CN104580522A - Client-server data synchronization method and system - Google Patents
Client-server data synchronization method and system Download PDFInfo
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- CN104580522A CN104580522A CN201510049993.6A CN201510049993A CN104580522A CN 104580522 A CN104580522 A CN 104580522A CN 201510049993 A CN201510049993 A CN 201510049993A CN 104580522 A CN104580522 A CN 104580522A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/568—Storing data temporarily at an intermediate stage, e.g. caching
Abstract
The invention relates to a client-server data synchronization method and system. The client-server data synchronization method includes that the client establish a cache database and a cache data attribute list for cache data in the cache database, and the server names the data attributes of the server and adds updating identifiers to the data attributes updated; the client sends a request for synchronous data updating with the server and loading the data from the server; the server receives the client request and sends and returns the data attributes of the server to the client; the client receives and analyzes the returned data attributes sent from the server, acquires data names and updating time of the data attributes and, according to the comparison of the cache data attributes and the returned data attributes, determines whether or not loads the returned data from the server to the cache database, then the client directly calls the data of the cache database, and accordingly the client-server data synchronous updating is achieved.
Description
Technical field
The present invention relates to network communication technology field, particularly relate to the method and system of data syn-chronization between a kind of client and server.
Background technology
Along with the development of the Computer network communication technology, people are more and more accustomed to by Network Capture knowledge, and utilize network to carry out work, study and amusement.Along with smart mobile phone, panel computer day by day universal, smart mobile phone, panel computer also become the emerging learning tool of people gradually.
In a computer network, the computer of user, smart mobile phone, panel computer and other portable set of interconnection network all can be regarded as client, be presented on the web page contents on these portable sets, if word, picture, Audio and Video are then that client is by after network attached server end, data on client-access server end, the data that then server end returns by client are presented on the interface of portable equipment in the form of a web page.Wherein, during client-access server end, cable network can be utilized to access, if computer is by local connected reference servers' data; Client also can be conducted interviews by wireless network, after the connecting wireless networks such as portable set mobile phone, panel computer, conducts interviews to servers' data.
When user utilizes client's side link server end, during data content on access services device end, a part of data of server end have been kept in the buffer memory of client, and client directly can call the data in buffer memory when needing this part data.But client functionality and user use, the needs of experience property for improving, then can not timing the data on server end be upgraded with the server end of client's side link.Client needs from server end load server end data, and the data in buffer memory are upgraded, realize the synchronized update of client data and servers' data, thus it is perfect to reach client functionality, enriches the use of user customer, experience effect.
But, in the network service of reality, client data and servers' data are when carrying out synchronized update, still come with some shortcomings part: client synchronization more new data time, by all Data import relevant with this client in server end in client, in this part data loaded, some is that server end has just upgraded and client does not have synchronized update, but it is more then be that server end does not upgrade and client loads, preserved, client repetition load server end does not upgrade and client loads, during this part data of preserving, consume extra flow and load time undoubtedly, reduce the availability of network.
Summary of the invention
Primary technical problem to be solved by this invention be for above-mentioned prior art provide one can either make full use of existing network, reduce network traffics expend and the load time, the client data method synchronous with servers' data can be realized again.
The technical problem that the present invention will solve further provides a kind of system realizing data syn-chronization between client and server for above-mentioned prior art.
The present invention solves the technical scheme that above-mentioned primary technical problem adopts: the method for data syn-chronization between client and server, is characterized in that, comprise the steps:
(1) client sets up cache database, data cached attribute list is set up to data cached in cache database, server end is named the data attribute on server end, and more new logo is added to updated data attribute, wherein, data attribute comprises data name and Data Update time;
(2) client and server sets up network service, and client sends and servers' data synchronized update, the request of load server end data;
(3) server end accepts client-requested, and send, the data attribute of all data on return service device end is to client;
(4) the return data attribute of client reception server end transmission, and respectively the attribute of return data is resolved, obtain data name and the Data Update time of return data attribute respectively;
(5) the return data attribute of resolving in step (4) and the data cached attribute in caching data on client storehouse are compared by client, and make the return data decision of whether load server end:
(5-1) when the return data title of server end is present in the data cached name list in caching data on client storehouse, and the Data Update time of server end return data is when being later than the data cached update time in caching data on client storehouse, then client is deleted in original cache database and is had the data cached of this title, and load, the return data of storage server end is in the cache database of client;
(5-2) when the return data title of server end is present in the data cached name list in caching data on client storehouse, and the Data Update time of server end return data is when being not later than the data cached update time in caching data on client storehouse, then this return data of client not load server end;
(5-3) when the return data title of server end is not present in the data cached name list in caching data on client storehouse, then this return data of client loading, storage server end is in the cache database of client;
(6) client is according to the comparison in step (5), determination result, calls the data identical with the data name of the required synchronized update of step (2), loading stored in caching data on client storehouse.
Further, also comprise server end in described step (3) to all flag data compressions in server end, and the data after compression are returned to the step that client carries out decompress(ion).
Further, also comprise client after described step (6) and corrupted data detection carried out to data cached in cache database:
When data cached damage in caching data on client storehouse, client sends data name in this data cached attribute to server end, then by server end, data identical with this data name in server end is returned to client and carries out loading and storing;
When data cached in caching data on client storehouse does not damage, client is left intact.
Further, the system of data syn-chronization between client and server, comprises client and server end, it is characterized in that, described client comprises network connecting module, data resolution module, data processing module and cache database, wherein,
Described network connecting module, for establishing a communications link with server end, sends client and server data synchronization updating, the request of load server end data, and the return data of reception server end;
Described data resolution module, for the attribute of resolution server end return data, obtains data name and the Data Update time of return data attribute, and sends data name and Data Update time to data processing module;
Described data processing module, receive return data title and the Data Update time of data resolution module transmission, and compared by the data cached attribute in return data title and Data Update time and caching data on client storehouse, and determine the return data of whether load server end;
Described cache database, sets up data cached attribute list, and according to the decision of data processing module, the return data of loading, storage server end is in cache database on the one hand; On the other hand, delete exist in original cache database and with server end return data, there is same names and update time data cached early than server end return data update time;
Described server end comprises mixed-media network modules mixed-media, Data Identification module, data attribute parsing module and data and returns module, wherein,
Described mixed-media network modules mixed-media, establishes a communications link with client, receives the synchronized update of client transmission, the request of load server end data;
Described Data Identification module, names the data attribute on server end, and adds more new logo to updated data attribute, and wherein, data attribute comprises data name and Data Update time;
Described data attribute parsing module, resolves the title through the data of Data Identification resume module and Data Update time;
Described data return module, and the data attribute of all data and all data that send server end is to client.
Further, described server end also comprises data compressing module, and described client also comprises data decompression module.
Further, described client also comprises the data cached corrupted data detection module carrying out damaging detection in cache database.
Compared with prior art, the invention has the advantages that: client sets up cache database, and set up data cached name list, when client sends synchronized update, load request of data to after server end, server end is according to the request of client, first on return service device end, the data attribute of all data is resolved to client, judge: to be present in data cached name list in situation in the data name of server end return data, when being later than data cached update time update time of return data, client is deleted has the data cached of this title, load, the return data of storage server end is to cache database, otherwise, refuse this return data of load store, not to be present in data cached name list in situation in the data name of server end return data, this return data of client loading, storage server end is in the cache database of client, then client is had to call the data in cache database, thus utilize existing network, decrease network traffics and expend and the load time, achieve the synchronized update of client data and servers' data.
Accompanying drawing explanation
Fig. 1 is the method flow schematic diagram of data syn-chronization between client and server in the present invention;
Fig. 2 is the system configuration schematic diagram of data syn-chronization between client and server in the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Suppose server end to have data A ~ F, the title of these six data is respectively Name.A, Name.B, Name.C, Name.D, Name.E, Name.F, and the recent renewal time of data Name.A ~ data Name.F on server end is respectively: during 5 days 8 January in 2015,5 days 9 January in 2015 time, 5 days 10 January in 2015 time, 5 days 11 January in 2015 time, 6 days 12 January in 2015 time, 2015 on January 6,12 time;
Client having data name, to be respectively Name.A, Name.B, Name.C, Name.D, Name.E five data cached, when recent renewal time of these five data cached Name.A ~ data Name.E in client is respectively 5 days 8 January in 2015,5 days 9 January in 2015 time, 5 days 10 January in 2015 time, 5 days 11 January in 2015 time, 2015 on January 6,10 time.
Below in conjunction with Fig. 1, in the embodiment of the present invention between client and server the method for data syn-chronization be described:
(1) client sets up cache database, data cached Name.A ~ data Name.E is deposited in cache database, data cached attribute list is set up to data cached Name.A ~ data Name.E simultaneously, data attribute comprises data name and Data Update time, wherein, the data cached attribute list of data cached Name.A ~ data Name.E is as shown in the table:
| Data name | The Data Update time |
| Name.A | During 5 days 8 January in 2015 |
| Name.B | During 5 days 9 January in 2015 |
| Name.C | During 5 days 10 January in 2015 |
| Name.D | During 5 days 11 January in 2015 |
| Name.E | During 5 days 10 January in 2015 |
The data attribute of server end to data A on server end ~ data F is named, and more new logo " Change. " is added to updated data attribute, such as, data cached in relative client, in server end, name is called that the data E of Name.E upgraded again when 6 days 12 January in 2015, then now server end to adding more new logo " Change. " in the data attribute of updated data E, data name in data E attribute is renamed as Change.Name.E, then the data attribute of servers' data E after upgrading is: data name Change.Name.E, during 6 days 12 January of 2015 update time,
(2) client and server sets up network service, and client sends asks with servers' data synchronized update, load server end data E;
(3) server end accepts client-requested, and send, on return service device end the data attribute of data A ~ data F to client, wherein now the data attribute of data E is on server end: data name Change.Name.E, during 6 days 12 January of 2015 update time;
(4) data attribute of the return data A ~ data F of client reception server end transmission, and respectively the attribute of return data A ~ data F is resolved, obtain data name and the Data Update time of return data A ~ data F attribute respectively:
Return data A: data name Name.A, during 5 days 8 January of 2015 Data Update time;
Return data B: data name Name.B, during 5 days 9 January of 2015 Data Update time;
Return data C: data name Name.C, during 5 days 10 January of 2015 Data Update time;
Return data D: data name Name.D, during 5 days 11 January of 2015 Data Update time;
Return data E: data name Change.Name.E, during 6 days 12 January of 2015 Data Update time;
Return data F: data name Name.F, during 6 days 10 January of 2015 Data Update time;
(5) data name of the return data A ~ data F attribute of resolving in step (4) and Data Update time are compared with the data attribute of the data cached A ~ data E in caching data on client storehouse by client respectively, and the return data A ~ data F making whether load server end determines:
Contrast known, relative to the data cached A ~ data E in client, the data name of the data A that server end returns ~ data D is present in the data cached name list in caching data on client storehouse, and the Data Update time does not all change, then client does not load, stores the data A ~ data D returned;
The data name of the data E that server end returns is present in the data cached name list in caching data on client storehouse, and the Data Update time is later than the update time of data cached E, then client deletes the data cached E in original cache database, and loads, stores return data E in cache database;
The data F that server end returns is not present in the data cached name list in caching data on client storehouse, then client loads, stores return data F in cache database;
(6) client is according to the decision in step (5), call the data E stored in caching data on client storehouse, namely the return data E just load from server end, preserved, thus achieve the synchronized update of client data and servers' data.
In order to make full use of existing network, increasing network utilization, in step (3), also comprising server end to all data compressions returned in server end, and the data after compression are returned to the step that client carries out decompress(ion).Such as, server end compresses the data A on server end ~ data F, the data name obtaining packed data is respectively: Name.A.zip, Name.B.zip, Name.C.zip, Name.D.zip, Change.Name.E.zip .Name.F.zip, client after receiving packed data Name.A.zip ~ Name.F.zip, then carries out decompress(ion) to six packed datas.
Being intact to ensure in cache database data cached, normally working to ensure that client call is data cached, as improvement, also comprise client after step (6) and corrupted data detection is carried out to data cached in cache database:
When data cached damage in caching data on client storehouse, client sends data name in this data cached attribute to server end, then by server end, data identical with this data name in server end is returned to client and carries out loading and storing; When data cached in caching data on client storehouse does not damage, client is left intact.
Further, the system of data syn-chronization between client and server in the present invention, comprise client 1 and server end 2, client 1 comprises network connecting module 11, data resolution module 12, data processing module 13 and data cached 14 storehouses, wherein,
Network connecting module 11, for establishing a communications link with server end 2, sends client 1 and server end 2 data synchronization updating, the request of load server end data, and the return data of reception server end 2;
Data resolution module 12, for the attribute of resolution server end 2 return data, obtains data name and the Data Update time of return data attribute, and sends data name and Data Update time to data processing module 13;
Data processing module 13, receive return data title and the Data Update time of data resolution module 12 transmission, and compared by the data cached attribute in return data title and Data Update time and caching data on client storehouse 14, and determine the return data of whether load server end 2;
Cache database 14, sets up data cached attribute list, and according to the decision of data processing module 13, the return data of loading, storage server end 2 is in cache database 14 on the one hand; On the other hand, delete exist in original cache database 14 and with server end 2 return data, there is same names and update time data cached early than server end return data update time;
Server end 2 comprises mixed-media network modules mixed-media 21, Data Identification module 22, data attribute parsing module 23 and data and returns module 24, wherein,
Mixed-media network modules mixed-media 21, establishes a communications link with client 1, receives the synchronized update of client 1 transmission, the request of load server end data;
Data Identification module 22, names the data attribute on server end 1, and adds more new logo to updated data attribute, and wherein, data attribute comprises data name and Data Update time;
Data attribute parsing module 23, resolves title and the Data Update time of the data processed through Data Identification module 22;
Data return module 24, and the data attribute that transmission client 1 is asked and data are to client 1.
Further, in order to make full use of existing network, increase network utilization, server end 2 also comprises data compressing module 25, and client 1 also comprises data decompression module 15.
Further, be intact to ensure in cache database data cached, normally work to ensure that client call is data cached, client 1 also comprises damages to data cached the carrying out in cache database 14 the corrupted data detection module 16 detected.
Claims (6)
1. the method for data syn-chronization between client and server, is characterized in that, comprise the steps:
(1) client sets up cache database, data cached attribute list is set up to data cached in cache database, server end is named the data attribute on server end, and more new logo is added to updated data attribute, wherein, data attribute comprises data name and Data Update time;
(2) client and server sets up network service, and client sends and servers' data synchronized update, the request of load server end data;
(3) server end accepts client-requested, and send, the data attribute of all data on return service device end is to client;
(4) the return data attribute of client reception server end transmission, and respectively the attribute of return data is resolved, obtain data name and the Data Update time of return data attribute respectively;
(5) the return data attribute of resolving in step (4) and the data cached attribute in caching data on client storehouse are compared by client, and make the return data decision of whether load server end:
(5-1) when the return data title of server end is present in the data cached name list in caching data on client storehouse, and the Data Update time of server end return data is when being later than the data cached update time in caching data on client storehouse, then client is deleted in original cache database and is had the data cached of this title, and load, the return data of storage server end is in the cache database of client;
(5-2) when the return data title of server end is present in the data cached name list in caching data on client storehouse, and the Data Update time of server end return data is when being not later than the data cached update time in caching data on client storehouse, then this return data of client not load server end;
(5-3) when the return data title of server end is not present in the data cached name list in caching data on client storehouse, then this return data of client loading, storage server end is in the cache database of client;
(6) client is according to the comparison in step (5), determination result, calls the data identical with the data name of the required synchronized update of step (2), loading stored in caching data on client storehouse.
2. the method for data syn-chronization between client and server according to claim 1, it is characterized in that, also comprise server end in described step (3) to all flag data compressions in server end, and the data after compression are returned to the step that client carries out decompress(ion).
3. the method for data syn-chronization between client and server according to claim 1, is characterized in that, also comprises client and carry out corrupted data detection to data cached in cache database after described step (6):
When data cached damage in caching data on client storehouse, client sends data name in this data cached attribute to server end, then by server end, data identical with this data name in server end is returned to client and carries out loading and storing;
When data cached in caching data on client storehouse does not damage, client is left intact.
4. the system of data syn-chronization between client and server, comprise client and server end, it is characterized in that, described client comprises network connecting module, data resolution module, data processing module and cache database, wherein,
Described network connecting module, for establishing a communications link with server end, sends client and server data synchronization updating, the request of load server end data, and the return data of reception server end;
Described data resolution module, for the attribute of resolution server end return data, obtains data name and the Data Update time of return data attribute, and sends data name and Data Update time to data processing module;
Described data processing module, receive return data title and the Data Update time of data resolution module transmission, and compared by the data cached attribute in return data title and Data Update time and caching data on client storehouse, and determine the return data of whether load server end;
Described cache database, sets up data cached attribute list, and according to the decision of data processing module, the return data of loading, storage server end is in cache database on the one hand; On the other hand, delete exist in original cache database and with server end return data, there is same names and update time data cached early than server end return data update time;
Described server end comprises mixed-media network modules mixed-media, Data Identification module, data attribute parsing module and data and returns module, wherein,
Described mixed-media network modules mixed-media, establishes a communications link with client, receives the synchronized update of client transmission, the request of load server end data;
Described Data Identification module, names the data attribute on server end, and adds more new logo to updated data attribute, and wherein, data attribute comprises data name and Data Update time;
Described data attribute parsing module, resolves the title through the data of Data Identification resume module and Data Update time;
Described data return module, and the data attribute of all data and all data that send server end is to client.
5. the system of data syn-chronization between client and server according to claim 4, it is characterized in that, described server end also comprises data compressing module, and described client also comprises data decompression module.
6. the system of data syn-chronization between client and server according to claim 4, is characterized in that, described client also comprises damages to data cached the carrying out in cache database the corrupted data detection module detected.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105282237A (en) * | 2015-09-16 | 2016-01-27 | 广州亚美信息科技有限公司 | APP data transmission method |
| CN105302895A (en) * | 2015-10-21 | 2016-02-03 | 浪潮通用软件有限公司 | Data caching synchronization method, server and client side |
| CN105610922A (en) * | 2015-12-23 | 2016-05-25 | 深圳Tcl数字技术有限公司 | Application list synchronizing method and display terminal |
| CN105608939A (en) * | 2016-01-20 | 2016-05-25 | 深圳市巨龙科教高技术股份有限公司 | Teaching resource file obtaining method and apparatus, and interactive teaching system |
| CN106503038A (en) * | 2016-09-19 | 2017-03-15 | 福建天泉教育科技有限公司 | A kind of automatic buffer network asks the method and system of returned data |
| CN106658042A (en) * | 2016-12-28 | 2017-05-10 | 广州华多网络科技有限公司 | Data pushing method, and related client and server |
| CN107071059A (en) * | 2017-05-25 | 2017-08-18 | 腾讯科技（深圳）有限公司 | Distributed caching service implementing method, device, terminal, server and system |
| CN107277087A (en) * | 2016-04-06 | 2017-10-20 | 阿里巴巴集团控股有限公司 | Data processing method and device |
| CN107368502A (en) * | 2016-05-13 | 2017-11-21 | 北京京东尚科信息技术有限公司 | Information synchronization method and device |
| CN108243208A (en) * | 2016-12-23 | 2018-07-03 | 深圳市优朋普乐传媒发展有限公司 | A kind of method of data synchronization and device |
| CN108632300A (en) * | 2017-03-15 | 2018-10-09 | 阿里巴巴集团控股有限公司 | Data synchronous system, method, server, client and electronic equipment |
| CN110309157A (en) * | 2018-03-06 | 2019-10-08 | 北京京东尚科信息技术有限公司 | A kind of data synchronization updating method and apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101064630A (en) * | 2006-04-24 | 2007-10-31 | 华为技术有限公司 | Data synchronization method and system |
| CN101316256A (en) * | 2007-05-28 | 2008-12-03 | 微码（北京）移动技术有限公司 | Data updating method |
| US20110119663A1 (en) * | 2000-11-30 | 2011-05-19 | Access Systems Americas, Inc. | Method and apparatus for updating applications on a mobile device via device synchronization |
| CN102571923A (en) * | 2011-12-13 | 2012-07-11 | 中国电子科技集团公司第十五研究所 | Data synchronization system and method |
-
2015
- 2015-01-30 CN CN201510049993.6A patent/CN104580522A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110119663A1 (en) * | 2000-11-30 | 2011-05-19 | Access Systems Americas, Inc. | Method and apparatus for updating applications on a mobile device via device synchronization |
| CN101064630A (en) * | 2006-04-24 | 2007-10-31 | 华为技术有限公司 | Data synchronization method and system |
| CN101316256A (en) * | 2007-05-28 | 2008-12-03 | 微码（北京）移动技术有限公司 | Data updating method |
| CN102571923A (en) * | 2011-12-13 | 2012-07-11 | 中国电子科技集团公司第十五研究所 | Data synchronization system and method |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105282237A (en) * | 2015-09-16 | 2016-01-27 | 广州亚美信息科技有限公司 | APP data transmission method |
| CN105302895A (en) * | 2015-10-21 | 2016-02-03 | 浪潮通用软件有限公司 | Data caching synchronization method, server and client side |
| CN105302895B (en) * | 2015-10-21 | 2018-11-27 | 浪潮通用软件有限公司 | A kind of data cache synchronization method, server and client side |
| CN105610922A (en) * | 2015-12-23 | 2016-05-25 | 深圳Tcl数字技术有限公司 | Application list synchronizing method and display terminal |
| CN105610922B (en) * | 2015-12-23 | 2018-11-16 | 深圳Tcl数字技术有限公司 | List of application synchronous method and display terminal |
| CN105608939A (en) * | 2016-01-20 | 2016-05-25 | 深圳市巨龙科教高技术股份有限公司 | Teaching resource file obtaining method and apparatus, and interactive teaching system |
| CN107277087B (en) * | 2016-04-06 | 2020-09-04 | 阿里巴巴集团控股有限公司 | Data processing method and device |
| CN107277087A (en) * | 2016-04-06 | 2017-10-20 | 阿里巴巴集团控股有限公司 | Data processing method and device |
| CN107368502A (en) * | 2016-05-13 | 2017-11-21 | 北京京东尚科信息技术有限公司 | Information synchronization method and device |
| CN106503038A (en) * | 2016-09-19 | 2017-03-15 | 福建天泉教育科技有限公司 | A kind of automatic buffer network asks the method and system of returned data |
| CN108243208A (en) * | 2016-12-23 | 2018-07-03 | 深圳市优朋普乐传媒发展有限公司 | A kind of method of data synchronization and device |
| CN106658042A (en) * | 2016-12-28 | 2017-05-10 | 广州华多网络科技有限公司 | Data pushing method, and related client and server |
| CN106658042B (en) * | 2016-12-28 | 2019-07-02 | 广州华多网络科技有限公司 | A kind of data push method and relative clients end, server |
| CN108632300A (en) * | 2017-03-15 | 2018-10-09 | 阿里巴巴集团控股有限公司 | Data synchronous system, method, server, client and electronic equipment |
| TWI757363B (en) * | 2017-03-15 | 2022-03-11 | 香港商阿里巴巴集團服務有限公司 | Data synchronization system, method, server, client and electronic device |
| CN107071059A (en) * | 2017-05-25 | 2017-08-18 | 腾讯科技（深圳）有限公司 | Distributed caching service implementing method, device, terminal, server and system |
| CN110309157A (en) * | 2018-03-06 | 2019-10-08 | 北京京东尚科信息技术有限公司 | A kind of data synchronization updating method and apparatus |
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