CN102207978A - Database access method and system - Google Patents
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- CN102207978A CN102207978A CN 201110181396 CN201110181396A CN102207978A CN 102207978 A CN102207978 A CN 102207978A CN 201110181396 CN201110181396 CN 201110181396 CN 201110181396 A CN201110181396 A CN 201110181396A CN 102207978 A CN102207978 A CN 102207978A
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Abstract
The invention discloses a database access method and system capable of reducing the technical difficulty of data access crossing a database, greatly simplifying the management operation of an interface and ensuring integrity, security and consistency of data. The database access system provided by the embodiment of the invention comprises a basic database system and a plurality of service databases, wherein the service databases independently support different service capabilities, and the service databases are directly interacted with the basic database system respectively; the basic database system comprises a uniform access interface unit, a transceiving control unit and a storage unit, wherein the uniform access interface unit is used for providing a uniform access interface for the service databases; the transceiving control unit is used for receiving access requests from the service databases through the uniform access interface, extracting corresponding access data from the storage unit according to the access requests and sending the access data to the service databases; and the storage unit is used for storing data.
Description
Technical field
The present invention relates to database technical field, especially relate to a kind of data bank access method and system.
Background technology
Along with Internet fast development, the application of database has become indispensable part in network (web) application.
Generally, database of a Web system configuration is carried out the preservation of data message, if the data that the A of Web system need visit the B of Web system need provide an interface to realize to the A of Web system by the B of Web system; Similarly, in the time of need visiting the data of the A of Web system as if the C of Web system, need provide an interface to realize to the C of Web system by the A of Web system.
The inventor finds to exist at least in the prior art following defective in realizing process of the present invention:
When carrying out data access between each database in the existing scheme, need to provide mutually between the database interface, the interface that disparate databases can provide is also different, has increased the technical difficulty that realizes data access, and the complexity of interface management; And database intersects the data transfer of carrying out each other, causes accessing operation complexity, streams data confusion, and data message is easy to reveal and lose, and data security, integrality are extremely low, and the database sharing efficiency is low.
Summary of the invention
The embodiment of the invention provides a kind of data bank access method and system, has reduced the technical difficulty that integration across database carries out data access, has simplified the bookkeeping of interface greatly, has guaranteed integrality, security and the consistance of data.
For achieving the above object, the technical scheme of the embodiment of the invention is achieved in that
The embodiment of the invention provides a kind of data base access system, described system comprises a basic database system and a plurality of Service Database, described each Service Database is independently supported different professional abilities, described each Service Database respectively directly and the basic database system carry out alternately, wherein, described basic database system comprises:
Unified access interface unit is used for providing unified access interface to each Service Database;
The transmitting-receiving control module is used for extracting corresponding visit data and be sent to each Service Database from storage unit according to described request of access by the request of access of unified access interface reception from individual Service Database;
Storage unit is used to store data.
The embodiment of the invention also provides a kind of data bank access method, comprising:
The unified access interface that utilizes the basic database system to provide receives the request of access from individual Service Database, wherein, described each Service Database is independently supported different professional abilities, described each Service Database respectively directly and the basic database system carry out alternately;
According to described request of access from the corresponding visit data of the extracting data of being stored and be sent to each Service Database.
Wherein, the data of described cell stores comprise the proprietary data of each Service Database and the shared data of each Service Database, described Service Database comprises first Service Database and the second business datum Kuku, and the request of access of described Service Database comprises the information of first Service Database and/or second Service Database request visit shared data; Perhaps, the request of access of described Service Database comprises that the first Service Database request visits the information of the second Service Database proprietary data.
From the above mentioned, the technical scheme of the embodiment of the invention has realized the different business database Integration by the basic database system, utilize the basic database system to form information communion center, each Service Database is directly visited basic database by unified access interface, can realize that trans-sectoral affair data of database is shared, reduce the technical difficulty that integration across database carries out data access, simplified the bookkeeping of interface greatly.
And, the technical program is because the basic database system can provide the unified interface standard, unified management is carried out in visit to data, has solved to intersect between the database in the existing scheme to carry out the problem that data transfer is brought, and can guarantee integrality, security and the consistance of data.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
A kind of data base access system structural representation that Fig. 1 provides for the embodiment of the invention one;
A kind of basic database system architecture synoptic diagram that Fig. 2 provides for the embodiment of the invention one;
An application scenarios synoptic diagram of the data base access system that Fig. 3 provides for the embodiment of the invention two;
The basic database system architecture synoptic diagram that Fig. 4 provides for the embodiment of the invention two;
A kind of data bank access method schematic flow sheet that Fig. 5 provides for the embodiment of the invention three.
Embodiment
Below in conjunction with accompanying drawing of the present invention, technical scheme of the present invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope of protection of the invention.
Technical conceive of the present invention mainly is by functions such as the data transfer between the various different pieces of informations source, conversion, screenings, business demand and point of practical use from the user, the data resource is carried out analysis-by-synthesis, with the IRP is foundation, arrangement by data plane is refined, with the effective information resource that is dispersed in each Service Database, be incorporated in basic database (information data Sharing Center) system, thereby form perfect data center systems, support data sharing, unified management and analysis decision comprehensively.
The embodiment of the invention one provides a kind of data base access system, referring to Fig. 1, described system comprises a basic database system 101 and a plurality of Service Database 102, the different professional ability of described each Service Database 102 independent support, described each Service Database 102 respectively directly and basic database system 101 carry out alternately, wherein, referring to Fig. 2, described basic database system 101 comprises:
Unified access interface unit 1011 is used for providing unified access interface to each Service Database;
Transmitting-receiving control module 1012 is used for extracting corresponding visit data and be sent to each Service Database from storage unit according to described request of access by the request of access of unified access interface reception from individual Service Database;
From the above mentioned, the technical scheme of the embodiment of the invention has realized the different business database Integration by the basic database system, utilize the basic database system to form information communion center, each Service Database is directly visited basic database by unified access interface, can realize that trans-sectoral affair data of database is shared, reduce the technical difficulty that integration across database carries out data access, simplified the bookkeeping of interface greatly.
And, the technical program is because the basic database system can provide the unified interface standard, unified management is carried out in visit to data, has solved to intersect between the database in the existing scheme to carry out the problem that data transfer is brought, and can guarantee integrality, security and the consistance of data.
The data base access system that the embodiment of the invention two is provided describes below.Referring to Fig. 3, shown an application scenarios synoptic diagram of the data base access system of the embodiment of the invention, comprise service application layer and data Layer.
Wherein, service application layer is made up of different operation systems.For example, in a major company or government organs, each department all can have the operation system of this department, to support the business of this department, as operation system A, operation system B, operation system C and operation system D etc.
Each operation system is independently on the business function of bearing, but also interacts between each system (or module), interdepends, and common formation is built the required partial data information of data base access system.Each operation system has its corresponding business database, as Service Database A, Service Database B, Service Database C, Service Database D, because the independence of each operation system on function, the proprietary data of operation system also exists bigger otherness in each Service Database, for example, data structure characteristics in each Service Database, or database construction all exists difference.The demand that has information interaction between each operation system for example, can use the data processed result of business datum B in the data handling procedure of operation system A.
Further, operation system can also directly provide unified access interface that the shared data in the basic database system is conducted interviews by basic database, so that operation system can get access to desired data fast, keep consistency of data sharing in each operation system.
Data Layer mainly is made of each Service Database and basic database system.Each Service Database can be visited the basic database system by unified access interface.
In data Layer, also comprise the exchanges data layer, the main realization in time, automatically be updated to synchronously in the basic database system with the renewal of different business database.
Wherein, referring to Fig. 4, above-mentioned basic database system 101 comprises:
Unified access interface unit 1011 is used for providing unified access interface to each Service Database;
Transmitting-receiving control module 1012 is used for extracting corresponding visit data and be sent to each Service Database from storage unit according to described request of access by the request of access of unified access interface reception from individual Service Database;
The data of described cell stores comprise the proprietary data of each Service Database and the shared data of each Service Database; The shared data of each Service Database in can storage unit access also can be realized the data access between the trans-sectoral affair database by the proprietary data in the storage unit access.For example, when described Service Database comprises first Service Database and second Service Database, the request of access of described Service Database can only comprise the information of first Service Database request visit shared data, perhaps, the information that only comprises second Service Database request visit shared data, perhaps, the information that comprises first Service Database and second Service Database request visit shared data simultaneously; Perhaps, the request of access of described Service Database comprises that the first Service Database request visits the information of the second Service Database proprietary data.
Further, described basic database system also comprises real-time synchronous control unit 1014 or synchronous control unit (showing among Fig. 4) regularly,
Described real-time synchronous control unit 1014, be used for when the data of determining Service Database change, by the synchrodata of unified access interface reception, so that corresponding data of storing in the described storage unit and the data in the Service Database keep in real time synchronously from Service Database;
Described timing synchronous control unit, be used for every the schedule time, receive the synchrodata that Service Database sent that data variation takes place by unified access interface, so that the corresponding data of storing in the described deposit receipt unit keeps synchronous in real time with the data in the Service Database.
By real-time synchronous control unit or timing synchronous control unit, when the interpolation of each operation system self execution data or renewal, the data that change in time can be synchronized in the basic database system, thereby up-to-date data can be provided to other operation system.Above-mentioned real-time synchronous control unit and regularly synchronous control unit can be arranged on simultaneously in the basic database system, one the mode of also can selecting is arranged in the basic database system.
Further, described basic database system also comprises a data backup unit 1015 and data repair unit 1016,
Above-mentioned data backup unit 1015 is used for regular core data to Service Database and backs up;
Above-mentioned data repair unit 1016 is used for after the core data of Service Database is maliciously tampered, and the corresponding data that utilizes described data backup unit to be backed up is repaired Service Database.
By above-mentioned data backup unit, can be regularly to the data backup in the Service Database.Database Systems not direct user oriented in gene basis can not be maliciously tampered, and basic database can provide safe data to Service Database.When the data of operation system during by malicious modification, can obtain needed significant data from basic database, ensured the continuity and the security of operation system.
Further, the basic database system also has the general safety service mechanism, and for example, the basic database system also comprises interface authentication unit and interface authority control module,
Described interface authentication unit when being used for interface when Service Database and being connected to described unified access interface, carries out authentication to the interface of Service Database, when authentication is passed through, allow Service Database visit basic database, otherwise, refusal Service Database visit basic database;
Described interface authority control module, be used for according to described request of access before Service Database sends data, judge whether the interface of Service Database has the authority of corresponding data in the storage unit access, when the interface of Service Database is the mandate interface, send data to Service Database, otherwise refusal provides data to Service Database.
By above-mentioned interface authentication unit and interface authority control module, guaranteed to have only the Service Database of mandate could visit the basic database system, and, to the partial data of storing in the basic database system (as the proprietary data of some operation system), access rights are set, when the interface that has only request to visit has access rights, just allow this partial data of visit, this mode has improved safety of data and confidentiality in the basic database system.
Further, above-mentioned basic database system also comprises data mining unit 1017 and Data Management Unit 1018,
Described data mining unit 1017, be used for the data resource that storage unit is preserved is analyzed and integrated, utilize the result who analyzes and integrate to generate and safeguard a data center, and, according to predetermined rule or according to the administration order that receives, generate statistical report form.For example, the business datum that some are important all is saved in the basic database system, the data mining unit, at all operation systems, increased how many data newly in the middle of calculating one day, revised how many data, deleted how many data, and the generation data statistics shows.Thereby, enterprise (government organs) developing direction provides the active data foundation for making a policy.
Described Data Management Unit 1018 is used to the management interface that provides external, by described management interface, the excavation result of data mining unit is sent to long-range management platform, perhaps shows in this locality.
Above-mentioned Data Management Unit not only can manage the excavation result that data are excavated the unit, can also manage each unit unification in the basic database system.
By above-mentioned data mining unit and Data Management Unit, can know the data message of a plurality of operation systems by a data query operation, greatly facilitate management to data.
Therefore basic database is also being born especially function is being integrated, analyzed, gathers to the miscellaneous service data of database, and it not only just manages each Service Database, and its effect any one Service Database absolutely not can be finished and substitute.Be that basic database is not only finished management and the information synchronization to each Service Database, it also bears the specific function of data mining analysis.
Further, described Service Database and basic database system can be arranged in same LAN (Local Area Network), and at this moment, described Service Database utilization only supports the unified access interface of LAN (Local Area Network) communications protocol that the basic database system is conducted interviews; Perhaps, described Service Database and basic database system also can not be arranged in same LAN (Local Area Network), at this moment, described Service Database utilizes the unified access interface of communications protocol between network enabled, as network service (Web Service) interface the basic database system is conducted interviews.Respectively both of these case is described below.
1) Service Database and basic database system are in same LAN (Local Area Network).
Exemplary, a business datum that operation system A has gathered and edited (renewal) also is saved among the Service Database A of oneself.The exchanges data layer according to standard criterion in time, automatically be updated in the basic database system synchronously.Operation system B just can relate to the shared data that own service is wanted by the unified access interface inquiry that the basic database system provides, and just can carry out some business logical operation of native system then.At this moment, the unified access interface that is adopted is a unified interface that is provided by exchanges data layer inside, and this unifies the interface of access interface LAN (Local Area Network) inside.
In like manner, the data of Service Database B also can in time, automatically be updated in the basic database system synchronously by the exchanges data layer, to be convenient to other operation system inquiries and to call.
2) Service Database and basic database system be not in same LAN (Local Area Network).
Exemplary, a business datum that operation system A has gathered and edited (renewal) also is saved in the database of oneself.Then, via the connection between the network, the data after upgrading are updated in the basic database in time by the unified access interface that the basic database system provides.At this moment, the unified access interface that is adopted be one can with the mutual unified interface of external network, as Web Service interface.
Be appreciated that for above-mentioned data synchronization process,, can realize data sharing by extracting service regularly with the Data Update basic database system that changes if during to data real-time less demanding.
The technical scheme of the embodiment of the invention by the integration to each operation system data, can provide concentrated, unified data management environment and data analysis basis to the user; And, by concentrated and integration, can inquire the form and the data of all operation systems to the strange land data, also can watch and analyze simultaneously the data of single operation system; Realized in overall terms the significant data of each operation system is managed, for each operation system provides consistent general data standard.
From the above mentioned, the technical scheme of the embodiment of the invention has realized the different business database Integration by the basic database system, utilize the basic database system to form information communion center, each Service Database is directly visited basic database by unified access interface, can realize that trans-sectoral affair data of database is shared, reduce the technical difficulty that integration across database carries out data access, simplified the bookkeeping of interface greatly.
And, the technical program is because the basic database system can provide the unified interface standard, unified management is carried out in visit to data, has solved to intersect between the database in the existing scheme to carry out the problem that data transfer is brought, and can guarantee integrality, security and the consistance of data.
The embodiment of the invention three also provides a kind of data bank access method, referring to Fig. 5, comprising:
51: the unified access interface that utilizes the basic database system to provide receives the request of access from individual Service Database, wherein, described each Service Database is independently supported different professional abilities, described each Service Database respectively directly and the basic database system carry out alternately;
52: according to described request of access from the corresponding visit data of the extracting data of being stored and be sent to each Service Database.
Wherein, the data of described cell stores comprise the proprietary data of each Service Database and the shared data of each Service Database, described Service Database comprises first Service Database and the second business datum Kuku, and the request of access of described Service Database comprises the information of first Service Database and/or second Service Database request visit shared data; Perhaps, the request of access of described Service Database comprises that the first Service Database request visits the information of the second Service Database proprietary data.
Further, said method also comprises: when the data in determining Service Database change, by the synchrodata of unified access interface reception from Service Database, so that corresponding data of storing in the described storage unit and the data in the Service Database keep in real time synchronously, perhaps, every the schedule time, receive the synchrodata that Service Database sent that data variation takes place by unified access interface, so that the corresponding data of storing in the described deposit receipt unit keeps synchronous in real time with the data in the Service Database.
The concrete working method of basic database system and Service Database is referring to system embodiment of the present invention among the inventive method embodiment.
The technical scheme of the embodiment of the invention by the integration to each operation system data, can provide concentrated, unified data management environment and data analysis basis to the user; And, by concentrated and integration, can inquire the form and the data of all operation systems to the strange land data, also can watch and analyze simultaneously the data of single operation system; Realized in overall terms the significant data of each operation system is managed, for each operation system provides consistent general data standard.
From the above mentioned, the technical scheme of the embodiment of the invention has realized the different business database Integration by the basic database system, utilize the basic database system to form information communion center, each Service Database is directly visited basic database by unified access interface, can realize that trans-sectoral affair data of database is shared, reduce the technical difficulty that integration across database carries out data access, simplified the bookkeeping of interface greatly.
And, the technical program is because the basic database system can provide the unified interface standard, unified management is carried out in visit to data, has solved to intersect between the database in the existing scheme to carry out the problem that data transfer is brought, and can guarantee integrality, security and the consistance of data.
Those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can software product form embody, this computer software product can be stored in the storage medium, as ROM/RAM, magnetic disc, CD etc., comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of some part of each embodiment of the present invention or embodiment.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being made, is equal to replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (10)
1. data base access system, it is characterized in that, described system comprises a basic database system and a plurality of Service Database, described each Service Database is independently supported different professional abilities, described each Service Database respectively directly and the basic database system carry out alternately, wherein, described basic database system comprises:
Unified access interface unit is used for providing unified access interface to each Service Database;
The transmitting-receiving control module is used for extracting corresponding visit data and be sent to each Service Database from storage unit according to described request of access by the request of access of unified access interface reception from individual Service Database;
Storage unit is used to store data.
2. system according to claim 1 is characterized in that, described basic database system also comprises real-time synchronous control unit and/or synchronous control unit regularly,
Described real-time synchronous control unit, be used for when the data of determining Service Database change, by the synchrodata of unified access interface reception, so that corresponding data of storing in the described storage unit and the data in the Service Database keep in real time synchronously from Service Database;
Described timing synchronous control unit, be used for every the schedule time, receive the synchrodata that Service Database sent that data variation takes place by unified access interface, so that the corresponding data of storing in the described deposit receipt unit keeps synchronous in real time with the data in the Service Database.
3. system according to claim 1 and 2 is characterized in that,
The data of described cell stores comprise the proprietary data of each Service Database and the shared data of each Service Database;
Described Service Database comprises first Service Database and second Service Database, and the request of access of described Service Database comprises the information of first Service Database and/or second Service Database request visit shared data; Perhaps, the request of access of described Service Database comprises that the first Service Database request visits the information of the second Service Database proprietary data.
4. system according to claim 3 is characterized in that, described basic database system also comprises a data backup unit and data repair unit,
Described data backup unit is used for regular core data to Service Database and backs up;
Described data repair unit is used for after the core data of Service Database is maliciously tampered, and the corresponding data that utilizes described data backup unit to be backed up is repaired Service Database.
5. system according to claim 4 is characterized in that,
Described basic database system also comprises interface authentication unit and interface authority control module,
Described interface authentication unit when being used for interface when Service Database and being connected to described unified access interface, carries out authentication to the interface of Service Database, when authentication is passed through, allow Service Database visit basic database, otherwise, refusal Service Database visit basic database;
Described interface authority control module, be used for according to described request of access before Service Database sends data, judge whether the interface of Service Database has the authority of corresponding data in the storage unit access, when the interface of Service Database is the mandate interface, send data to Service Database, otherwise refusal provides data to Service Database.
6. system according to claim 3 is characterized in that the basic database system also comprises data mining unit and Data Management Unit,
Described data mining unit, be used for the data resource that storage unit is preserved is analyzed and integrated, utilize the result who analyzes and integrate to generate and safeguard a data center, and, according to predetermined rule or according to the administration order that receives, generate statistical report form.
Described Data Management Unit is used to the management interface that provides external, by described management interface, the excavation result of data mining unit is sent to long-range management platform, perhaps shows in this locality.
7. system according to claim 6 is characterized in that,
Described Service Database and basic database system are arranged in same LAN (Local Area Network), and described Service Database utilization only supports the unified access interface of LAN (Local Area Network) communications protocol that the basic database system is conducted interviews; Perhaps,
Described Service Database and basic database system are not arranged in same LAN (Local Area Network), and described Service Database utilizes that the unified access interface of communications protocol conducts interviews to the basic database system between network enabled.
8. system according to claim 7 is characterized in that, the unified access interface of communications protocol is a network service Web Service interface between described network enabled.
9. a data bank access method is characterized in that, described method comprises:
The unified access interface that utilizes the basic database system to provide receives the request of access from individual Service Database, wherein, described each Service Database is independently supported different professional abilities, described each Service Database respectively directly and the basic database system carry out alternately;
According to described request of access from the corresponding visit data of the extracting data of being stored and be sent to each Service Database.
Wherein, the data of described cell stores comprise the proprietary data of each Service Database and the shared data of each Service Database, described Service Database comprises first Service Database and the second business datum Kuku, and the request of access of described Service Database comprises the information of first Service Database and/or second Service Database request visit shared data; Perhaps, the request of access of described Service Database comprises that the first Service Database request visits the information of the second Service Database proprietary data.
10. method according to claim 9 is characterized in that, described method also comprises:
When the data in determining Service Database change, by the synchrodata of unified access interface reception from Service Database, so that corresponding data of storing in the described storage unit and the data in the Service Database keep in real time synchronously, perhaps, every the schedule time, receive the synchrodata that Service Database sent that data variation takes place by unified access interface, so that the corresponding data of storing in the described deposit receipt unit keeps synchronous in real time with the data in the Service Database.
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