CN102508926A - Catalog data parsing method and system - Google Patents
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Abstract
The invention discloses a catalog data parsing method. The catalog data parsing method comprises the following steps of: receiving a catalog data inquiry request sent from a client, looking up catalog data in a local domain catalog server according to the inquiry request, inquring whether the catalog data corresponding to the inquiry request is recorded in an image information table preset in the local domain catalog server when the catalog data is not looked up in the local domain catalog server, reading image relation information in an image relation table when the catalog data is not recorded, and sending referral information to the client; and instructing the client to initiate the catalog data inquiry request to a remote catalog server according to the referral information, getting the catalog data required by the client from the remote catalog server, and storing the catalog data obtained from the client into the image information table. According to the catalog data parsing method disclosed by the invention, by establishing an image of the remote catalog data in the local domain catalog server, remote parsing can be localized, inquiry speed is improved and burden on a network is reduced.
Description
Technical field
The application relates to the data base querying field, particularly relates to a kind of catalogue data analytic method and system.
Background technology
Along with computer network development, traditional stand-alone application pattern changes to network application mode gradually.
With the Intranet is example, because the needs of enterprise development, the Intranet scale is increasing; Network user amount also sharply increases, thereby a large amount of user data need be managed, and present data managing method is the application directory service system; DATA DISTRIBUTION is stored on a plurality of LIST SERVERs, stores directory entry data and directory field data in each LIST SERVER, organize according to the tree structure of top-down branch step by step between each LIST SERVER; Form directory tree, directory tree can be divided into the territory of different stage again, that is to say; Each LIST SERVER in the directory tree belongs to other territory of level; Different LIST SERVERs can belong to other territory of same level, and wherein, the LIST SERVER that is in the top layer of directory tree is equivalent to rhizosphere; The rhizosphere LIST SERVER branches into different subdomain LIST SERVERs downwards, and each subdomain can be divided into lower other subdomain of one-level again downwards.Store the directory entry information in this territory and the information of subdomain in each LIST SERVER.
When the needs data query; The user at first sends the catalogue data query requests to this territory LIST SERVER, if the directory information that will not inquire about in this territory then passes through referral to other LIST SERVERs; Be that the remote directory server sends query requests; But this inquiry mode need experience and connect, handles request and response three phases, and wherein, the time that connects accounts for the most of the time of query script; Make inquiry velocity slow, and a large amount of remote access also can bring the visit burden to directory service.
Summary of the invention
For solving the problems of the technologies described above, the application embodiment provides a kind of catalogue data analytic method, through set up the image of remote directory data at this territory LIST SERVER, makes the remote directory information analysis localized, has accelerated the inquiry velocity of information.
Technical scheme is following:
A kind of catalogue data analytic method, this method is applied to NetWare directory services NetWare, is provided with a plurality of LIST SERVERs in the said NetWare directory services NetWare; Before carrying out said method, in each LIST SERVER, preset the image information table of storage directory image data information and store image related table image related between said each LIST SERVER;
Said method comprises:
Receive the catalogue data query requests that client is sent; And the said query requests of foundation is searched the catalogue data corresponding with it in this territory LIST SERVER; When in said this territory LIST SERVER, not finding with the corresponding catalogue data of said query requests; Whether inquiry is preset in the image information table in said this territory LIST SERVER and records and the corresponding catalogue data of said query requests; When not writing down, read the image related information in the said image related table, send the referral information that includes the remote directory server address information that is associated with said this territory LIST SERVER to client according to said image related information;
Indicate said client to initiate the catalogue data query requests and in said remote directory server, obtain the catalogue data of client demand to said remote directory server, and the catalogue data that said client is obtained is stored in the said image information table according to said referral information.
Said method, preferred, also comprise:
With image related being stored in the said image related table between said this territory LIST SERVER and the said remote directory server, said image information table is upgraded according to said image related table.
Said method; Preferably; Comprise that also the catalogue data that said client is obtained is stored in the image information table of the father field LIST SERVER under said this territory LIST SERVER, and in the image related table of said father field LIST SERVER the referral address of minute book territory LIST SERVER and the IP address of this territory LIST SERVER.
Said method, preferred, the said catalogue data that said client is obtained is stored in the said image information table and comprises:
Receive the image increase request that said client is sent, decomposite the title of waiting to increase catalogue data;
Whether have the catalogue data of same name in the inspection database;
If no, then said catalogue data is saved in the said image information table, if having, then return the increase error message.
Said method, preferred, said image information table comprises:
The directory field image information table of storage directory territory image information, and the directory entry image information table of storage directory item image information.
Said method, preferred, said image related table comprises:
The image related table in territory of the corresponding relation of the referral address of storage remote directory server and the IP address of remote directory server and the catalogue replication log of changed information of storing image and the said directory entry of the directory entry in the said remote directory server.
Said method, preferred, said image related said image information table is upgraded of said foundation comprises:
Upgrade request according to sending image with the IP address of the corresponding remote directory server in referral address of said remote directory server to said remote directory server in the said image related table, this territory LIST SERVER upgrades the directory field image information table in this territory LIST SERVER according to the directory field information that said remote directory server returns;
Monitor the variable condition of said catalogue replication log in real time; When monitoring said catalogue replication log when changing, read the directory entry information in the said catalogue replication log and said directory entry information is sent to the LIST SERVER that needs to upgrade the directory entry image.
A kind of catalogue data resolution system, this system applies each LIST SERVER in NetWare directory services NetWare, said system comprises:
The image presetting module, search module, read indicating module;
Said image presetting module is used for the image information table of preset storage directory image data information and stores image related table image related between said each LIST SERVER;
Saidly search the query requests that module is used to receive client; And the said query requests of foundation is searched the catalogue data corresponding with it in this territory LIST SERVER; When in said this territory LIST SERVER, not finding with the corresponding data of said query requests; It is that the air port records and the corresponding catalogue data of said query requests that inquiry is preset in the image information table in said this territory LIST SERVER, when not writing down, sends read operation information to said read module;
The said indicating module that reads is used for the image related information that the said read operation information of foundation reads said image related table; And the said image related information of foundation is sent the referral information that includes the remote directory server address information that is associated with said this territory LIST SERVER to client; Indicate said client to initiate the catalogue data query requests and in said remote directory server, obtain the catalogue data of client demand to said remote directory server, and the catalogue data that said client is obtained is stored in the said image information table according to said referral information.
Said system, preferred, said image presetting module comprises:
Updating block is used for upgrading to remote directory server transmission renewal request and to said image information table according to said image related table.
Technical scheme by above the application embodiment provides is visible; A kind of catalogue data analytic method provided by the invention; Catalogue data in the remote directory server is stored in this locality, just in this territory LIST SERVER, sets up the image of data in the remote directory server, and image is kept in the image information table; When this territory LIST SERVER receives the catalogue data query requests; If the catalogue data that will not inquire about in this territory LIST SERVER can not send query requests to the remote directory server immediately, but inquire about the image information table in this territory LIST SERVER; Avoid the process that when the remote directory server lookup, connects, improved inquiry velocity.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the application embodiment; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment that put down in writing among the application, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The schematic flow sheet of a kind of catalogue data analytic method that Fig. 1 provides for the application embodiment one;
Fig. 2 provide for the application embodiment two another in the schematic flow sheet of catalogue data analytic method;
The schematic flow sheet of another catalogue data analytic method that Fig. 3 provides for the application embodiment three;
The structural representation of a kind of catalogue data resolution system that Fig. 4 provides for the application embodiment four;
The structural representation of the image presetting module that Fig. 5 provides for the application embodiment four.
For illustrated simple and clear, above accompanying drawing shows the common form of structure, and for fear of unnecessary fuzzy the present invention, can omit the description and the details of known features and technology.In addition, the unit in the accompanying drawing is unnecessary proportionally draws.For example, can be with respect to the size of some unit in other unit enlarged drawings, thus help better to understand embodiments of the invention.Same numeral in the different accompanying drawings is represented identical unit.
Term " first " in instructions and claims and the above-mentioned accompanying drawing, " second ", " the 3rd " " 4th " etc. (if existence) are to be used to distinguish similar unit, and needn't be used to describe specific order or precedence.The data that should be appreciated that such use suitably can exchanged under the situation, so as embodiments of the invention described herein for example can with except here illustrated or otherwise describe those order enforcement.In addition; Term " comprises " and " having " and their any distortion; Intention is to cover not exclusive comprising; Be not necessarily limited to those unit so that comprise process, method, system, product or the equipment of a series of unit, but can comprise clearly do not list or for other intrinsic unit of these processes, method, product or equipment.
Embodiment
In order to make those skilled in the art person understand the application's scheme better.To combine the accompanying drawing among the application embodiment below, the technical scheme among the application embodiment is carried out clear, intactly description, obviously, described embodiment only is the application's part embodiment, rather than whole embodiment.Based on the embodiment among the application, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all should belong to the scope of the application's protection.
Embodiment one
The process flow diagram of a kind of catalogue data analytic method that the application embodiment one provides is as shown in Figure 1, and this method is applied in NetWare directory services NetWare, is provided with a plurality of LIST SERVERs in the said NetWare directory services NetWare;
NetWare directory services NetWare is a kind of data query system; This system is through being provided with a plurality of LIST SERVERs; DATA DISTRIBUTION is stored in each LIST SERVER to alleviate the burden of individual server, and the data storage in each LIST SERVER has directory entry data and directory field data two parts.In this system, organize according to the tree structure of top-down branch step by step between each LIST SERVER, form directory tree; Directory tree can be divided into the territory of different stage again; That is to say that each LIST SERVER in the directory tree belongs to other territory of level, different LIST SERVERs can belong to other territory of same level; Wherein, The LIST SERVER that is in the top layer of directory tree is equivalent to the rhizosphere LIST SERVER, and the rhizosphere LIST SERVER branches into different subdomain LIST SERVERs downwards, and each subdomain LIST SERVER can be divided into lower other subdomain of one-level again downwards.Store the information of this territory directory entry information and subdomain in each LIST SERVER.
Before carrying out said method, in each LIST SERVER of NetWare directory services NetWare, preset the image information table of storage directory image data information and store image related table image related between said each LIST SERVER;
Concrete, said image information is meant the backup information of remote directory data, just does a copy to the remote directory data at this territory LIST SERVER.
Preferably; Because the relative directory entry information of directory field information is fewer, change also fewer, so store the image related information of directory field in advance in the said directory field image information table; Promptly; Store the referral address of other each LIST SERVER in the current directory service system and the correspondence relationship information between the IP address in the directory field image information table in this territory LIST SERVER, that is to say, the mode that directory field information has adopted the whole network to share.
Said method comprises:
Step S101: receive the catalogue data query requests that client is sent; And the said query requests of foundation is searched the catalogue data corresponding with it in this territory LIST SERVER; When in said this territory LIST SERVER, not finding with the corresponding catalogue data of said query requests; Whether inquiry is preset in the image information table in said this territory LIST SERVER and records and the corresponding catalogue data of said query requests; When not writing down, read the image related information in the said image related table, send the referral information that includes the remote directory server address information that is associated with said this territory LIST SERVER to client according to said image related information;
Concrete; After this territory LIST SERVER receives the catalogue data query requests of being sent by client; At first in this territory LIST SERVER, search whether there is the catalogue data that to inquire about,, then return said information to client if in this territory LIST SERVER, there are the data that to inquire about; When not finding in this territory LIST SERVER with the corresponding catalogue data of said query requests; Not to send query requests to the remote directory server immediately; But check whether record in the image information table in this territory LIST SERVER and the corresponding catalogue data of said catalogue data query requests earlier; If have the catalogue data that to inquire about in the image information table, then return said directory information to client; When not writing down said catalogue data in the said image information table yet; Send query requests to the remote directory server again; Promptly read the image related information in the said image related table, send the referral information that includes the remote directory server address information that is associated with said this territory LIST SERVER to client according to said image related information.
Preferably, can only send the data query request to the remote directory server that includes the said catalogue data that will inquire about.
Step S102: indicate said client to initiate the catalogue data query requests and in said remote directory server, obtain the catalogue data of client demand to said remote directory server, and the catalogue data that said client is obtained is stored in the said image information table according to said referral information.
After client receives the referral information of this territory LIST SERVER transmission; Address according to the remote directory server that comprises in the said referral information; Send the catalogue data query requests to said remote directory server, and after said client is obtained required catalogue data, said catalogue data is saved in the said image information table.
Preferably, client is after obtaining required catalogue data, and sending image information to this territory LIST SERVER increases request, and said image information increases the title that request carries said catalogue data;
After this territory LIST SERVER receives the image increase request of said directory information; Decomposite the title of waiting to increase catalogue data; Whether have the catalogue data of same name in the inspection database,, then said catalogue data is saved in the said image information table if do not have; If have, then return the increase error message to client.
Concrete; Because said catalogue data comprises directory entry data and directory field data; So said image information table can comprise directory entry image information table and directory field image information table, the said catalogue data that client is obtained be stored in the said image information table can for:
Receive the image increase request that client is sent, decomposite the title of waiting to increase catalogue data, and sign, judge that according to said sign said catalogue data is directory field data or directory entry data;
If said catalogue data is the directory field data, then check the subdomain that whether has same name in the database, if then return the increase error message, if not, then be saved to the directory field data in the said directory field image information table to client;
If said catalogue data is the directory entry data, then check the directory entry that whether has same name in the database, if then return the increase error message, if not, then be saved to catalogue data in the said directory entry image information table to client.
Catalogue data analytic method by above-mentioned the application embodiment one provides can know, the application embodiment is through setting up the image information of remote directory data in this territory LIST SERVER, when inquiry in this territory LIST SERVER less than the catalogue data that will inquire about be; Not to send query requests to the remote directory server immediately; But check the image information table in this territory LIST SERVER earlier, if in the image information table, find said catalogue data, then directly return said catalogue data to said client; Otherwise send query requests to the remote directory server again; And the remote directory server return behind the catalogue data that will inquire about, said catalogue data is kept in the image information table of this territory LIST SERVER, next time is when searching this catalogue data again; Directly in this territory LIST SERVER, inquire about and get final product; Need not inquire about, just avoid the process that connects in the remote inquiry process yet, improve inquiry velocity to the remote directory server.
Embodiment two
On the basis of the application embodiment one, the process flow diagram of a kind of catalogue data analytic method that the application embodiment two provides is as shown in Figure 2, also comprises:
Step S201:, said image information table is upgraded according to said image related table with image related being stored in the said image related table between said this territory LIST SERVER and the said remote directory server.
Concrete, said image related table can be image related table of directory field and the image related table of directory entry;
The image related table of said directory field is used to store the corresponding relation of IP address of referral address and the remote directory server of remote directory server;
The image related table of said directory entry can be catalogue replication log file; Comprise directory entry that changes and the change that is taken place (like increase, deletion, modification etc.) thereof in the said catalogue replication log file, and the address information of the LIST SERVER under the said directory entry.
Concrete; When this territory LIST SERVER increases image information in said image information table after; Image related in said image related table between record said this territory LIST SERVER and the said remote directory server just write down the corresponding relation of IP address of referral address and the said remote directory server of remote directory server in the image related table of this territory LIST SERVER.
After this territory LIST SERVER is saved to said image information table from remote directory server acquisition catalogue data and with it; Said catalogue data is advanced in the said catalogue replication log file according to the LDIF format record; This territory LIST SERVER is the said catalogue replication log file of monitoring in real time; When monitoring the change of said catalogue replication log file; The update content of from said catalogue replication log file, reading directory entry, and the directory entry of said renewal write in the said directory entry image information table; The change of said catalogue replication log is accomplished by the remote directory server; When just having directory entry to change in the remote directory server, the variation with directory entry data that change and the generation of said directory entry in real time is sent in the catalogue replication log file in said this territory LIST SERVER.
When needs upgrade said directory field image information table; The request of renewal is regularly sent to said remote directory server in referral address or IP address according to said image related table medium-long range catalogue data; Said remote directory server sends lastest imformation according to said renewal request to said this territory LIST SERVER; Said this territory LIST SERVER upgrades said directory field image information after receiving said lastest imformation, and notifies other LIST SERVERs to upgrade the directory field image information.
Certainly initiatively require in the time of can also checking image information through the user to upgrade, promptly when customer requirements upgrades, just upgrade.
Catalogue data analytic method by the application embodiment two provides can be known; The application embodiment is through carrying out automatically with new said directory field image information table and directory entry image information table; Make the catalogue data in this territory LIST SERVER to keep synchronously with data in the said remote directory server, what guarantee in this territory LIST SERVER, to find is up-to-date catalogue data.Simultaneously, the application embodiment formulates different update strategies according to the data volume of catalogue data and the renewal frequency of catalogue data, and promptly data volume is little; And the mode that directory field The data the whole network that renewal frequency is low is shared realizes; And its renewal frequency is also low, and the directory entry image information that data volume is big and renewal frequency is high then upgrades through the mode of implementing monitoring; So not only improve efficient, also alleviated the burden of LIST SERVER.
Embodiment three
On the basis of the application embodiment one, the process flow diagram of a kind of catalogue data analytic method that the application embodiment two provides is as shown in Figure 3, also comprises:
Step S301: the catalogue data that said client is obtained is stored in the image information table in the father field LIST SERVER under said this territory LIST SERVER, and in the image related table of said father field LIST SERVER the referral address of minute book territory LIST SERVER and the IP address of this territory LIST SERVER.
Because NetWare directory services NetWare is to organize according to tree structure; So each grade territory keeps whole directory entry image informations of own subdomain of being administered; Be about to the catalogue data that said client is obtained, the directory entry data of saying so more specifically are saved in the image related table in the affiliated father field LIST SERVER of said this territory LIST SERVER; When catalogue data that this territory will not inquired about; Can neither directly send query requests to the father field LIST SERVER query requests of oneself, alleviate the network burden of remote directory server equally to the distant place LIST SERVER; The fault of avoiding LIST SERVER to cause because of network burden is overweight has improved the reliability of directory service.
Embodiment four
The structural representation of a kind of catalogue data resolution system that the application embodiment four provides is as shown in Figure 4, comprising:
Said image presetting module 401 is used for the image information table of preset storage directory image data information and stores image related table image related between said each LIST SERVER;
Saidly search the query requests that module 402 is used to receive client; And the said query requests of foundation is searched the catalogue data corresponding with it in the catalogue data 404 of this territory LIST SERVER; When in said this territory LIST SERVER, not finding with the corresponding data of said query requests; Whether inquire about said image presetting module 401 is preset in the image information table in said this territory LIST SERVER and records and the corresponding catalogue data of said query requests; When not writing down, send read operation information to said read module 403;
The said indicating module 403 that reads is used for the image related information that the said read operation information of searching module 402 transmissions of foundation reads said image related table; And the said image related information of foundation is sent the referral information that includes the remote directory server address information that is associated with said this territory LIST SERVER to client 406; Indicate said client 406 to initiate the catalogue data query requests and in said remote directory server, obtain the catalogue data of client 406 demands to said remote directory server, and the catalogue data that said client 406 is obtained is stored in the said image information table according to said referral information.
Preferably; Obtain up-to-date remote directory data message in order to make client 406; Client can be consistent with the catalogue data in the remote directory server through the remote directory data that image information obtains; The structural drawing of the image presetting module 401 that the application embodiment provides is as shown in Figure 5, comprising:
Updating block 501 is used for upgrading to remote directory server transmission renewal request and to said image information table according to said image related table.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, and identical similar part is mutually referring to getting final product between each embodiment, and each embodiment stresses all is the difference with other embodiment.The above only is the application's a embodiment; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the application's principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the application's protection domain.
Claims (9)
1. a catalogue data analytic method is characterized in that, this method is applied to NetWare directory services NetWare, is provided with a plurality of LIST SERVERs in the said NetWare directory services NetWare; Before carrying out said method, in each LIST SERVER, preset the image information table of storage directory image data information and store image related table image related between said each LIST SERVER;
Said method comprises:
Receive the catalogue data query requests that client is sent; And the said query requests of foundation is searched the catalogue data corresponding with it in this territory LIST SERVER; When in said this territory LIST SERVER, not finding with the corresponding catalogue data of said query requests; Whether inquiry is preset in the image information table in said this territory LIST SERVER and records and the corresponding catalogue data of said query requests; When not writing down, read the image related information in the said image related table, send the referral information that includes the remote directory server address information that is associated with said this territory LIST SERVER to client according to said image related information;
Indicate said client to initiate the catalogue data query requests and in said remote directory server, obtain the catalogue data of client demand to said remote directory server, and the catalogue data that said client is obtained is stored in the said image information table according to said referral information.
2. method according to claim 1 is characterized in that, also comprises:
With image related being stored in the said image related table between said this territory LIST SERVER and the said remote directory server, said image information table is upgraded according to said image related table.
3. method according to claim 1; It is characterized in that; Comprise that also the catalogue data that said client is obtained is stored in the image information table of the father field LIST SERVER under said this territory LIST SERVER, and in the image related table of said father field LIST SERVER the referral address of minute book territory LIST SERVER and the IP address of this territory LIST SERVER.
4. method according to claim 1 is characterized in that, the said catalogue data that said client is obtained is stored in the said image information table and comprises:
Receive the image increase request that said client is sent, decomposite the title of waiting to increase catalogue data;
Whether have the catalogue data of same name in the inspection database;
If no, then said catalogue data is saved in the said image information table, if having, then return the increase error message.
5. method according to claim 1 is characterized in that, said image information table comprises:
The directory field image information table of storage directory territory image information, and the directory entry image information table of storage directory item image information.
6. method according to claim 5 is characterized in that, said image related table comprises:
The image related table in territory of the corresponding relation of the referral address of storage remote directory server and the IP address of remote directory server and the catalogue replication log of changed information of storing image and the said directory entry of the directory entry in the said remote directory server.
7. method according to claim 6 is characterized in that, said image related said image information table is upgraded of said foundation comprises:
Upgrade request according to sending image with the IP address of the corresponding remote directory server in referral address of said remote directory server to said remote directory server in the said image related table, this territory LIST SERVER upgrades the directory field image information table in this territory LIST SERVER according to the directory field information that said remote directory server returns;
Monitor the variable condition of said catalogue replication log in real time; When monitoring said catalogue replication log when changing, read the directory entry information in the said catalogue replication log and said directory entry information is sent to the LIST SERVER that needs to upgrade the directory entry image.
8. a catalogue data resolution system is characterized in that, this system applies each LIST SERVER in NetWare directory services NetWare, and said system comprises:
The image presetting module, search module, read indicating module;
Said image presetting module is used for the image information table of preset storage directory image data information and stores image related table image related between said each LIST SERVER;
Saidly search the query requests that module is used to receive client; And the said query requests of foundation is searched the catalogue data corresponding with it in this territory LIST SERVER; When in said this territory LIST SERVER, not finding with the corresponding data of said query requests; It is that the air port records and the corresponding catalogue data of said query requests that inquiry is preset in the image information table in said this territory LIST SERVER, when not writing down, sends read operation information to said read module;
The said indicating module that reads is used for the image related information that the said read operation information of foundation reads said image related table; And the said image related information of foundation is sent the referral information that includes the remote directory server address information that is associated with said this territory LIST SERVER to client; Indicate said client to initiate the catalogue data query requests and in said remote directory server, obtain the catalogue data of client demand to said remote directory server, and the catalogue data that said client is obtained is stored in the said image information table according to said referral information.
9. system according to claim 8 is characterized in that, said image presetting module comprises:
Updating block is used for upgrading to remote directory server transmission renewal request and to said image information table according to said image related table.
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| CN111416875A (en) * | 2020-04-10 | 2020-07-14 | 中国人民解放军国防科技大学 | Service directory synchronization method and system oriented to cloud edge coordination |
| CN111787096A (en) * | 2020-06-29 | 2020-10-16 | 杭州数梦工场科技有限公司 | Data sharing exchange method, device and system |
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| CN109783449A (en) * | 2018-12-13 | 2019-05-21 | 深圳壹账通智能科技有限公司 | Data query processing method, platform, system and readable storage medium storing program for executing |
| CN111416875A (en) * | 2020-04-10 | 2020-07-14 | 中国人民解放军国防科技大学 | Service directory synchronization method and system oriented to cloud edge coordination |
| CN111787096A (en) * | 2020-06-29 | 2020-10-16 | 杭州数梦工场科技有限公司 | Data sharing exchange method, device and system |
| CN111787096B (en) * | 2020-06-29 | 2023-04-07 | 杭州数梦工场科技有限公司 | Data sharing exchange method, device and system |
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