CN108769264A - A kind of block chain divides domain method - Google Patents
A kind of block chain divides domain method Download PDFInfo
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- CN108769264A CN108769264A CN201810745899.8A CN201810745899A CN108769264A CN 108769264 A CN108769264 A CN 108769264A CN 201810745899 A CN201810745899 A CN 201810745899A CN 108769264 A CN108769264 A CN 108769264A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/104—Peer-to-peer [P2P] networks
- H04L67/1044—Group management mechanisms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/104—Peer-to-peer [P2P] networks
- H04L67/1044—Group management mechanisms
- H04L67/1046—Joining mechanisms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/104—Peer-to-peer [P2P] networks
- H04L67/1059—Inter-group management mechanisms, e.g. splitting, merging or interconnection of groups
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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Abstract
Present disclose provides a kind of block chains to divide domain method, includes the following steps：When block chain network is added in new node, the adjacent node connected from the new node obtains block chain domain information table, wherein the block chain domain information table includes informational table of nodes and point domain index parameter；It is obtained from the block chain domain information table and divides domain index parameter；Judge whether to trigger point domain；By all nodes in the block chain network according to being divided to domain rule to assign in two different domains；The new node is added in a domain of described two not same areas and updates the block chain domain information table；The updated block chain domain information table is published in the entire block chain network；And complete the addition of the new node.Achieve the purpose that reduce network flow by point domain, mitigate node calculation amount.
Description
Technical field
This disclosure relates to which communication technique field, more terrain theory, are related to a kind of block chain point domain method.
Background technology
Block chain (block chain) technology is to verify and store data using block linked data structure, utilize distribution
Formula node know together algorithm come generate and update the data, ensure data transmission and access in the way of cryptography safety, utilize
The intelligent contract being made of automatized script code program and a kind of completely new distributed basis framework of operation data with meter
Calculation mode.The design of block chain is a kind of safeguard measure, such as (being applied to) high fault-tolerant distributed computing system.Block chain makes
Mixing consistency is possibly realized.This makes block chain be suitble to record event, title, medical records and other work for needing to include data
Dynamic, identification management, transaction flow management and source prove management.
Block chain core is decentralization, is carrying with point-to-point transmission, is calculated using distributed node common recognition algorithm, encryption
Method, block linked data structure generate the distributed account book that can not be distorted and can not forge.Block chain is based on P2P transmission, common recognition
Mechanism, Encryption Algorithm, block linked data structure, the technologies such as Distributed Storage realize the Trusted Digital frame of decentralization
Structure.But just because of the decentralization core concept of block chain, can all have broadcast message, common recognition to calculate between any two node
Method message, data block such as synchronize at the data traffics.When block chain network number of nodes reaches certain scale, data traffic is increased sharply, will
Larger pressure can be brought to transmission network, while each node also faces calculation amount and is continuously increased.
It is superfluous there are no message and data transmission, processing caused by P2P is based on to block chain in existing block chain technology
Remaining feasible prioritization scheme.
Invention content
In view of the above-mentioned problems, the disclosure provides a kind of block chain point domain method.Divide domain method according to the block chain of the disclosure,
Broadcast message, common recognition algorithm message can be limited in domain, achieve the effect that reduce network flow and node calculation amount.Together
When, when new book keeping operation occurs, can data block be subjected to cross-domain synchronization, ensure that entire block chain network node all stores completely
Account book data.
In one embodiment of the disclosure, a kind of block chain point domain method is provided, is included the following steps：Work as new node
When block chain network is added, the adjacent node connected from the new node obtains block chain domain information table, wherein the block chain
Domain information table includes informational table of nodes and point domain index parameter；It is obtained from the block chain domain information table and divides domain index parameter；
Judge whether to trigger point domain；By all nodes in the block chain network according to being divided to domain rule to assign in two different domains；
The new node is added in a domain of described two not same areas and updates the block chain domain information table；It will be updated
The block chain domain information table is published in the entire block chain network；And complete the addition of the new node.
In one alternate embodiment, the informational table of nodes includes following field：It is node ID, node address, affiliated
Domain and adjacent node mark.
In one alternate embodiment, described point of domain index parameter includes：The number of nodes of block chain network, each domain
Number of nodes, the threshold parameter numerical value for triggering point domain and triggering divide the rule in domain.
In one alternate embodiment, the step of judging whether triggering point domain include：When the node of the block chain network
Quantity meets n+1>When=w, triggering divides domain, wherein n is the number of nodes of block chain network, and w is preset trigger criteria value.
In one alternate embodiment, described point of domain rule includes：By all nodes of the block chain network according to section
Point serial number sorts from small to large, and node ID is come preceding 1/2 node as the first home domain, and node ID is come afterwards 1/
2 node is as the second home domain.
In one alternate embodiment, by all nodes in the block chain network according to being divided to domain rule to assign to two not
With domain in step include：All nodes of the block chain network are sorted from small to large according to node ID；By node
Serial number sequence is in preceding 1/2 node assigns to the first home domain；And node ID is come to rear 1/2 node and assigns to the second ownership
In domain.
In one alternate embodiment, the new node is added in a domain of described two not same areas and updates institute
The step of stating block chain domain information table include：The informational table of nodes for updating the block chain domain information table makes the new section
Point is corresponding with the affiliated domain；And divide the number of nodes in each domain in the index parameter of domain described in update.
In one alternate embodiment, the updated block chain domain information table is being published to the entire block chain
After step in network, before the addition for completing the new node, the method further includes：The block chain network it is each
A node, which receives the updated block chain domain information table and obtains, divides field result；And it checks triggering point domain and divides field result
Reasonability, wherein if rationally, update the block chain domain information table of this node.
In one alternate embodiment, the updated block chain domain information table is published to the entire block link network
Step in network further comprises：Data synchronize the informational table of nodes initiated in node reading block chain domain information table；Choose the
The node in domain belonging to two simultaneously sends synchrodata to the node；The node in the domain belonging to described second is properly received synchrodata
Afterwards, confirmation message is returned；If the data synchronize initiation, node receives the confirmation message, in domain belonging to described second
Synchronize the data；If the data synchronize initiation node and do not receive the confirmation message, the data, which synchronize, to be initiated
Another node in domain belonging to second described in node selection simultaneously sends synchrodata to the node；In domain belonging to described second
Carry out data synchronization；And repeat the above steps, it is synchronized until completing data on entire block chain.
The block chain that the disclosure provides divides area mechanism, and when block chain number of nodes reaches certain scale, whole nodes pass through
In the partition to two domains of certain mechanism, broadcast, common recognition algorithm message between node are limited in this domain, do not expand to other domains,
But data block is subjected to cross-domain synchronization when new book keeping operation occurs, if follow-up subdomain node size reaches a point domain standard, will be carried out
Divide domain again.Achieve the purpose that reduce network flow by point domain, mitigate node calculation amount.
Description of the drawings
In the following, by the feature and feature of the disclosure are described in detail in conjunction with attached drawing.In the accompanying drawings：
Fig. 1 is the flow chart according to the block chain point domain method of an embodiment of the present disclosure；And
Fig. 2 is the flow chart according to the cross-domain data synchronization mechanism of an embodiment of the present disclosure.
Specific implementation mode
In the following, by refer to the attached drawing, detailed description divides domain method according to the block chain of an embodiment of the present disclosure.
Fig. 1 is the flow chart according to the block chain point domain method of an embodiment of the present disclosure.As shown in Figure 1, according to this
The block chain point domain method of open one embodiment includes the following steps：
S110, when block chain network is added in new node, the adjacent node connected from the new node obtains block chain domain
Information table, wherein the block chain domain information table includes informational table of nodes and point domain index parameter；
S120 is obtained from the block chain domain information table and is divided domain index parameter；
S130 judges whether to trigger point domain；
S140, by all nodes in the block chain network according to being divided to domain rule to assign in two different domains；
The new node is added in a domain of described two not same areas and updates the block chain domain information by S150
Table；
The updated block chain domain information table is published in the entire block chain network by S160；And
S170 completes the addition of the new node.
In the present embodiment, the block chain domain information table is present in each block chain network node, and includes section
Point information table and minute domain index parameter.In one exemplary embodiment, comprising in entire block chain in the informational table of nodes
Each node information status, and include following field：Node ID, node address, affiliated domain and adjacent node mark
Know.Described point of domain index parameter include but not limited to：The number of nodes of block chain network, the number of nodes in each domain, triggering point
The threshold parameter numerical value in domain and triggering divide the rule in domain.The threshold parameter for triggering point domain may include one or more of parameters.
In one exemplary embodiment, for example, the threshold parameter in triggering point domain includes the number of nodes of block chain network
n.In this case, judge whether that the step S130 for triggering point domain includes：When the number of nodes of the block chain network meets n
+1>When=w (wherein, n is the number of nodes of block chain network, and w is preset trigger criteria value), triggering divides domain.Work as new node
When block chain network is added, the adjacent node connected from the new node obtains block chain domain information table, then from the block
It is obtained in chain domain information table and divides domain index parameter.Divide domain index parameter according to described, if the number of nodes of block chain network is
Through reaching upper limit threshold, that is, the number of nodes of block chain network meets n+1>(wherein, n is the number of nodes of block chain network to=w
Amount, w are preset trigger criteria value), then show that the addition of the new node will trigger a point domain.
After triggering divides domain, all nodes of block chain network are divided to domain rule to be split to two not in same area according to certain.
" affiliated domain " field of different domains in the informational table of nodes of the block chain domain information table is embodied with different codes, together
When also embody node and the attaching information in domain.
In one exemplary embodiment, described point of domain rule may include：By all nodes of the block chain network
It sorts from small to large according to node ID, node ID is come into preceding 1/2 node as the first home domain, node ID is arranged
Rear 1/2 node as the second home domain.In this case, by all nodes in the block chain network according to dividing domain
Rule assigns to the step S140 in two different domains：By all nodes of the block chain network according to node ID from
It is small to sort to big；By node ID sequence in preceding 1/2 node assigns to the first home domain；And 1/2 after node ID is come
Node assign in the second home domain.
In one exemplary embodiment, the new node is added in a domain of described two not same areas and is updated
The step S150 of the block chain domain information table includes：The informational table of nodes for updating the block chain domain information table, makes institute
It is corresponding with the affiliated domain to state new node；And divide the number of nodes in each domain in the index parameter of domain described in update.
After each node of block chain network receives the newer block chain domain information table, acquisition divides field result, presses
According to triggering point domain rule and divide domain regular, verification triggering point domain and the reasonability for dividing field result are updated to this node if correct
Domain information table issue correction message, handled according to consensus rules between node as wrong.
Therefore, in one exemplary embodiment, the updated block chain domain information table is being published to entire institute
After stating the step S160 in block chain network, before the addition S170 for completing the new node, the method further includes：Institute
The each node for stating block chain network receives the updated block chain domain information table and obtains point field result；Check triggering point
Domain and the reasonability for dividing field result, wherein if rationally, updating the block chain domain information table of this node.
After dividing domain, if the node of block chain receive P2P broadcast message and common recognition mechanism message, by affiliated domain every
Broadcast the message from P2P and know together mechanism message, and mechanism message that P2P is broadcast the message and known together is limited in affiliated domain.
The informational table of nodes in block chain domain information table is read when news release node is issued, only by news release to the affiliated domain of this node
Interior each node.
After dividing domain, if the node of block chain receives the newly-increased block number of block chain according to this and updated block chain domain is believed
Table is ceased, then carries out cross-domain synchronization, newly-increased block chain data and updated block chain domain information table is diffused into entire area
Block chain and preserve completely newly-increased block chain data and updated block chain domain information table pair in each node of block chain
This.
The case where for needing to carry out cross-domain synchrodata, can be realized according to certain mechanism.For example, data synchronize
The informational table of nodes in node reading domain information table is initiated, the transmission in domain is diffused transmission to the node in this domain, cross-domain
Transmission choose a cross-domain node and sent, after cross-domain node is properly received, return to confirmation message, it is expired not receive really
Recognize message and then initiate node selection another cross-domain node and sent, until being successfully transmitted to cross-domain node, later by cross-domain
Node carries out the diffusion of data synchronization in this domain.
Fig. 2 is the flow chart according to the cross-domain data synchronization mechanism of an embodiment of the present disclosure.As shown in Fig. 2, will update
The step S160 that the block chain domain information table afterwards is published in the entire block chain network may further include：Data
The synchronous informational table of nodes initiated in node reading block chain domain information table；Choose the node in domain belonging to second and to the node
Send synchrodata；After the node in domain belonging to described second is properly received synchrodata, confirmation message is returned；If the number
The confirmation message is received according to synchronous node of initiating, then synchronizes the data in domain belonging to described second；If the data
Synchronous node of initiating does not receive the confirmation message, then the data synchronize initiate second described in node selection belonging to domain it is another
One node simultaneously sends synchrodata to the node；Data synchronization is carried out in domain belonging to described second；And it repeats above-mentioned
Step synchronizes until completing data on entire block chain.
In accordance with an embodiment of the present disclosure, a kind of block chain node point domain method is provided.Divide domain in the block chain node
In method, point domain is triggered when reaching point domain condition, in all node divisions to two domains.If subdomain reaches point domain condition
Triggering divides domain again.Data block carries out cross-domain synchronized update when updating, and ensures that each node of entire block chain retains full dose data
Block.
The block chain that the disclosure provides divides area mechanism, and when block chain number of nodes reaches certain scale, whole nodes pass through
In the partition to two domains of certain mechanism, broadcast, common recognition algorithm message between node are limited in this domain, do not expand to other domains,
But data block is subjected to cross-domain synchronization when new book keeping operation occurs, if follow-up subdomain node size reaches a point domain standard, will be carried out
Divide domain again.Achieve the purpose that reduce network flow by point domain, mitigate node calculation amount.
The method that embodiment of the disclosure is provided is not intrinsic with any certain computer, virtual system or miscellaneous equipment
It is related.Various general-purpose systems can also be used together with teaching based on this.As described above, this kind of system institute is constructed
It is required that structure be obvious.In addition, the disclosure is not also directed to any certain programmed language.It should be understood that can utilize
Various programming languages realize content of this disclosure described here, and the description done above to language-specific is to disclose
The preferred forms of the disclosure.
In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the disclosure
Example can be put into practice without these specific details.In some instances, well known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this description.
Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of each inventive aspect,
Above in the description of the exemplary embodiment of the disclosure, each feature of the disclosure is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：It is i.e. required to protect
The disclosure of shield requires features more more than the feature being expressly recited in each claim.More precisely, as following
Claims reflect as, inventive aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following specific implementation mode are expressly incorporated in the specific implementation mode, wherein each claim itself
All as the separate embodiments of the disclosure.
Those skilled in the art, which are appreciated that, to carry out adaptively the module in the device in embodiment
Change and they are arranged in the one or more devices different from the embodiment.It can be several modules in embodiment
It is combined into a module or unit or component, and multiple submodule or subelement or sub-component can be divided into addition.
Other than such feature and/or at least some of process or module exclude each other, any combinations pair may be used
All features disclosed in this specification (including adjoint claim, abstract and attached drawing) and so disclosed any method
Or all processes or unit of equipment are combined.Unless expressly stated otherwise, this specification (including want by adjoint right
Ask, make a summary and attached drawing) disclosed in each feature can be replaced by providing identical, equivalent or similar purpose alternative features.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included certain features rather than other feature, but the combination of the feature of different embodiments means to be in the disclosure
Within the scope of and form different embodiments.For example, in detail in the claims, embodiment claimed it is one of arbitrary
It mode can use in any combination.
Each device embodiment of the disclosure can be with hardware realization, or to run on one or more processors
Software module realize, or realized with combination thereof.It will be understood by those of skill in the art that can use in practice
Microprocessor or digital signal processor (DSP) realize some or all moulds in the device according to the embodiment of the present disclosure
The some or all functions of block.The disclosure is also implemented as the part or complete for executing method as described herein
The program of device (for example, computer program and computer program product) in portion.It is such to realize that the program of the disclosure store
It on a computer-readable medium, or can be with the form of one or more signal.Such signal can be from internet
It downloads and obtains on website, either provide on carrier signal or provide in any other forms.
For example, the method that embodiment of the disclosure is provided can be run on an electronic device.The electronic equipment is traditionally
Including processor and with the computer program product or computer-readable medium of form of memory.Memory can such as be dodged
It deposits, the electronic memory of EEPROM (electrically erasable programmable read-only memory), EPROM, hard disk or ROM etc.Memory
Memory space with the program code for executing any method and step in the above method.For example, for program code
Memory space may include each program code for being respectively used to realize the various steps in above method.These program codes
This one or more computer program product can be read or is written to from one or more computer program product
In.These computer program products include such as hard disk, and the program code of compact-disc (CD), storage card or floppy disk etc carries
Body.Such computer program product is usually portable or static memory cell.The storage unit can have and service
Memory paragraph, memory space of memory similar arrangement in device etc..Program code can for example be compressed in a suitable form.It is logical
Often, storage unit includes computer-readable code, you can with the code read by processor for example such as etc, these codes
When being run by server, the server is caused to execute each step in method described above.
In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the disclosure
Example can be put into practice without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this description.
The disclosure is limited it should be noted that above-described embodiment illustrates rather than the disclosure, and ability
Field technique personnel can design alternative embodiment without departing from the scope of the appended claims.In the claims,
Any reference mark between bracket should not be configured to limitations on claims.Word "comprising" does not exclude the presence of not
Element or step listed in the claims.Word "a" or "an" before element does not exclude the presence of multiple such
Element.The disclosure can be by means of including the hardware of several different elements and being come by means of properly programmed computer real
It is existing.In the unit claims listing several devices, several in these devices can be by the same hardware branch
To embody.The use of word first, second, and third does not indicate that any sequence.These words can be explained and be run after fame
Claim.
Furthermore, it should also be noted that the language used in this specification primarily to readable and introduction purpose and select
It selects, rather than is selected to explain or limit the theme of the disclosure.Therefore, without departing from the appended claims
In the case of scope and spirit, many modifications and changes are all apparent for those skilled in the art
's.For the scope of the present disclosure, the disclosure that the disclosure is done be it is illustrative and not restrictive, the scope of the present disclosure by
The appended claims limit.
Claims (9)
1. a kind of block chain divides domain method, include the following steps：
When block chain network is added in new node, the adjacent node connected from the new node obtains block chain domain information table,
In, the block chain domain information table includes informational table of nodes and point domain index parameter；
It is obtained from the block chain domain information table and divides domain index parameter；
Judge whether to trigger point domain；
By all nodes in the block chain network according to being divided to domain rule to assign in two different domains；
The new node is added in a domain of described two not same areas and updates the block chain domain information table；
The updated block chain domain information table is published in the entire block chain network；And
Complete the addition of the new node.
2. according to the method described in claim 1, wherein, the informational table of nodes includes following field：Node ID, node
Location, affiliated domain and adjacent node mark.
3. according to the method described in claim 2, wherein, described point of domain index parameter includes：The number of nodes of block chain network,
The number of nodes in each domain, the threshold parameter numerical value for triggering point domain and triggering divide the rule in domain.
4. according to the method described in claim 3, wherein, the step of judging whether triggering point domain, includes：
When the number of nodes of the block chain network meets n+1>When=w, triggering divides domain, wherein n is the node of block chain network
Quantity, w are preset trigger criteria value.
5. according to the method described in claim 3, wherein, described point of domain rule includes：By all sections of the block chain network
Point sorts from small to large according to node ID, and node ID is come preceding 1/2 node as the first home domain, by node ID
Rear 1/2 node is come as the second home domain.
6. according to the method described in claim 3, wherein, by all nodes in the block chain network according to dividing domain rule point
Step in the domain different to two includes：
All nodes of the block chain network are sorted from small to large according to node ID；
By node ID sequence in preceding 1/2 node assigns to the first home domain；And
The node that node ID is come to rear 1/2 is assigned in the second home domain.
7. according to the method described in claim 3, wherein, the new node is added in a domain of described two not same areas
And the step of updating the block chain domain information table, includes：
The informational table of nodes for updating the block chain domain information table keeps the new node corresponding with the affiliated domain；And
Divide the number of nodes in each domain in the index parameter of domain described in update.
8. according to the method described in claim 3, wherein, the updated block chain domain information table is being published to entire institute
After stating the step in block chain network, before the addition for completing the new node, the method further includes：
Each node of the block chain network, which receives the updated block chain domain information table and obtains, divides field result；And
It checks triggering point domain and divides the reasonability of field result, wherein if rationally, updating the block chain domain information of this node
Table.
9. according to the method described in claim 3, wherein, the updated block chain domain information table is published to entire described
Step in block chain network further comprises：
Data synchronize the informational table of nodes initiated in node reading block chain domain information table；
It chooses the node in domain belonging to second and sends synchrodata to the node；
After the node in domain belonging to described second is properly received synchrodata, confirmation message is returned；
If the data synchronize initiation, node receives the confirmation message, and the number is synchronized in domain belonging to described second
According to；
If the data synchronize initiation node and do not receive the confirmation message, the data, which synchronize, initiates node selection institute
It states another node in domain belonging to second and sends synchrodata to the node；
Data synchronization is carried out in domain belonging to described second；And
It repeats the above steps, is synchronized until completing data on entire block chain.
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| CN109286685A (en) * | 2018-11-21 | 2019-01-29 | 北京蓝石环球区块链科技有限公司 | The system architecture of the more subchains of main chain adduction row of subchain can be expanded |
| CN109857805A (en) * | 2018-12-27 | 2019-06-07 | 重庆小雨点小额贷款有限公司 | Date storage method, relevant device and storage medium based on block chain |
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| CN110225110A (en) * | 2019-06-06 | 2019-09-10 | 深圳前海微众银行股份有限公司 | The method for splitting and device of a kind of block chain group |
| CN110417897A (en) * | 2019-07-31 | 2019-11-05 | 中国联合网络通信集团有限公司 | A kind of block chain divides domain triggering method, block chain node device and terminal |
| CN111223227A (en) * | 2018-11-26 | 2020-06-02 | 腾讯科技（深圳）有限公司 | Target user screening method and device |
| CN111510309A (en) * | 2020-04-08 | 2020-08-07 | 深圳大学 | Block chain data transmission method, device, equipment and computer readable storage medium |
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