CN113886890A - Digital resource co-construction sharing method and device - Google Patents
Digital resource co-construction sharing method and device Download PDFInfo
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- CN113886890A CN113886890A CN202111384977.4A CN202111384977A CN113886890A CN 113886890 A CN113886890 A CN 113886890A CN 202111384977 A CN202111384977 A CN 202111384977A CN 113886890 A CN113886890 A CN 113886890A
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Abstract
The method is based on the design of three aspects of databases compatible with private chains and alliance chains, system architecture and a modular switching consensus algorithm, allows enterprises to construct a distributed architecture for data co-construction and sharing in the application scene of private clouds and public clouds, realizes that users on the upstream and downstream of internal and external and industrial chains participate in the construction of engineering design digital resources together, can ensure the efficient circulation of the digital resources of the enterprises, realizes the data co-construction and sharing among different main bodies of cross-region, cross-post and whole time, and effectively reduces the influence generated by the problems of information isolated island, data easy construction, data tampering and the like in the traditional digital resources of the enterprises.
Description
Technical Field
The present application relates to the field of data processing technologies, and in particular, to a method and an apparatus for sharing shared digital resources.
Background
The blockchain technology has the characteristics of data encryption, open autonomy, decentralization and the like, and has a certain value when being applied to services of digital resource collection, management, interaction, sharing and the like of enterprises at present. The block chain technology supports enterprise management and business personnel to verify and store enterprise data by using a chain data structure in a highly open and shared environment, produce and update the data by using a distributed node consensus algorithm, guarantee the security of data transmission and access by using an encryption algorithm, and perform programming and data operation by using an intelligent contract. According to different application scene requirements, the block chain can be divided into three types at present, namely a public chain, an alliance chain and a private chain, wherein the public chain is a block chain type which has no any limitation on participating nodes and is completely open, and the requirement of a consensus algorithm of the public chain on complete decentralization, high data throughput, high expansibility and high main node switching performance is met; the alliance chain is a block chain type which has limitation on participating nodes and focuses on privacy protection, and meets the requirement of weak centralization, high data throughput and high main node switching performance of an consensus algorithm of the alliance chain; the private chain is a block chain type which is not public and runs in a specific node range, and meets the requirement of a consensus algorithm of the private chain on the characteristics of high data throughput, high expansibility and high main node switching speed.
However, a great amount of high-precision geographic information data and engineering design result data are owned inside a survey design enterprise, but due to the difference of the existing standards, systems and management modes, the phenomenon of 'information islanding' of digital resources inside and between the upstream and the downstream of the survey design enterprise is serious, the requirements of safe storage, unified management, credible cooperation, free sharing and the like of the existing data resources are difficult to meet, the digitization progress of the enterprise is slow, and the high-efficiency development of the enterprise is seriously restricted. In addition, based on the development of new technologies such as BIM and GIS and the trend of applying digital technologies in the industry, the total quantity of various digital resources of a prospecting and designing enterprise is increased at a high speed, and the types of structured or unstructured data are increased continuously, so that great challenges are brought to the efficient management and safe use of the data. Based on the requirement of confidentiality, most enterprises are lack of a technical solution for data security and credibility, the existing digital resources are high in risk of being tampered and leaked, co-construction and sharing of the data resources are difficult to achieve in an open cloud environment, and a resource management mode has potential safety hazards.
Disclosure of Invention
In view of the above problems, the present application provides a method and an apparatus for sharing digital resources in a co-construction manner, so as to meet the requirement for sharing digital resources in a co-construction manner based on the internal and external industries of a survey design enterprise, so as to meet the distributed architecture and consensus algorithm of the private chain and the alliance chain, construct a digital resource co-construction sharing and reliable management system dedicated to the survey design enterprise, ensure the integrity, safety and credibility of the digital information acquisition and management and sharing process of the enterprise, reduce the information credibility, data storage safety and cooperative sharing cost in the digital transformation process of the enterprise, and have important theoretical and practical significance for the promotion of the digitization and intellectualization of the management level of the enterprise and the healthy development.
In order to achieve the above object, the present application provides the following technical solutions:
a digital resource co-construction sharing method is based on a block chain technology alliance chain node and private chain node data co-construction sharing data storage mechanism, and comprises the following steps:
receiving a co-construction sharing request sent by a user through the alliance link nodes, and accessing a plurality of data sources through a plurality of private link nodes, wherein the co-construction sharing request comprises a secret key and a private key input by the user;
based on the access systems of the private chain and the alliance chain and the data co-construction sharing requirements of different scenes, the block chain system based on the modularization switching to the consensus algorithm is realized;
and carrying out data sharing on the block chain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request.
Further, the data source comprises geographic information data, engineering data and specification regulation data, the data source is packaged according to a block form of adding a block body to a block head of a block chain, relevant data records are processed by an encryption algorithm, and a timestamp is added and then is connected with the block chain.
Furthermore, the time range can be expanded by storing data by using blocks with time stamps so as to verify various engineering-related data and ensure the accuracy of real-time recording.
Further, the method comprises the following steps:
under the private cloud state, a private chain user can participate in the co-construction sharing chain of the digital resources according to the requirement;
under the public cloud state, users of the alliance chain can participate in the co-construction sharing chain of the digital resources according to requirements.
A digital resource co-construction sharing device is based on a block chain technology alliance chain node and private chain node data co-construction sharing data storage mechanism, and comprises:
the first processing unit is used for receiving a co-construction sharing request sent by a user through the alliance link node, and accessing a plurality of data sources through a plurality of private link nodes, wherein the co-construction sharing request comprises a secret key and a private key input by the user;
the second processing unit is used for establishing sharing requirements based on the access systems of the private chain and the alliance chain and data of different scenes, and switching the block chain system based on modularization to the consensus algorithm;
and the third processing unit is used for carrying out data sharing on the block chain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request.
Further, the data source comprises geographic information data, engineering data and specification regulation data, the data source is packaged according to a block form of adding a block body to a block head of a block chain, relevant data records are processed by an encryption algorithm, and a timestamp is added and then is connected with the block chain.
Furthermore, the time range can be expanded by storing data by using blocks with time stamps so as to verify various engineering-related data and ensure the accuracy of real-time recording.
Further, the apparatus:
under the private cloud state, a private chain user can participate in the co-construction sharing chain of the digital resources according to the requirement;
under the public cloud state, users of the alliance chain can participate in the co-construction sharing chain of the digital resources according to requirements.
A storage medium comprising a stored program, wherein when the program runs, a device on which the storage medium is located is controlled to execute the digital resource co-construction sharing method.
An electronic device comprising at least one processor, and at least one memory, bus connected with the processor; the processor and the memory complete mutual communication through the bus; the processor is configured to call program instructions in the memory to perform the method for sharing shared digital resources as described above.
The method comprises the steps that a block chain technology-based alliance chain node and private chain link data co-construction shared data storage mechanism is adopted, the alliance chain node receives a co-construction shared request sent by a user, a plurality of private chain nodes access a plurality of data sources, and the co-construction shared request comprises a secret key and a private key input by the user; based on the access systems of the private chain and the alliance chain and the data co-construction sharing requirements of different scenes, the block chain system based on the modularization switching to the consensus algorithm is realized; and carrying out data sharing on the block chain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request. According to the embodiment of the application, based on the design of three aspects of a database, a system architecture and a modular switching consensus algorithm compatible with a private chain and a alliance chain, an enterprise is allowed to construct a distributed architecture for data co-construction and sharing in the application scene of a private cloud and a public cloud, the fact that users on the upstream and downstream of the internal and external industry chains participate in the construction of engineering design digital resources together is achieved, the efficient circulation of the enterprise digital resources can be guaranteed, the data co-construction and sharing among different main bodies across regions, posts and whole time periods is achieved, and the influence caused by the problems of information isolated island, data easy construction, data tampering and the like in the traditional enterprise digital resources is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic flowchart of a digital resource co-construction sharing method according to an embodiment of the present application;
fig. 2 is a schematic diagram of a block chain technology-based federation chain and private chain data co-construction shared data storage mechanism according to an embodiment of the present disclosure;
fig. 3 is a schematic diagram of a data co-construction sharing architecture based on the blockchain technique according to an embodiment of the present disclosure;
fig. 4 is a schematic diagram of a federation chain and private chain-based modularly switchable consensus algorithm system disclosed in an embodiment of the present application;
fig. 5 is a schematic structural diagram of a digital resource co-construction sharing apparatus according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of an electronic device disclosed in an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, a schematic flow chart of a digital resource co-construction sharing method according to an embodiment of the present application is shown. As shown in fig. 1, an embodiment of the present application provides a method for sharing digital resources together, where a federation chain node and a private chain node data share data storage mechanism based on a block chain technology (as shown in fig. 2) is provided, and the method includes the following steps:
s101: and receiving a co-construction sharing request sent by a user through the alliance link nodes, and accessing a plurality of data sources by a plurality of private link nodes, wherein the co-construction sharing request comprises a secret key and a private key input by the user.
In the embodiment of the application, based on a technical route of a federation chain and a private chain, in combination with technologies such as block chain distributed storage and consensus algorithm, an enterprise digital resource co-construction sharing and data credible device is constructed, and the device comprises a database based on a chain data block structure, a distributed system architecture, a consensus algorithm compatible with the private chain and the federation chain, and the like.
S102: based on the access systems of the private chain and the alliance chain and the data co-construction sharing requirements of different scenes, the block chain system based on the modularization switching to the consensus algorithm is provided.
In the embodiment of the application, the block chain database design is a distributed storage mode based on a block chain hash function and a chain data block structure, and the block chain database is built around designing massive digital resources of an enterprise, and is used for classifying and storing the digital resources in a refinement, precision and modularization mode. Specifically, the data source includes geographic information data, engineering data, and specification procedure data, and is packaged in a block form of a block head plus a block body of a block chain, and related data records are processed by an encryption algorithm and are connected with the block chain after being added with a timestamp.
It should be noted that, according to the characteristic that the blockchain is not tampered with, the data encryption and verification mechanism is based on the blockchain to ensure the credibility and storage security of the data. Meanwhile, the asymmetric encryption algorithm of the block chain technology and the distributed storage of multiple nodes ensure the security of the database, so that the characteristics of being incapable of being forged and being incapable of being tampered are realized.
Furthermore, the time range can be expanded by storing data by using blocks with time stamps, so that various engineering related data can be verified, and the accuracy of real-time recording is ensured. The database can record each data change, each node of the distributed system can record and verify the data change and other data records, the data change and other data records can be authenticated and recorded by the whole system after all the nodes are verified, the uniqueness of the data can be effectively guaranteed by the timestamp and the electronic signature, the dynamic management, data co-construction and resource sharing of external digital resources in a design enterprise can be realized by the operation mode, and the integration, management and analysis of enterprise data are more effective.
S103: and carrying out data sharing on the block chain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request.
In the embodiment of the application, a data co-construction sharing architecture based on a blockchain technology is shown in fig. 3, and a digital co-construction sharing system architecture compatible with a private chain and a public chain is constructed by using the advantages of a blockchain decentralized, distributed architecture, a consensus and incentive mechanism and an intelligent contract technology, wherein the system comprises a contract layer, a network layer, a data layer, an application layer and a consensus layer, so that dynamic management of digital resources of survey design enterprises is realized.
It should be noted that, based on the system architecture, based on the access system of the private chain and the alliance chain and the data co-establishment sharing requirements of different scenes, the system regards the co-establishment sharing of digital resources of a design enterprise as two types of modules of the private chain and the alliance chain based on a block chain system capable of modularly switching the consensus algorithm, and introduces the corresponding consensus algorithm based on the module characteristics, and the mechanism supports the algorithm to change after the module state is switched, as shown in fig. 4, not only supports users inside a design institute to participate in the co-establishment sharing chain of the digital resources according to the requirements under the private cloud state, but also supports users of the alliance chain to participate in the co-establishment sharing chain of the digital resources under the public cloud state.
Furthermore, it should be noted that different block chains are suitable for algorithms with different characteristics, and a user group requiring privacy and high security may use an alliance chain as an application platform and use an OBET algorithm as an consensus algorithm of the alliance chain; the user group with high transaction speed and high internal supervision degree can use the private chain as an application platform and adopt the KRaft algorithm as a consensus algorithm. In two access module systems, data verification and storage are carried out by using a digital signature, continuity of data is guaranteed by using a sharing mechanism, data circulation safety is guaranteed by using a matched encryption algorithm, and data management is realized by introducing an intelligent contract, so that design enterprises can be promoted to guarantee safety and credibility of digital resource data in an alliance chain environment, and free use and efficient sharing of digital resources in enterprises and upstream and downstream industrial chains are realized.
The embodiment of the application provides a digital resource co-construction sharing method, which is a block chain technology-based alliance chain node and private chain link data co-construction sharing data storage mechanism, and the method comprises the steps that a co-construction sharing request sent by a user is received through the alliance chain node, a plurality of private chain nodes access a plurality of data sources, and the co-construction sharing request comprises a secret key and a private key input by the user; based on the access systems of the private chain and the alliance chain and the data co-construction sharing requirements of different scenes, the block chain system based on the modularization switching to the consensus algorithm is realized; and carrying out data sharing on the block chain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request. According to the embodiment of the application, based on the design of three aspects of a database, a system architecture and a modular switching consensus algorithm compatible with a private chain and a alliance chain, an enterprise is allowed to construct a distributed architecture for data co-construction and sharing in the application scene of a private cloud and a public cloud, the fact that users on the upstream and downstream of the internal and external industry chains participate in the construction of engineering design digital resources together is achieved, the efficient circulation of the enterprise digital resources can be guaranteed, the data co-construction and sharing among different main bodies across regions, posts and whole time periods is achieved, and the influence caused by the problems of information isolated island, data easy construction, data tampering and the like in the traditional enterprise digital resources is effectively reduced.
Referring to fig. 5, a digital resource co-construction sharing method is disclosed based on the above embodiments, and this embodiment correspondingly discloses a digital resource co-construction sharing device, a block chain technology-based alliance chain node and private chain link point data co-construction sharing data storage mechanism, and the device includes:
a first processing unit 501, configured to receive, by the federation link node, a co-construction sharing request sent by a user, where the co-construction sharing request includes a secret key and a private key input by the user, and multiple private link nodes access multiple data sources;
the second processing unit 502 is configured to create a sharing requirement based on access systems of a private chain and a federation chain and data of different scenarios, and switch a blockchain system based on modularity to a consensus algorithm;
and a third processing unit 503, configured to perform data sharing on the blockchain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request.
Further, the data source comprises geographic information data, engineering data and specification regulation data, the data source is packaged according to a block form of adding a block body to a block head of a block chain, relevant data records are processed by an encryption algorithm, and a timestamp is added and then is connected with the block chain.
Furthermore, the time range can be expanded by storing data by using blocks with time stamps so as to verify various engineering-related data and ensure the accuracy of real-time recording.
Further, the apparatus:
under the private cloud state, a private chain user can participate in the co-construction sharing chain of the digital resources according to the requirement;
under the public cloud state, users of the alliance chain can participate in the co-construction sharing chain of the digital resources according to requirements.
The device for sharing the digital resources comprises a processor and a memory, wherein the first processing unit, the second processing unit, the third processing unit and the like are stored in the memory as program units, and the processor executes the program units stored in the memory to realize corresponding functions.
The processor comprises a kernel, and the kernel calls the corresponding program unit from the memory. The kernel can set up one or more, effectively promotes transformer substation equipment's vocal print fault detection efficiency through adjusting kernel parameter, reduces the manual work and patrols and examines the cost to promote the intelligent level that transformer substation equipment patrolled and examined comprehensively.
The embodiment of the application provides a storage medium, wherein a program is stored on the storage medium, and the program realizes the digital resource co-construction sharing method when being executed by a processor.
The embodiment of the application provides a processor, wherein the processor is used for running a program, and the program runs to execute the digital resource co-construction sharing method.
An electronic device 60 includes, as shown in fig. 6, at least one processor 601, at least one memory 602 connected to the processor, and a bus 603; the processor 601 and the memory 602 complete communication with each other through the bus 603; the processor 601 is used for calling the program instructions in the memory 602 to execute the above-mentioned digital resource co-construction sharing method.
The electronic device herein may be a server, a PC, a PAD, a mobile phone, etc.
The present application further provides a computer program product adapted to perform a program for initializing the following method steps when executed on a data processing device:
receiving a co-construction sharing request sent by a user through the alliance link nodes, and accessing a plurality of data sources through a plurality of private link nodes, wherein the co-construction sharing request comprises a secret key and a private key input by the user;
based on the access systems of the private chain and the alliance chain and the data co-construction sharing requirements of different scenes, the block chain system based on the modularization switching to the consensus algorithm is realized;
and carrying out data sharing on the block chain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request.
Further, the data source comprises geographic information data, engineering data and specification regulation data, the data source is packaged according to a block form of adding a block body to a block head of a block chain, relevant data records are processed by an encryption algorithm, and a timestamp is added and then is connected with the block chain.
Furthermore, the time range can be expanded by storing data by using blocks with time stamps so as to verify various engineering-related data and ensure the accuracy of real-time recording.
Further, the method comprises the following steps:
under the private cloud state, a private chain user can participate in the co-construction sharing chain of the digital resources according to the requirement;
under the public cloud state, users of the alliance chain can participate in the co-construction sharing chain of the digital resources according to requirements.
The present application is described in terms of flowcharts and/or block diagrams of methods, apparatus (systems), computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In a typical configuration, a device includes one or more processors (CPUs), memory, and a bus. The device may also include input/output interfaces, network interfaces, and the like.
The memory may include volatile memory in a computer readable medium, Random Access Memory (RAM) and/or nonvolatile memory such as Read Only Memory (ROM) or flash memory (flash RAM), and the memory includes at least one memory chip. The memory is an example of a computer-readable medium.
Computer-readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A digital resource co-construction sharing method is characterized in that a block chain technology-based alliance chain node and private chain node data co-construction sharing data storage mechanism comprises the following steps:
receiving a co-construction sharing request sent by a user through the alliance link nodes, and accessing a plurality of data sources through a plurality of private link nodes, wherein the co-construction sharing request comprises a secret key and a private key input by the user;
based on the access systems of the private chain and the alliance chain and the data co-construction sharing requirements of different scenes, the block chain system based on the modularization switching to the consensus algorithm is realized;
and carrying out data sharing on the block chain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request.
2. The method of claim 1, wherein the data sources include geographic information data, engineering data, and specification procedure data, and the data sources are packaged in block form of block header plus block of block chain, and the related data records are processed by encryption algorithm and are connected with the block chain after being added with time stamp.
3. The method of claim 2, wherein the extended time range is used to store data using time-stamped blocks to verify various engineering-related data to ensure accuracy of real-time recording.
4. Method according to claim 1, characterized in that it:
under the private cloud state, a private chain user can participate in the co-construction sharing chain of the digital resources according to the requirement;
under the public cloud state, users of the alliance chain can participate in the co-construction sharing chain of the digital resources according to requirements.
5. A digital resource co-construction sharing device is characterized in that a block chain technology-based alliance chain node and private chain link point data co-construction sharing data storage mechanism comprises:
the first processing unit is used for receiving a co-construction sharing request sent by a user through the alliance link node, and accessing a plurality of data sources through a plurality of private link nodes, wherein the co-construction sharing request comprises a secret key and a private key input by the user;
the second processing unit is used for establishing sharing requirements based on the access systems of the private chain and the alliance chain and data of different scenes, and switching the block chain system based on modularization to the consensus algorithm;
and the third processing unit is used for carrying out data sharing on the block chain system of the consensus algorithm according to the private key and the secret key in the co-construction sharing request.
6. The apparatus of claim 5, wherein the data sources comprise geographic information data, engineering data, and specification procedure data, and the data sources are packaged in block form of block header plus block of block chain, and the related data records are processed by encryption algorithm and are connected with the block chain after being added with time stamp.
7. The apparatus of claim 6, wherein the extended time range is used to store data using time-stamped blocks to verify various engineering related data to ensure accuracy of real-time recording.
8. The apparatus of claim 5, wherein the apparatus:
under the private cloud state, a private chain user can participate in the co-construction sharing chain of the digital resources according to the requirement;
under the public cloud state, users of the alliance chain can participate in the co-construction sharing chain of the digital resources according to requirements.
9. A storage medium, characterized in that the storage medium comprises a stored program, wherein when the program runs, a device on which the storage medium is located is controlled to execute the digital resource co-construction sharing method according to any one of claims 1 to 4.
10. An electronic device comprising at least one processor, and at least one memory, bus connected to the processor; the processor and the memory complete mutual communication through the bus; the processor is configured to call program instructions in the memory to perform the method of any one of claims 1 to 4.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115357581A (en) * | 2022-08-19 | 2022-11-18 | 筑智建科技(重庆)有限公司 | Distributed storage method for massive BIM data |
| WO2023173253A1 (en) * | 2022-03-14 | 2023-09-21 | 深圳技术大学 | Data sharing method and device in energy transaction process, and storage medium |
-
2021
- 2021-11-22 CN CN202111384977.4A patent/CN113886890A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023173253A1 (en) * | 2022-03-14 | 2023-09-21 | 深圳技术大学 | Data sharing method and device in energy transaction process, and storage medium |
| CN115357581A (en) * | 2022-08-19 | 2022-11-18 | 筑智建科技(重庆)有限公司 | Distributed storage method for massive BIM data |
| CN115357581B (en) * | 2022-08-19 | 2023-05-05 | 筑智建科技(重庆)有限公司 | Distributed storage method for massive BIM data |
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