JP6549537B2 - Service providing system and service providing method - Google Patents

Description

  The present invention relates to a service providing system and a service providing method for providing a service.

  With the development of information equipment and communication networks in recent years, data that can not be estimated at first can be handled, and the demand for data tends to be diversified. For example, in the B2B2X type service, after the service starts, the middle B to the left B may generate a request for service expansion or use resource addition. In addition, in a service using IoT (Internet of Things), there may be a request for following a new IoT device as the IoT device is improved or newly developed.

  A three-tiered architecture is known as a common way of layering applications. In a three-tiered architecture, the application comprises layers of presentation, business logic and data layers. Develop and maintain modules independently in each tier in a three-tiered architecture.

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  However, in the conventional application, there has been a problem that it is difficult to cope with service extension.

  Generally, since the control logic and data for providing services are encapsulated, it is necessary to respond to an increase in demand and data in an encapsulated unit including the control logic and data. is there. On the other hand, in a B2B2X type service or a service using IoT, it is preferable that the control logic and the data can be independently expanded in scale.

  In addition, in the prior art in which control logic and data for providing a service are encapsulated, there is a problem that cooperation with the existing system has to be considered in the extension of a new service, etc.

  Therefore, an object of the present invention is to provide a service providing system and a service providing method in which control logic and data can be independently scaled independently and can be easily linked with an existing system. .

  In order to solve the above problems, according to a first aspect of the present invention, there is provided a service that includes a logic processing system, a data control system connected to the logic processing system, and a data holding system connected to the data control system. It relates to the provision system. A logic processing system according to a first aspect of the present invention transmits, to a data control system, logic processing means for executing a logic for providing a service, and data items necessary for the execution of the logic, and acquiring it from the data control system. And data acquisition means for inputting the processed data to the logic processing means. The data control system transmits the logic processing system with reference to the method of accessing the data holding system, the storage device storing the definition data that associates the table identifier of the table held by the data holding system and the schema, and the definition data Query processing means for generating a query for acquiring data related to data items from the data holding system and transmitting the generated query to the data holding system, and logic for data acquired from the data holding system And a data control node comprising data transmission means for transmitting to the processing system. The data holding system is a storage device for storing table data for correlating data and data items necessary for execution of logic, and data transmitted from the storage device according to a query sent from the data control system. It includes a data holding node comprising query processing means for acquiring data on items and sending them to the data control system.

  The number of logic processing nodes, data control nodes and data holding nodes may be arbitrarily set according to the load in each system of the logic processing system, data control system and data holding system.

  The data holding system may include a plurality of data holding nodes, and the plurality of data holding nodes may cooperate to hold data necessary for execution of the logic.

  With a new logic processing system that includes new logic processing nodes that execute new logic to provide services, data items required to execute the new logic can be shared with data items required to execute the logic In that case, the new logic processing node of the new logic processing system may send the data control system the data items necessary to execute the new logic.

  The logic processing node, the data control node and the data holding node may each be a physical computer or a virtual computer.

  The present invention relates to a service providing method used in a service providing system that includes a logic processing system, a data control system connected to the logic processing system, and a data holding system connected to the data control system, and provides a service. In a service providing method according to a second aspect of the present invention, the logic processing system includes a logic processing node, the data control system includes a data control node, the data holding system includes a data holding node, and the logic processing node Performing the logic for providing a service, the logic processing node transmitting data items necessary for the execution of the logic to the data control system, and the data control node accessing the data holding system Generating a query for acquiring, from the data holding system, data relating to data items transmitted by the logic processing system, with reference to definition data associating the table identifier of the table held by the data holding system and the schema. Send generated queries to data retention system And the data holding node acquires data related to the data item transmitted by the logic processing system according to the query transmitted from the data control system, and transmits the data to the data control system; Sending the data obtained from the holding system to the logic processing system; and the logic processing node executing the logic with reference to the data obtained from the data control system.

  According to the present invention, it is possible to provide a service providing system and a service providing method in which control logic and data can be independently scaled independently, and can be easily linked with an existing system.

BRIEF DESCRIPTION OF THE DRAWINGS It is a system configuration | structure figure explaining the service provision system which concerns on embodiment of this invention. It is a figure explaining the hardware constitutions and functional block of a logic control node. It is a figure explaining the hardware constitutions and functional block of a data control node. It is a figure explaining an example of the data structure of definition data. It is a figure explaining the hardware constitutions and functional block of a data holding node. It is a sequence diagram explaining the service provision method concerning an embodiment of the invention. It is a figure explaining the effect of the service provision system concerning an embodiment of the invention.

  Next, embodiments of the present invention will be described with reference to the drawings. In the following description of the drawings, the same or similar parts are given the same or similar reference numerals.

(Service provision system)
A service providing system 1 according to an embodiment of the present invention will be described with reference to FIG. The service providing system 1 includes (1) a first logic processing system 10a and a second logic processing system 10b, (2) a first data control system 20a and a second data control system 20b, and (3) a first data holding system. 30a and a second data holding system 30b. (1) The first logic processing system 10a and the second logic processing system 10b, and (2) the first data control system 20a and the second data control system 20b are communicably connected to each other. (2) The first data control system 20a and the second data control system 20b and (3) the first data holding system 30a and the second data holding system 30b are communicably connected to each other.

  When the first logic processing system 10a and the second logic processing system 10b are not distinguished in the embodiment of the present invention, they may be simply described as the logic processing system 10. When the first data control system 20a and the second data control system 20b are not distinguished, they may be simply described as the data control system 20. When the first data holding system 30a and the second data holding system 30b are not distinguished from one another, they may be simply referred to as the data holding system 30.

  In the service providing system 1 according to the embodiment of the present invention, the logic processing system 10, the data control system 20, and the data holding system 30 cooperate to provide a service to a terminal (not shown).

  The first logic processing system 10a and the second logic processing system 10b execute different business logics to provide different services, and transmit data items of data necessary for providing the service to the data control system 20.

  The first data control system 20a and the second data control system 20b each hold different definition data, and transmit, to the data holding system 30, a query for acquiring data of data items received from the logic processing system 10. Do.

  The first data holding system 30 a and the second data holding system 30 b respectively hold different data, and transmit the data acquired for the query received from the data control system 20 to the data control system 20.

  Here, the logic processing system 10, the data control system 20 and the data holding system 30 each include an arbitrary number of logic processing nodes 100, a data control node 200 and a data holding node 300. The number of logic processing nodes 100, data control nodes 200 and data holding nodes 300 is arbitrarily set according to the load in each system of logic processing system 10, data control system 20 and data holding system 30.

  Here, when the first logic processing system 10a includes a plurality of logic processing nodes 100, the plurality of logic processing nodes 100 cooperate to execute the logic of the service provided by the first logic processing system 10a.

  In the embodiment of the present invention, there is no limitation on how each node cooperates in each system of the logic processing system 10, the data control system 20, and the data holding system 30. For example, each of the plurality of logic processing nodes 100 included in the first logic processing system 10a may realize only a specific function, and may cover all the functions in the entire plurality of logic processing nodes 100 belonging to the first logic processing system 10a. May be controlled. As another method, each of the plurality of logic processing nodes 100 may be controlled to realize all functions and to distribute the load, in which case one logic processing node 100 processes to another node. It may function as a receptionist for distributing

  The logic processing node 100, the data control node 200 and the data holding node 300 included in each of the logic processing system 10, the data control system 20 and the data holding system 30 will be described as being physical computers, but they are virtual computers. It is good. A physical computer is a computer provided with a memory, a CPU, and the like. In contrast, a virtual computer is a computer operated by virtually emulating on a physical computer. Multiple virtual computers can be emulated in one physical computer. The logic processing node 100, the data control node 200, and the data holding node 300 are units that increase or decrease as the scale of each system to which each node belongs changes.

(Logic processing system)
The logic processing node 100 provided in the logic processing system 10 will be described with reference to FIG.

  The logic processing node 100 includes a storage device 110, a processing device 120, and a communication control device 130. The storage device 110 stores programs for logic processing and intermediate processing data. The communication control device 130 is an interface for connecting to a terminal (not shown) that receives the provision of service, or for connecting to the data control system 20.

  The processing device 120 performs processing for realizing a predetermined function in the logic processing node 100. The processing device 120 includes logic processing means 121 and data acquisition means 122.

  The logic processing unit 121 executes logic for providing a service. The logic processing unit 121 executes the core business logic of the service provided by the service providing system 1. When acquiring data held by the data holding system 30, the logic processing means 121 inputs information on data items of data to be acquired to the data acquisition means 122, and corresponds to the data items inputted from the data acquisition means 122. Get the data you want and execute the logic.

  The data acquisition unit 122 transmits data items necessary for the execution of the logic to the data control system 20, and inputs data acquired from the data control system 20 to the logic processing unit 121.

(Data control system)
The data control node 200 included in the data control system 20 will be described with reference to FIG.

  The data control node 200 includes a storage device 210, a processing device 220, and a communication control device 230. The storage device 210 stores programs for data control and intermediate processing data, and stores definition data 211 shown in FIG. The communication control device 230 is an interface for connecting to the logic processing system 10 and for connecting to the data holding system 30.

  The definition data 211 is data that associates an access method to the data holding system 30, a table identifier of a table held by the data holding system 30, and a schema. When there are a plurality of data holding systems 30, the definition data 211 holds the schema and access method to each data holding system 30 in association with each other. Here, the schema is information related to the structure such as the table name and the item name of the data table held by the data holding system 30. The access method relates to a database system and data format adopted by the data holding system 30, and is information on rules for acquiring data of a predetermined data item from the data holding system 30. When the data holding system 30 employs a relational database management system that employs SQL, the access method is set to “SQL”. As an access method, not only SQL suitable for a relational database management system but also a language suitable for another database structure may be designated, or a type of structural document such as CSV or XML may be used.

  The definition data 211 has, for example, a data structure shown in FIG. The definition data 211 shown in FIG. 4 holds the data system identifier as a key, the identifier of the table held by the data system, and the item name in this table in association with each other. Further, in the definition data 211, location information such as a URI or an IP address of the data system is associated with an access method such as SQL, using the data system identifier as a key.

  In the case where the data holding system 30 includes a plurality of data holding nodes 300, the definition data 211 does not need to associate the data holding nodes with the schema, and does not need to grasp the internal mechanism of the data holding node 300. .

  The processing device 220 performs processing for realizing the predetermined function in the data control node 200. The processing device 220 includes an item receiving unit 221, an inquiry processing unit 222, and a data transmission unit 223.

  The item receiving unit 221 acquires the data item transmitted by the logic processing node from the logic processing system 10, and inputs the acquired data item to the inquiry processing unit 222.

  The inquiry processing means 222 refers to the definition data 211 and generates an inquiry for acquiring data related to the data item transmitted by the logic processing system 10 from the data holding system 30. Further, the inquiry processing means 222 transmits the generated inquiry to the data holding system 30.

  The inquiry processing means 222 refers to the definition data 211 to identify the table in which the data item acquired from the logic processing node 100 is stored, and also to access the position information and access of the data holding system 30 which holds the specified table. Get the way. Further, the inquiry processing means 222 generates inquiry data for acquiring data of data items acquired from the logic processing node 100 according to the acquired access method. The inquiry processing means 222 transmits the generated inquiry data to the data holding system 30 which holds the specified table in accordance with the acquired position information.

  When the item reception unit 221 acquires a data item from the logic processing system 10, the data transmission unit 223 transmits the data acquired from the data holding system 30 to the logic processing system 10.

(Data retention system)
The data holding node 300 provided in the data holding system 30 will be described with reference to FIG.

  The data holding node 300 includes a storage unit 310, a processing unit 320 and a communication control unit 330. The storage device 310 stores a program for data retention and intermediate processing data, and also stores the first table data 311, the second table data 312, and the like as data necessary for providing a service. The communication control device 330 is an interface for connecting to the data control system 20.

  The first table data 311 and the second table data 312 are data associating data and items of data necessary for execution of logic. In the embodiment of the present invention, the first table data 311 and the second table data 312 associate the data with a table structure of a format corresponding to the relational database management system. The storage device 310 may store data based on another database structure other than table data of the relational database management system, or may store data in a structured document format such as CSV or XML.

  When a plurality of data holding nodes 300 are provided in a predetermined data holding system 30, the plurality of data holding nodes 300 cooperate to hold data necessary for the execution of the logic. Specifically, data necessary for the execution of the logic is distributed and stored in each of the plurality of data holding nodes 300. The data holding system 30 grasps which data is stored in which node, and can respond to a query from the data control system 20 by acquiring predetermined data from a predetermined node It is.

  The processor 320 comprises an inquiry response unit 321.

  The inquiry response unit 321 acquires data on the data item transmitted from the logic processing system 10 from the storage device 310 in accordance with the inquiry transmitted from the data control system 20 and transmits the data to the data control system 20. When the inquiry response means 321 receives, for example, a query of SQL from the data control system 20, it acquires data from the first table data 311 and the second table data 312 according to the received SQL. Furthermore, the inquiry response unit 321 transmits the acquired data to the data control system 20.

(How to provide service)
A service providing method by the service providing system 1 according to the embodiment of the present invention will be described with reference to FIG.

  First, at step S 1, the logic processing system 10 transmits to the data control system 20 an item of data necessary for the execution of logic. The items of data to be transmitted here are "user ID", "contract status" and "service status".

  When the data control system 20 receives an item from the logic processing system 10, it refers to the definition data 211 to specify a method for querying the item. Here, the definition data 211 stores the "user ID" and the "contract status" in the first table of the first data holding system 30a (the first data section), and the "service status" in the second table. Hold information that indicates that Further, the definition data holds the IP address of the first data holding system 30a (first data unit) and information indicating that access is possible by SQL.

  In step S3, the data control system 20 transmits a query for acquiring data of the data item to the data holding system 30 based on the query specified in step S2. Here, the “user ID” and the “contract status” are acquired from the first table and the SQL for acquiring the “service status” from the second table is transmitted to the IP address of the first data holding system 30 a.

  In step S4, the data holding system 30 acquires data based on the SQL transmitted from the data control system 20, and transmits the acquired data to the data control system 20 in step S5. The data control system 20 transmits the data acquired from the data holding system 30 to the logic processing system 10 in step S6.

(Example of application)
An application example of the service providing system 1 according to the embodiment of the present invention will be described.

  For example, it is assumed that a new logic processing system that executes new logic for providing a service is added to the service providing system 1 shown in FIG. The new logic processing system includes a new logic processing node.

  Here, when the data item necessary for executing the new logic can be shared with the data item necessary for executing the logic of the existing first logic processing system 10a, the new logic processing system 10 is the first existing one. It is also possible to obtain data on data items using the data control system 20a. At this time, a new logic processing node of the new logic processing system sends data items necessary for execution of the new logic to the data control system.

  According to such a service providing system 1, it becomes possible to add new logic while cooperating with an existing system and an existing application, so it is easy to suppress development costs and adapt to service expansion.

(effect)
The effect of the service providing system 1 according to the embodiment of the present invention will be described with reference to FIG.

  The service providing system 1 realizes the separation of control logic and data, and further separates the function of accessing data from the control logic to provide each system layer of the logic processing system 10, the data control system 20 and the data holding system 30. Form. As a result, the number of nodes can be appropriately set in accordance with the load in each system, so it is possible to provide an architecture for application development with excellent scalability.

  In the logic processing system 10, since it is possible to assemble business logic without considering the structure of the data part or the like, development is possible easily. Furthermore, it becomes easy to cope with the expansion of the function and the correspondence to a new device.

  Furthermore, the data control system 20 specializes in relaying between the data holding system 30 and the logic processing system 10. The data control system 20 can receive data items from the plurality of logic processing systems 10, transmit a query to the predetermined data holding system 30, and can expect efficient processing.

  Further, as the data control system 20 relays the data holding system 30 and the logic processing system 10, the data holding system 30 is concealed as viewed from the logic processing system 10. Therefore, even if a change is made to the table structure, access method, etc. in the data holding system 30, the business logic of the logic processing system 10 is not affected, so stable system operation is enabled, and function expansion and new Support for devices will be easier.

  Further, according to the service providing system 1, the logic processing system 10 executing different logic shares one data control system 20 or one data control system 20 uses a plurality of data holding systems 30. Can improve functionality in the extension of new services.

(Other embodiments)
As mentioned above, although described by the embodiment of the present invention, it should not be understood that the statement and drawing which make a part of this disclosure limit this invention. Various alternative embodiments, examples and operation techniques will be apparent to those skilled in the art from this disclosure.

  Of course, the present invention includes various embodiments and the like which are not described herein. Accordingly, the technical scope of the present invention is defined only by the invention-specifying matters according to the scope of claims appropriate from the above description.

REFERENCE SIGNS LIST 1 service providing system 10 logic processing system 20 data control system 30 data holding system 20 data control system 100 logic processing node 110, 210, 310 storage device 120, 220, 320 processing device 121 logic processing means 122 data acquisition means 130, 230, 330 communication control unit 200 data control node 211 definition data 221 item reception means 222 inquiry processing means 223 data transmission means 300 data holding node 311 first table data 312 second table data

Claims (5)

A service providing system comprising a logic processing system, a data control system connected to the logic processing system, and a data holding system connected to the data control system, the service providing system providing a service,
The logic processing system
Logic processing means for executing logic for providing services;
A logic processing node comprising: data acquisition means for transmitting data items necessary for execution of the logic to the data control system and inputting data acquired from the data control system to the logic processing means;
The data control system
A method of accessing the data holding system, a storage device for storing definition data for correlating a table identifier of a table held by the data holding system and a schema;
The definition data is referred to generate a query for acquiring data related to the data item transmitted by the logic processing system from the data holding system, and the generated query is transmitted to the data holding system Query processing means to
A data control node comprising: data transmission means for transmitting data acquired from the data holding system to the logic processing system;
The data retention system
A storage device for storing data necessary for execution of the logic and table data for correlating the items of the data;
A data holding node comprising query processing means for acquiring data on data items transmitted by the logic processing system from the storage device in accordance with the inquiry transmitted from the data control system and transmitting the data to the data control system. A service providing system characterized by including. The number of the logic processing nodes, the data control nodes, and the data holding nodes may be arbitrarily set according to the load in each system of the logic processing system, the data control system, and the data holding system. The service providing system according to claim 1. The data holding system comprises a plurality of data holding nodes,
The service providing system according to claim 1, wherein the plurality of data holding nodes cooperate to hold data necessary for execution of the logic. The service providing system according to claim 1, wherein the logic processing node, the data control node, and the data holding node are each a physical computer or a virtual computer. A service providing method comprising: a logic processing system; a data control system connected to the logic processing system; and a data holding system connected to the data control system, the service providing system for providing a service,
The logic processing system comprises a logic processing node,
The data control system comprises a data control node
The data holding system comprises a data holding node.
The logic processing node executing logic for providing a service;
Sending to the data control system the data items needed by the logic processing node to execute the logic;
The data control node refers to a method of accessing the data holding system, a table identifier of a table held by the data holding system, and definition data for correlating schemas, and data on data items transmitted by the logic processing system Generating a query for acquisition from said data holding system and transmitting the generated query to said data holding system;
The data holding node acquires data on data items transmitted by the logic processing system according to a query transmitted from the data control system, and transmits the data to the data control system;
The data control node sending data obtained from the data holding system to the logic processing system;
A method of providing a service, comprising: the logic processing node executing the logic with reference to data acquired from the data control system.

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