the client to count
According to, wherein, second data are the corresponding data of current block chain of the centralized system storage.
Referring to Fig. 7, when the corresponding data of current block chain also are stored in centralized system, centralized system is according to data need
Information and the second map information is asked to send the corresponding data of current block chain to client, so as to solve block chain data processing energy
Power and the not enough problem of storage capacity.
A kind of signal of the centralized system of acquisition different blocks chain data that Fig. 8 is provided for the specific embodiment of the invention
Block diagram, centralized system as shown in Figure 8 may apply in the method shown in Fig. 6, Fig. 7, and centralized system is received works as proparea
The demand data information that block chain sends, and data are sent to client according to demand data information and map information.
In the specific embodiment shown in the drawings, the centralized system includes：Receiving unit 10 and transmitting element 20, its
In, receiving unit 10 is used to receive the demand data information of current block chain transmission；Transmitting element 20 is used for according to the data
Demand information and the second map information send first data to client, wherein, first data are centralized systems
Other corresponding data of block chain of storage.In specific embodiment of the invention, the transmitting element 20 is additionally operable to according to described
Demand data information and second map information send the second data to the client, wherein, second data are institutes
State the corresponding data of current block chain of centralized system storage.
Referring to Fig. 8, block chain information exchange can be carried out as bus between each centralized system, while block chain
Also very huge data message is indicated by centralized system, so as to solve block chain data-handling capacity and storage capacity not
The problem of foot, such that it is able to by the data sharing between different blocks chain, while solving individual privacy and big data quantity treatment, depositing
The problem of storage.
A kind of schematic block diagram of the system of acquisition different blocks chain data that Fig. 9 is provided for the specific embodiment of the invention；
A kind of structural representation of the system of acquisition different blocks chain data that Figure 10 is provided for the specific embodiment of the invention, such as Fig. 9,
Shown in Figure 10, the system for obtaining different blocks chain data includes：Multiple block chains 1000, multiple centralized systems 2000 and multiple
Client 3000, wherein, block chain 1000, centralized system 2000 and client 3000 are connected with each other by network.Client
3000 are used to obtain the corresponding data of block chain or other corresponding data of block chain from the block chain.It is of the invention
In specific embodiment, client 3000 be light client or complete client, wherein, light client is connect by the webserver
Enter block chain 1000, complete client is directly accessed block chain 1000.For example, mobile terminal and panel computer are due to disposal ability
Difference, amount of storage are small, are light client, can be personal computer, portable by access networks such as WEB server, APP servers
Formula computer is relatively strong due to disposal ability, and amount of storage is relatively large, is complete client, can be directly accessed network.
A kind of timing diagram of the system of acquisition different blocks chain data that Figure 11 is provided for the specific embodiment of the invention, such as
Shown in Figure 11, client 3000 sends data request information to block chain 1000, and block chain 1000 judges that the client 3000 is
No the first data needed on other block chains, if necessary to the first data on other block chains, then to centralized system
2000 send demand data information；Centralized system 2000 sends the first data according to demand data information to client 3000；
If client 3000 does not need the first data on other block chains, but needs the second data on current block chain, and
And first data storage in block chain 1000, then block chain 1000 directly sends the second data to client 3000；If client
End 3000 does not need the first data on other block chains, but needs corresponding second data of current block chain, and first
Data storage sends demand data information in centralized system 2000, then block chain 1000 to centralized system 2000；Centralization
System 2000 sends the second data according to demand data information to client 3000.
The specific embodiment of the invention provides a kind of method and system, block chain, centralization for obtaining different blocks chain data
System, only stores itself corresponding data, or only record itself correspondence in the block chain (i.e. block chain network) of decentralization
Critical data；Centralized system records the corresponding data of all block chains；If the data that client needs belong to other areas
Block chain, then current block chain inform centralized system by the data is activation of client demand give corresponding client；If client
The data that holding needs belong to current block chain, and the corresponding data storage of current block chain is in centralized system, then currently
Block chain informs centralized system by the data is activation of client demand to corresponding client；If the data that client needs
Belong to current block chain, and the corresponding data storage of current block chain is in current block chain, then and current block chain directly will
The data is activation of client demand gives corresponding client.Each centralized system can be using block chain as the same ditch of bus
Logical channel, it is also possible to allow block chain network to indicate very huge digital asset information by centralized system；Normal client end
It is easy to access so that normal client end can also well use the corresponding data of different blocks chain, and user need not install many
Individual client.
The above-mentioned embodiment of the present invention can be implemented in various hardware, Software Coding or both combination.For example, this hair
Bright embodiment is alternatively and the above method is performed in data signal processor (Digital Signal Processor, DSP)
Program code.The present invention can also refer to computer processor, digital signal processor, microprocessor or field-programmable gate array
Various functions that row (Field Programmable Gate Array, FPGA) are performed.Can be according to the present invention above-mentioned treatment of configuration
Device performs particular task, and it passes through to perform machine-readable software code or the firmware generation of the ad hoc approach for defining present invention announcement
Code is completed.Software code or firmware code can be developed into different program languages from different forms or form.Or
Different target platform composing software codes.However, the software code according to execution task of the present invention configures generation with other types
The different code pattern of code, type and language do not depart from spirit and scope of the invention.
Schematical specific embodiment of the invention is the foregoing is only, before design of the invention and principle is not departed from
Put, the equivalent variations that any those skilled in the art is made with modification, the scope of protection of the invention all should be belonged to.
Claims (16)
1. it is a kind of obtain different blocks chain data method, it is characterised in that the method includes：
Receive the data request information that client sends；
Judge whether the client needs the first data on other block chains, first number according to the data request information
According to other the corresponding data of block chain for being centralized system storage；And
If it is required, then the first map information according to storage sends demand data information to the centralized system, wherein, institute
State centralized system and first data are sent to the client according to the demand data information.
2. the method for obtaining different blocks chain data as claimed in claim 1, it is characterised in that believed according to the request of data
Breath judges after the step of whether client needs the first data on other block chains that the method also includes：
If it is not required, then the second data directly are sent to the client, wherein, second data are that current block chain is deposited
The data of storage.
3. the method for obtaining different blocks chain data as claimed in claim 1, it is characterised in that believed according to the request of data
Breath judges after the step of whether client needs the first data on other block chains that the method also includes：
If it is not required, then first map information according to storage sends demand data information to the centralized system,
Wherein, the centralized system sends the second data, second data according to the demand data information to the client
It is the corresponding data of current block chain of the centralized system storage.
4. the method for obtaining different blocks chain data as claimed in claim 1, it is characterised in that believed according to the request of data
Breath judges the step of whether client needs the first data on other block chains, specifically includes：
The data request information is converted into stereotyped command information；And
Judge whether the client needs the first data on other block chains according to stereotyped command information.
5. the as claimed in claim 1 method for obtaining different blocks chain data, it is characterised in that first map information is
First key message of the centralized system of current block chained record.
6. it is a kind of obtain different blocks chain data block chain, it is characterised in that the block chain includes：
Receiving unit, the data request information for receiving client transmission；
Judging unit, for judging whether the client needs on other block chains first to count according to the data request information
According to first data are other corresponding data of block chain of centralized system storage；And
Transmitting element, the first map information during for if necessary to first data according to storage is to the centralized system
Demand data information is sent, wherein, the centralized system is according to the demand data information sends to the client
First data.
7. the block chain of different blocks chain data is obtained as claimed in claim 6, it is characterised in that the transmitting element is also used
If directly sending the second data to the client when first data are not needed, wherein, second data are to work as
The data of preceding block chain storage.
8. the block chain of different blocks chain data is obtained as claimed in claim 6, it is characterised in that the transmitting element is also used
If first map information when first data are not needed according to storage sends data to the centralized system
Demand information, wherein, the centralized system sends the second data according to the demand data information to the client, described
Second data are the corresponding data of current block chain of the centralized system storage.
9. the block chain of different blocks chain data is obtained as claimed in claim 6, it is characterised in that the judging unit enters one
Step includes：
Modular converter, for the data request information to be converted into stereotyped command information；And
Judge module, for judging whether the client needs the first data on other block chains according to stereotyped command information.
10. it is a kind of obtain different blocks chain data method, it is characterised in that the method includes：
Receive the demand data information that current block chain sends；And
First data are sent to client according to the demand data information and the second map information, wherein, described first
Data are other corresponding data of block chain of centralized system storage.
11. methods for obtaining different blocks chain data as claimed in claim 10, it is characterised in that receive current block chain hair
After the step of demand data information sent, the method also includes：
Second data are sent to the client according to the demand data information and second map information, wherein, it is described
Second data are the corresponding data of current block chain of the centralized system storage.
12. methods for obtaining different blocks chain data as claimed in claim 10, it is characterised in that second map information
It is the second key message of the current block chain of centralized system record.
13. a kind of centralized systems for obtaining different blocks chain data, it is characterised in that the centralized system includes：
Receiving unit, the demand data information for receiving the transmission of current block chain；And
Transmitting element, for sending first data to client according to the demand data information and the second map information,
Wherein, first data are other corresponding data of block chain of centralized system storage.
14. centralized systems for obtaining different blocks chain data as claimed in claim 13, it is characterised in that the transmission list
Unit is additionally operable to send the second data to the client according to the demand data information and second map information, wherein,
Second data are the corresponding data of current block chain of the centralized system storage.
15. a kind of systems for obtaining different blocks chain data, it is characterised in that the system includes：Any institute of claim 6~9
The multiple centralized systems being connected with multiple block chains described in multiple block chains for stating, claim 13 or 14, and
The multiple client being connected with multiple block chains, wherein,
The client is used to obtain the corresponding data of block chain or other corresponding numbers of block chain from the block chain
According to.
16. systems for obtaining different blocks chain data as claimed in claim 15, it is characterised in that the client is light passenger train
Family end or complete client, wherein, the light client accesses block chain by the webserver, and the complete client is straight
Access block chain.
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