CN109241054A - A kind of multimodal data library system, implementation method and server - Google Patents
A kind of multimodal data library system, implementation method and server Download PDFInfo
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Abstract
The invention discloses a kind of multimodal data library system, implementation method and servers.The multimodal data library system is divided into network front end layer, command interface layer, middleware layer and storage engines layer.Network front end layer is responsible for carrying out authentication and scope check to client；Command interface layer provides a variety of data model command interfaces for client, the data of corresponding model can be stored and processed by these command interfaces, command interface layer includes relational model command interface, document model command interface, graph model command interface and key-value model command interface；The major function of middle layer is to select suitable storage engines according to the order and data model of client.Storage engines layer includes relational database storage engines and non-relational database storage engines, by integrating different storage engines, most suitable storage format is selected for the data of different models, unified command interface is provided for client in network front end layer, facilitates the use of client.
Description
Technical field
The present invention relates to database technical fields, more particularly to mostly a kind of multimodal data library system, implementation method and
Server.
Background technique
Some business data are stored using traditional relational has had already appeared difficulty.Traditional relational is not square
Just it disposes in the cluster, so that inconvenient be extended Database Systems, so there are various non-relational databases,
Referred to as NoSQL database, in general, the solution based on NoSQL provide a kind of powerful, expansible data storage
Scheme primarily now has the NoSQL database of following data model:
Key/value database: data model is reduced to a simple Hash table, wherein including key/value pair.It usually holds
It is easily distributed on multiple servers.
Database towards column: data are stored as providing more flexibility the column with simple aggregation.
Document database: wherein data model is made of collection of document, wherein each individually document can have it is multiple
Field is without mode with definition.
Chart database: wherein data model is made of the side vertex interconnected by creating abundant graph structure.
The characteristics of these NoSQL databases have its own and limitation.Although present NoSQL has obtained widely answering
With, but because the such unified sql command operating language of not related database, it is same can not also to provide relational database
Ease for use, so that the use of these databases is limited by very large.
Present enterprise is usually marriage relation database and NoSQL database to store business data, still, such enterprise
Multitype database must be just selected when storing data, certainly will lead to the waste of server resource, increase the service of enterprise
Device cost.Business data dispersion is stored in different databases, is also unfavorable for carrying out data unified management and audit,
So needing to develop a kind of multimodal data library that can store a variety of data models.
The entitled database management systems of Publication No. CN107025134A application and the method for compatible multitype database
Patent provides a kind of database management systems, when solving database management systems support multitype database in the prior art,
Need individually to develop the low problem of development efficiency caused by a set of task flow and task for newly-increased type of database, this is
System does not account for the storage problem of non-relational database based on existing relational database.
A kind of data-base cluster for mixing a variety of heterogeneous data sources of Publication No. CN104484472 A and implementation method it is special
Benefit, provides a kind of data-base cluster for mixing a variety of heterogeneous data sources, and major function is the number in a variety of heterogeneous data sources
Interaction data is built according to library cluster, unified data command interface is not provided for upper-layer client end.
The patent of the entitled hybrid database storage model of 104063372 A application of Publication No. CN proposes a kind of mixed
Close database storage model.Its Data Integration layer encapsulates relation data storage and the storage of non-relation data, the integration of this storage model
The accurate query semantics of cdr structure type and the lateral expandable type of non-structural type data, are more suitable for the big number based on cloud computing
According to storage and analysis, be conducive to improve search efficiency, it is contemplated that multimodal data storage problem, but without providing system for client
One interface does not clearly state the relationship between multimodal data.
The realization side of the entitled integrated interface for supporting multi-type database operation of Publication No. CN104573115A application
The patent of method and system discloses the realization method and system for supporting the integrated interface of multi-type database operation, and the invention can
To weaken the coupling of application item and database, project is promoted to decouple, extended more flexible；It is avoided simultaneously for researching and developing people
The rigors of the database field knowledge of member, but this patent does not illustrate the problem of how data of other models store.
Summary of the invention
In view of the problems of the existing technology, the embodiment of the invention provides a kind of multimodal data library systems, realization side
Method and server must select multitype database storing data to lead to server resource for solving enterprise in the prior art
The problem of wasting, increasing the server cost of enterprise.
For achieving the above object, on the one hand, the present invention provides a kind of multimodal data library system, the multimodal data
Library can store the data of a variety of models, including network front end layer, command interface layer, middleware layer and storage engines layer；
The network front end layer checks the order of client for carrying out ID card verification and scope check to client
Type, and the command interface of corresponding model is selected, meanwhile, phase is arranged in the data transmission between client and multimodal data library
The network parameter answered；
The command interface layer passes through the order of a variety of models for providing the command interface of a variety of models for client
Interface operates the data of a variety of models；
The middleware layer, for turning the command interface of models a variety of in command interface layer according to preset corresponding relationship
It is melted into unified command interface, unified storage engines calling interface is provided for command interface layer, is connect according to the order of client
Mouth type and data model select corresponding storage engines；
The storage engines layer is deposited for storing the data of different models according to the selection of the data of different models accordingly
Store up engine；It specifically includes the non-relational database storage engines for storing unstructured data and is used for structured data
Relational database storage engines.
Second aspect, the present invention provide a kind of implementation method of multimodal data library system, including；
Network front end layer receives authentication and the scope check of client, checks the command type of client, and select
The command interface of corresponding model, meanwhile, corresponding network ginseng is arranged in the data transmission between client and multimodal data library
Number；
Command interface layer provides the command interface of a variety of models for client, by the command interface of a variety of models to a variety of
The data of model are operated；
The command interface of models a variety of in command interface layer is converted to unification according to preset corresponding relationship by middleware layer
Command interface, unified storage engines calling interface is provided for command interface layer, according to the command interface type of client and
Data model selects corresponding storage engines；
Storage engines layer stores the data of different models, selects corresponding storage engines according to the data of different models；Tool
Body includes the non-relational database storage engines for storing unstructured data and the relationship number for structured data
According to library storage engines.
The third aspect, the present invention provide a kind of server, including memory, processor and storage are on a memory and can be
The computer program run on processor, the processor perform the steps of when executing described program
Network front end layer receives authentication and the scope check of client, checks the command type of client, and select
The command interface of corresponding model, meanwhile, corresponding network ginseng is arranged in the data transmission between client and multimodal data library
Number；
Command interface layer provides the command interface of a variety of models for client, by the command interface of a variety of models to a variety of
The data of model are operated；
The command interface of models a variety of in command interface layer is converted to unification according to preset corresponding relationship by middleware layer
Command interface, unified storage engines calling interface is provided for command interface layer, according to the command interface type of client and
Data model selects corresponding storage engines；
Storage engines layer selects corresponding storage engines to store the data of different models according to the data of different models；Specifically
Including the non-relational database storage engines for storing unstructured data and for the relation data of structured data
Library storage engines.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
The embodiment of the present invention provides a kind of multimodal data library system, implementation method and server, the multimodal data
Library can store the data of a variety of models, provide a kind of unified database for the data that user stores a variety of models, while being visitor
Family end provides a variety of command interfaces, can store and process to the data of a variety of models, enterprise no longer needs to dispose a variety of numbers
According to library, lower deployment cost and maintenance cost can be saved, because different databases is all to need administrator, solve mesh
Preceding enterprise must select multitype database storing data to lead to the waste of server resource, increase asking for the server cost of enterprise
Topic.
In addition, the storage engines layer of the system is a software encapsulation layer, bottom encapsulates the relation data inventory of open source
The non-relational database storage engines of engine and open source are stored up, suitable bottom storage engines can be selected according to data model, led to
The command interface for crossing a variety of models operates the data of a variety of models；During the command interface and data model of client pass through
Between part layer call the corresponding database storage engines of bottom, facilitate the use of client so that user do not need oneself selection phase
The storage engines answered, this improves the efficiency of data storage and processing, solve causes to deposit because of the selection of user's mistake
The problem of storing up inefficiency.
Detailed description of the invention
Fig. 1 is the multimodal data library system structure diagram that the embodiment of the present invention one provides；
Fig. 2 is multimodal data library and client protocol interaction schematic diagram；
Fig. 3 is the implementation method flow diagram of multimodal data library provided by Embodiment 2 of the present invention system；
Fig. 4 is the server architecture schematic diagram that the embodiment of the present invention three provides.
Specific embodiment
A specific embodiment of the invention is described with reference to the accompanying drawing, preferably so as to those skilled in the art
Understand the present invention.Requiring particular attention is that in the following description, when known function and the detailed description of design perhaps
When can desalinate main contents of the invention, these descriptions will be ignored herein.
Embodiment one
In order to solve the waste that enterprise in the prior art must select multitype database storing data to lead to server resource,
The problem of increasing the server cost of enterprise.The present invention designs and develops a kind of Database Systems that can store multimodal data,
The command operation interface of a variety of data models is provided for client, it is suitable that multimodal data library can be selected according to data model type
Storage engines, optimization data storage efficiency, facilitate client that a variety of data models are uniformly processed.
The embodiment of the invention provides a kind of multimodal data library system, the multimodal data library that this example provides is one
The product that relational database technology, non-relational database technology and middleware Technology are combined.As shown in Figure 1, a kind of more
Model data base system, the multimodal data library can store the data of a variety of models, which uses level
Architectural framework, including network front end layer, command interface layer, middleware layer and storage engines layer；
The network front end layer checks the order of client for carrying out ID card verification and scope check to client
Type, and the command interface of corresponding model is selected, meanwhile, phase is arranged in the data transmission between client and multimodal data library
The network parameter answered；
Multimodal data library server front end is the network front end layer of Database Systems, and client connects multimodal data library
When, multimodal data can carry out ID card verification, scope check to client by network front end layer first, check client
The command type at end selects suitable model command interface, the data transmission setting between client and multimodal data library
Suitable network parameter.
The command interface layer passes through the order of a variety of models for providing the command interface of a variety of models for client
Interface operates the data of a variety of models；Command interface layer mainly includes following command interface:
Relational model command interface: relational model is model used in relational database, this interface is client storage
Structural data provides command interface, generally uses SQL as the interactive command between database and client in relational database；
Shelves model command interface: in document model, data are made of collection of document, wherein each individually document can be with
With multiple fields without with mode predetermined, this command interface can allow client to store and access document model
Data；
Graph model command interface: in diagram data model, data are interconnected by the side by creating abundant graph structure
Vertex composition, by this command interface, client can store the data acquisition system with abundant relationship；
Key-value model command interface: in key-value model, data are reduced to a simple Hash table, wherein including
Key/value pair.It is typically easy to be distributed on multiple servers.This command interface can allow user to store simple structuring number
According to.
The middleware layer, for turning the command interface of models a variety of in command interface layer according to preset corresponding relationship
It is melted into unified command interface, unified storage engines calling interface is provided for command interface layer, is connect according to the order of client
Mouth type and data model select corresponding storage engines；Wherein, preset corresponding relationship is specifically such as table 1:
Table 1
| Relational model | Document model | Graph model | Key-value model |
| Table | Set | Vertex and side class | Bucket |
| Row | Document | Vertex | Key-value pair |
| Column | Key-value pair | Vertex and side attribute | It is unavailable |
| Relationship | It is unavailable | Side | It is unavailable |
As seen from the above table, the table in relational model corresponds to the interface in document model, vertex and side in graph model
Bucket in class and key-value model；
Row in relational model corresponds to document, the vertex in graph model and the key in key-value model in document model
Value pair；
Column in relational model correspond to key-value pair, the vertex in graph model and side attribute in document model but in keys
It is worth in model, without corresponding concept；
Relationship in relational model corresponds to the side in graph model.But it is all not right therewith in document and key-value model
The concept answered.
Middleware layer is exactly that unified multi-model command interface is provided for client using relationship as above, is a variety of models
Command interface unified storage engines call result is provided.
Middleware layer provides unified storage engines interface for the command interface of a variety of models in upper layer, and middleware layer is according to upper
The command interface type and data model of layer client select suitable suitable storage engines, the relational model in command interface layer
Interface, document model interface, graph model command interface and key-value model interface can be according to transformations above at relationship
Model interface, the concept of other models can be converted to the concept in opposite relational model, unified order provided for upper layer
Interface.It is the multimodal data library for using SQL to provide as its command interaction interface, this example in relational model database
Following these types of statement type: data definition statement, data manipulation sentence, transaction and locking statement, copy-statement is supported to prepare
SQL statement grammer, compound statement syntax, data base administration sentence, effectiveness declarative statement.
The function of middleware layer is exactly the data manipulation for other models as the SQL interface relational model data, this
Sample upper-layer client end is just only needed through this interface and the interaction of multimodal data library.
The benefit in the multimodal data library provided by this mode of middleware is that client is not required to it is to be understood that multi-model number
According to a variety of concepts, it is only necessary to multimodal data library as be relational database known to it can, multimodal data
Library is to select suitable model command interface and the suitable storage engines of bottom according to the data model of client.
The storage engines layer is deposited for storing the data of different models according to the selection of the data of different models accordingly
Store up engine；It specifically includes the non-relational database storage engines for storing unstructured data and is used for structured data
Relational database storage engines.
Big convenience is improved by integrating a variety of storage engines, for data storage in the multimodal data library that this example provides.
The data of every kind of model need the format stored and other models be it is different, by using multimodal data library, client
It no longer needs oneself to select suitable storage engines for data.
Include non-relational database engine and Relational Data Engine in storage engines layer, passes through storage engines layer, multi-model
Database is that the data of every kind of model select most suitable storage engines, and client is facilitated the more to plant storage and the pipe of model data
Reason.
Multimodal data library middleware can call storage engines layer after the order and data model of analysis client
Storage engines, the storage engines of non-relational database storage engines and relational database storage engines therein all using open source are soft
Part can integrate multiple database engines in this way, in conjunction with the advantages of non-relational database and relational database.
Multimodal data library system and its client interactive process:
Client is the agency of user's operation multimodal data, the interaction between client and multimodal data library server
Process, as shown in Figure 2, the specific steps are as follows:
Step 1: client is established socket with multimodal data library server and is connected；
Step 2: multimodal data library server sends handshake packet to client；
Step 3: after client receives handshake packet, return authentication data packet gives multimodal data library server.
Step 4: after multimodal data library server receives certification packet, client being verified, return authentication result
To client.
Step 5: passing through step 1 to 4, client and multimodal data library server have built up connection, then client
Send commands to multimodal data library server.
Step 6: multimodal data library server receives the command request of client, then handles, finally returns to result
To client.
By above step, multimodal data library can be verified client, the user's ability being only verified
Carry out command operation.By above step, client can also exchange its ability with multimodal data library, be the biography of later commands
Optimization is sent to provide foundation.
Based on the same inventive concept, this application provides the corresponding method of embodiment one, detailed in Example two.
Embodiment two
Corresponding to embodiment one, a kind of implementation method of multimodal data library system is present embodiments provided, such as Fig. 3 institute
Show, including；
Network front end layer receives authentication and the scope check of client, checks the command type of client, and select
The command interface of corresponding model, meanwhile, corresponding network ginseng is arranged in the data transmission between client and multimodal data library
Number；
Command interface layer provides the command interface of a variety of models for client, by the command interface of a variety of models to a variety of
The data of model are operated；
The command interface of models a variety of in command interface layer is converted to unification according to preset corresponding relationship by middleware layer
Command interface, unified storage engines calling interface is provided for command interface layer, according to the command interface type of client and
Data model selects corresponding storage engines；
Storage engines layer selects corresponding storage engines to store the data of different models according to the data of different models；Specifically
Including the non-relational database storage engines for storing unstructured data and for the relation data of structured data
Library storage engines.
Since the method that the present embodiment is introduced is to implement a kind of security audit system of database in the embodiment of the present application one
Method used by uniting, so based on system described in the embodiment of the present application one, those skilled in the art can be much of that
The specific embodiment and its various change form of the method for the present embodiment are solved, so how to realize this for the system herein
Method in application embodiment is no longer discussed in detail.As long as those skilled in the art implement the system in the embodiment of the present application
Used method belongs to the range to be protected of the application.
Based on the same inventive concept, this application provides the corresponding server of embodiment one, detailed in Example three.
Embodiment three
The present embodiment provides a kind of servers, as shown in figure 4, including memory, processor and storing on a memory simultaneously
The computer program that can be run on a processor, the processor perform the steps of when executing described program
Network front end layer receives authentication and the scope check of client, checks the command type of client, and select
The command interface of corresponding model, meanwhile, corresponding network ginseng is arranged in the data transmission between client and multimodal data library
Number；
Command interface layer provides the command interface of a variety of models for client, by the command interface of a variety of models to a variety of
The data of model are operated；
The command interface of models a variety of in command interface layer is converted to unification according to preset corresponding relationship by middleware layer
Command interface, unified storage engines calling interface is provided for command interface layer, according to the command interface type of client and
Data model selects corresponding storage engines；
Storage engines layer selects corresponding storage engines to store the data of different models according to the data of different models；Specifically
Including the non-relational database storage engines for storing unstructured data and for the relation data of structured data
Library storage engines.
In the specific implementation process, when processor executes computer program, any embodiment party in embodiment one may be implemented
Formula.
Since the server that the present embodiment is introduced is a kind of multimodal data library system in implementation the embodiment of the present application one
Used equipment, so based on system described in the embodiment of the present application one, those skilled in the art can understand
The specific embodiment of the server of the present embodiment and its various change form, so how to be realized for the server herein
Method in the embodiment of the present application is no longer discussed in detail.As long as those skilled in the art implement
Equipment used by uniting, belongs to the range to be protected of the application.
In the specific implementation process, when which is executed by processor, any reality in embodiment one may be implemented
Apply mode.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide system, implementation method or computer journey
Sequence product.Therefore, complete hardware embodiment, complete software embodiment or combining software and hardware aspects can be used in the present invention
The form of embodiment.Moreover, it wherein includes the calculating of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in machine usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Although the illustrative specific embodiment of the present invention is described above, in order to the technology of the art
Personnel understand the present invention, it should be apparent that the present invention is not limited to the range of specific embodiment, to the common skill of the art
For art personnel, if various change the attached claims limit and determine the spirit and scope of the present invention in, these
Variation is it will be apparent that all utilize the innovation and creation of present inventive concept in the column of protection.
Claims (5)
1. a kind of multimodal data library system, the multimodal data library can store the data of a variety of models, which is characterized in that this is
System includes network front end layer, command interface layer, middleware layer and storage engines layer；
The network front end layer, for checking the command type of client to client progress ID card verification and scope check,
And the command interface of corresponding model is selected, meanwhile, the data transmission setting between client and multimodal data library is corresponding
Network parameter；
The command interface layer passes through the command interface of a variety of models for providing the command interface of a variety of models for client
The data of a variety of models are operated；
The middleware layer, for the command interface of models a variety of in command interface layer to be converted to according to preset corresponding relationship
Unified command interface provides unified storage engines calling interface for command interface layer, according to the command interface class of client
Type and data model select corresponding storage engines；
The storage engines layer, for selecting corresponding storage engines to store the numbers of different models according to the data of different models
According to；Specifically include non-relational database storage engines for storing unstructured data and for the pass of structured data
It is database storage engines.
2. multimodal data library according to claim 1 system, which is characterized in that the command interface layer includes:
Relational model command interface: relational model is model used in relational database, this interface is client storage organization
Change data and command interface is provided, generally uses SQL as the interactive command between database and client in relational database；
Shelves model command interface: in document model, data are made of collection of document, wherein each individually document can have
For multiple fields without with mode predetermined, this command interface can allow client to store and access the number of document model
According to；
Graph model command interface: in diagram data model, data are by the side vertex interconnected by creating abundant graph structure
Composition, by this command interface, client can store the data acquisition system with abundant relationship；
Key-value model command interface: in key-value model, data are reduced to a simple Hash table, wherein including key/value
It is right.It is typically easy to be distributed on multiple servers.This command interface can allow user to store simple structural data.
3. multimodal data library according to claim 2 system, which is characterized in that the middleware layer is by command interface layer
In the command interfaces of a variety of models be converted to relational model interface according to preset corresponding relationship；Wherein, preset corresponding relationship
It is specific as follows:
Table in relational model is corresponding in the interface in document model, the vertex in graph model and side class and key-value model
Bucket；
Row in relational model corresponds to document, the vertex in graph model and the key assignments in key-value model in document model
It is right；
Column in relational model correspond to key-value pair, the vertex in graph model and side attribute in document model；In relational model
Relationship correspond to graph model in side.
4. a kind of implementation method of multimodal data library system, which is characterized in that including；
Network front end layer receives authentication and the scope check of client, checks the command type of client, and selects corresponding
The command interface of model, meanwhile, corresponding network parameter is arranged in the data transmission between client and multimodal data library；
Command interface layer provides the command interface of a variety of models for client, by the command interface of a variety of models to a variety of models
Data operated；
The command interface of models a variety of in command interface layer is converted to unified life according to preset corresponding relationship by middleware layer
Interface is enabled, unified storage engines calling interface is provided for command interface layer, according to the command interface type and data of client
Model selects corresponding storage engines；
Storage engines layer selects corresponding storage engines to store the data of different models according to the data of different models；It specifically includes
For storing the non-relational database storage engines of unstructured data and for the relation data inventory of structured data
Store up engine.
5. a kind of server, which is characterized in that including memory, processor and store on a memory and can transport on a processor
Capable computer program, the processor perform the steps of when executing described program
Network front end layer receives authentication and the scope check of client, checks the command type of client, and selects corresponding
The command interface of model, meanwhile, corresponding network parameter is arranged in the data transmission between client and multimodal data library；
Command interface layer provides the command interface of a variety of models for client, by the command interface of a variety of models to a variety of models
Data operated；
The command interface of models a variety of in command interface layer is converted to unified life according to preset corresponding relationship by middleware layer
Interface is enabled, unified storage engines calling interface is provided for command interface layer, according to the command interface type and data of client
Model selects corresponding storage engines；
Storage engines layer selects corresponding storage engines to store the data of different models according to the data of different models；It specifically includes
For storing the non-relational database storage engines of unstructured data and for the relation data inventory of structured data
Store up engine.
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| CN112950348A (en) * | 2021-02-05 | 2021-06-11 | 中国建设银行股份有限公司 | Flexible model assembling method and system based on main engine and sub engine |
| CN113486099A (en) * | 2021-06-23 | 2021-10-08 | 华泰证券股份有限公司 | Memory computing service framework and implementation system |
| CN115269561A (en) * | 2022-09-21 | 2022-11-01 | 国网智能电网研究院有限公司 | Hybrid database management method and device, hybrid database and electronic equipment |
| CN115994146A (en) * | 2023-03-22 | 2023-04-21 | 烟台云朵软件有限公司 | Hybrid data storage engine system, data storage method and access method |
| CN116775310A (en) * | 2023-07-31 | 2023-09-19 | 北京中泰华电科技有限公司 | Method for realizing fusion extension of multiple industrial real-time databases |
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| CN115269561B (en) * | 2022-09-21 | 2023-01-24 | 国网智能电网研究院有限公司 | Hybrid database management method and device, hybrid database and electronic equipment |
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