CN106648917B - A kind of method and system that difference update is data cached - Google Patents
A kind of method and system that difference update is data cached Download PDFInfo
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Abstract
The present invention relates to caching technology field more particularly to a kind of method and system that difference update is data cached.The reference format that the present invention is defined by the data conversion for returning to network interface at caching mechanism, obtains returned data；Create data cached table corresponding with the returned data；The timestamp uploaded according to client obtains the data that the tables of data of server is modified after the timestamp, obtains more new data.Synchrodata needed for realizing difference update client, advantageously reduces consuming Internet resources, improves the speed of synchrodata.
Description
Technical field
The present invention relates to caching technology field more particularly to a kind of method and system that difference update is data cached.
Background technique
In Internet application and development, it is often necessary to the data for servicing end interface are synchronized to client, access phase in next time
With data when, can be preferentially using local data.Application developer realizes data generally directed to specific Interface design
Synchronization, Notification of Changes, update a series of functions such as variance data.According to existing technical solution when solving the demand,
It is generally necessary to for wanting the Interface design of synchrodata to be locally stored；Client exploitation obtains the function of data, by primary data
It is synchronized to local；When server-side occurs the increasing of data, the operation such as deletes, changes, need that client data is notified to change；Client obtains
After notice, the content of difference is obtained to special interface.But the above method is not a general solution, needs difference
It when updating the data of different service end interfaces, requires to make primary development, expends a large amount of exploitation, test and maintenance cost.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of method and system that difference update is data cached, realize
Difference update is data cached, reduces and expends Internet resources.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
The present invention provides a kind of method that difference update is data cached, comprising:
The reference format that the data conversion that network interface returns is defined at caching mechanism, obtains returned data；
Create data cached table corresponding with the returned data；
The timestamp uploaded according to client obtains the data that the tables of data of server is modified after the timestamp, obtains
More new data.
The data cached method of above-mentioned difference update, the beneficial effect is that: it is different from the prior art for synchronous service
The data at device end, need to design for special interface and are locally stored, and provide corresponding synchrodata function, do not have versatility,
Waste exploitation and maintenance cost.The present invention automatically creates data cached table by the returned data for network interface, so that client
End can be used directly the data cached design that is not necessarily to and be locally stored；When the network interface request data of client
When, the timestamp of the data of client final updating is sent to server end, and the network interface of server end is according to the time
It stabs from the data that acquisition updates after the timestamp in corresponding tables of data and returns to client, realize difference update client
Required synchrodata advantageously reduces consuming Internet resources, improves the speed of synchrodata.
The present invention also provides a kind of systems that difference update is data cached, comprising:
Conversion module, the reference format that the data conversion for returning to network interface is defined at caching mechanism, is returned
Return data；
Creation module, for creating data cached table corresponding with the returned data；
First obtains module, and the timestamp for being uploaded according to client obtains the tables of data of server in the timestamp
The data modified afterwards obtain more new data.
The data cached system of above-mentioned difference update, the beneficial effect is that: network interface is returned by conversion module
The reference format that is defined at caching mechanism of data conversion, automatically created by the returned data that creation module is network interface slow
Deposit data table, so that client can be used directly the data cached design that is not necessarily to and be locally stored；When the net of client
When network interface requests obtain data, the timestamp for sending the data of client final updating obtains module to server end, first
Make the network interface of server end from the number that acquisition updates after the timestamp in corresponding tables of data according to the timestamp
According to client is returned to, synchrodata needed for realizing difference update client advantageously reduces consuming Internet resources, improves same
The speed of step data.
Detailed description of the invention
Fig. 1 is a kind of flow diagram for the method that difference update is data cached provided by the invention；
Fig. 2 is a kind of structural block diagram for the system that difference update is data cached provided by the invention；
Label declaration:
1, conversion module；2, creation module；3, first module is obtained；4, the first adding module；5, the second adding module；6,
Third adding module；7, pagination module；8, second module is obtained；9, update module；10, third obtains module；11, mould is configured
Block；21, distribution module；22, memory module.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
The most critical design of the present invention is: by automatically creating data cached table to be data cached, and provide difference more
New data cached function, realizes and provides a kind of solution of general synchrodata, advantageously reduce occupancy and be locally stored
Space reduces and expends Internet resources, improves the speed of synchrodata.
As shown in Figure 1, the present invention provides a kind of method that difference update is data cached, comprising steps of
The reference format that the data conversion that network interface returns is defined at caching mechanism, obtains returned data；
Create data cached table corresponding with the returned data；
The timestamp uploaded according to client obtains the data that the tables of data of server is modified after the timestamp, obtains
More new data.
Further, further includes:
It is that the renewal time field of the record adds renewal time when increasing record in the tables of data；
It is that the renewal time field of the record adds renewal time when modifying the record in the tables of data；
When deleting the record in the tables of data, the record is added in deletion table corresponding with the tables of data
Number and erasing time.
Seen from the above description, when the tables of data of server end is updated operation, the corresponding operation time is recorded,
Middle update operation includes increasing record, deletion record and modification record.It the storage corresponding time for updating operation, may recognize that and visitor
The variance data that the existing data in family end are compared.
Further, further includes:
By the more new data by presetting every page of record number paging；
Obtain more new data described in one page；
Update data corresponding with the more new data in the data cached table.
Seen from the above description, when the amount of more new data is larger, can delay in such a way that paging obtains more new data
Network pressure is solved, the case where client leads to collapse because can not instantaneously carry mass data is avoided the occurrence of.
Further, further includes:
Obtain configuration information；The configuration information includes major key field, sort field, index field and page turning control ginseng
Number；
The data cached table is configured according to the configuration information.
Seen from the above description, data cached table can be carried out the operation such as inquiring, by allocating cache tables of data, can optimized
Inquiry operation, wherein the major key of data cached table can be specified by configuring major key field；Data cached table can be with sort field
Foundation is ranked up；It creates and indexes for index field, inquiry velocity can be accelerated；Page turning control parameter includes current number of pages and every
Page item number, every page of item number may specify the record item number that every page of data cached table includes, by current number of pages can quick obtaining it is corresponding
Data record in page.
Further, data cached table corresponding with the returned data is created, specifically:
For network interface distribution request number；
The returned data of network interface with same request number is stored in same data cached table.
Seen from the above description, it is distributed by field for returned data and the identical network interface of data structure identical
Request number is conducive to concentrate and divide returned data, it can be achieved that the data that the network request of polymerization heterogeneous networks interface returns
Analysis and processing.Such as: existing Chinese language Course Examination score inquiry interface and mathematic subject total marks of the examination query interface, it is above-mentioned two to connect
Mouthful network request returned data field it is identical as data structure, can be by for Chinese language Course Examination score inquiry interface sum number
The identical request number of subject mesh total marks of the examination query interface distribution realizes that the network request for polymerizeing above-mentioned two interface returns to number
According to so as to carry out unified analysis and processing to returned data.
As shown in Fig. 2, the present invention also provides a kind of systems that difference update is data cached, comprising:
Conversion module 1, the reference format that the data conversion for returning to network interface is defined at caching mechanism, is returned
Return data；
Creation module 2, for creating data cached table corresponding with the returned data；
First obtains module 3, and the timestamp for being uploaded according to client obtains the tables of data of server in the time
The data modified after stamp obtain more new data.
Further, further includes:
First adding module 4, for when increasing record in the tables of data, being the renewal time field of the record
Add renewal time；
Second adding module 5, for when modifying the record in the tables of data, being the renewal time field of the record
Add renewal time；
Third adding module 6, for being deleted corresponding with the tables of data when deleting the record in the tables of data
Except the number and erasing time for adding the record in table.
Further, further includes:
Pagination module 7, for by the more new data by presetting every page of record number paging；
Second obtains module 8, for obtaining more new data described in one page；
Update module 9, for updating data corresponding with the more new data in the data cached table.
Further, further includes:
Third obtains module 10, for obtaining configuration information；The configuration information includes major key field, sort field, rope
Draw field and page turning control parameter；
Configuration module 11, for configuring the data cached table according to the configuration information.
Further, the creation module includes:
Distribution module 21, for being network interface distribution request number；
Memory module 22, it is same data cached for the returned data of the network interface with same request number to be stored in
In table.
The embodiment of the present invention one are as follows:
When increasing record in the tables of data in server end, when being that the renewal time field of the record adds update
Between；
When the record in the tables of data for modifying server end, when being that the renewal time field of the record adds update
Between；
When the record in the tables of data for deleting server end, institute is added in deletion table corresponding with the tables of data
State the number and erasing time of record；
The reference format that the data conversion that network interface returns is defined at caching mechanism, obtains returned data；
Create data cached table corresponding with the returned data；
The timestamp uploaded according to client obtains the data that the tables of data of server is modified after the timestamp, obtains
More new data；
By the more new data by presetting every page of record number paging；
Obtain more new data described in one page；
Update data corresponding with the more new data in the data cached table.
Seen from the above description, the present embodiment creates corresponding data cached table by the returned data for network interface,
Client can be used directly data cached need not redesign and be locally stored, and save space；In addition, data cached using difference update
Mode, and page of data is only obtained every time, consuming Internet resources are advantageously reduced, the speed of synchrodata is improved.
The embodiment of the present invention two are as follows:
On the basis of example 1, further includes:
Obtain configuration information；The configuration information includes major key field, sort field, index field and page turning control ginseng
Number；
The data cached table is configured according to the configuration information.
Seen from the above description, the present embodiment, which is realized, to execute inquiry operation to the returned data of network interface.
The embodiment of the present invention three are as follows:
On the basis of example 1, further includes:
For network interface distribution request number；
The returned data of network interface with same request number is stored in same data cached table.
Seen from the above description, the present embodiment realizes the returned data that can facilitate polymerization heterogeneous networks interface.
The embodiment of the present invention four are as follows:
When increasing record in the tables of data in server end, the first adding module is the renewal time field of the record
Add renewal time；
When the record in the tables of data for modifying server end, the second adding module is the renewal time field of the record
Add renewal time；
When the record in the tables of data for deleting server end, third adding module is deleted corresponding with the tables of data
Except the number and erasing time for adding the record in table；
The reference format that conversion module defines the data conversion that network interface returns at caching mechanism obtains returning to number
According to；
Distribution module in creation module is network interface distribution request number；Memory module is by the net with same request number
The returned data of network interface is stored in same data cached table；
Third obtains module and obtains configuration information；The configuration information include major key field, sort field, index field and
Page turning control parameter；
Configuration module configures the data cached table according to the configuration information；
The tables of data that the timestamp that first acquisition module is uploaded according to client obtains server is repaired after the timestamp
The data changed obtain more new data；
Pagination module is by the more new data by presetting every page of record number paging；
Second acquisition module obtains more new data described in one page；
Update module updates data corresponding with the more new data in the data cached table.
Seen from the above description, the present embodiment provides a kind of systems that difference update is data cached, including conversion module, wound
Model block, the first acquisition module, the first adding module, the second adding module, third adding module, pagination module, the second acquisition
Module, update module, third obtain module, configuration module, distribution module, memory module.It can be realized automatically by above system
Corresponding data cached table is created for the returned data of network interface, and it is data cached that this can be updated in a manner of difference update
Table is with the data of sync server and client.
The embodiment of the present invention five are as follows:
For network interface host_name distribution request IF1；
Client request network interface host_name data obtained in the corresponding data table, obtain
To initial data, the initial data is JSON data format, as follows:
" count ": 2, " items ": [
" id ": 1000, " name ": " app1_name ", " version ": " v1.0.0 ", " url ": " http: //
Down.host.com/app1.apk ", " update_time ": " 2016-09-18 09:25:00 " },
" id ": 1001, " name ": " app2_name ", " version ": " v1.0.0 ", " url ": " http: //
Down.host.com/app2.apk ", " update_time ": " 2016-09-18 09:26:00 " }] }；
The initial data is converted into the reference format that caching mechanism defines by resolver, obtains normal data, institute
It is as follows to state normal data；
GlobalValue={ " count ": 2 }
Data=[
" id ": 1000, " name ": " app1_name ", " version ": " v1.0.0 ", " url ": " http: //
Down.host.com/app1.apk ", " update_time ": " 2016-09-18 09:25:00 " },
" id ": 1001, " name ": " app2_name ", " version ": " v1.0.0 ", " url ": " http: //
Down.host.com/app2.apk ", " update_time ": " 2016-09-18 09:26:00 " }
]
The normal data is parsed, the data of network request return, including parameter name and corresponding parameter value are obtained；
If current unlabelled data cached table identical with request IF1, creates data cached table, the data cached table
Marked as IF1, the data cached table is as shown in table 1:
Table 1
The major key field for the data cached table that configuring request number is IF1 is id, sort field id, and index field is
Name, the current number of pages in page turning control parameter are 1, and every page of item number is 5；According to above-mentioned configuration information, allocating cache tables of data,
Using id as major key, and sorted from small to large according to id, can quick obtaining be less than the data record of default id value；It is built for name field
Lithol draws, and can be recorded accordingly according to name value quick obtaining；According to the setting in page turning control parameter, current cache tables of data
Display number of pages is first page, and at most five Xiang Jilu of display；
Client logging timestamp is " 2016-09-18 09:26:00 ", which is the data cached table of client
Record in, time of the renewal time closest to current time.When client is to server end request network interface again
When the returned data of host_name, data of the renewal time after timestamp " 2016-09-18 09:26:00 " are only obtained,
And institute deletion record of the erasing time after timestamp " 2016-09-18 09:26:00 " is obtained in table from corresponding delete
Number, obtains difference update data.Difference update data page, client are successively obtained the difference more by page by server end
New data, and update corresponding data cached table.
In conclusion the method and system that a kind of difference update provided by the invention is data cached, by for network interface
Returned data automatically create data cached table so that client can be used directly it is data cached without design be locally stored；When
When the network interface request data of client, the timestamp of the data of client final updating is sent to clothes
The network interface at business device end, server end updates after the timestamp according to the timestamp from acquisition in corresponding tables of data
Data return to client, synchrodata needed for realizing difference update client advantageously reduces consuming Internet resources, mentions
The speed of high synchrodata；Further, when the tables of data of server end is updated operation, when recording corresponding operation
Between, wherein updating operation includes increasing record, deletion record and modification record.It the storage corresponding time for updating operation, can recognize
Variance data compared with the existing data of client out；Further, it when the amount of more new data is larger, is obtained by paging
The mode of more new data can alleviate network pressure, and avoid the occurrence of client causes to collapse because can not instantaneously carry mass data
The case where；Further, data cached table can be carried out the operation such as inquiring, it, can Optimizing Queries behaviour by allocating cache tables of data
Make；It further, can be real by the field and the identical request number of the identical network interface distribution of data structure for returned data
Now it polymerize the data that the network request of heterogeneous networks interface returns, is conducive to concentrate that returned data is analyzed and handled.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (10)
1. a kind of method that difference update is data cached characterized by comprising
The reference format that the data conversion that network interface returns is defined at caching mechanism, obtains returned data；
Data cached table corresponding with the returned data is created, foundation is not needed and is locally stored, in the data cached table
The timestamp recorded comprising every；
The timestamp uploaded according to client obtains the data that the tables of data of server is modified after the timestamp, is updated
Data；
The timestamp that the client uploads is the timestamp of the data of final updating in the data cached table.
2. the data cached method of difference update according to claim 1, which is characterized in that further include:
It is that the renewal time field of the record adds renewal time when increasing record in the tables of data；
It is that the renewal time field of the record adds renewal time when modifying the record in the tables of data；
When deleting the record in the tables of data, the volume of the record is added in deletion table corresponding with the tables of data
Number and erasing time.
3. the data cached method of difference update according to claim 1, which is characterized in that further include:
By the more new data by presetting every page of record number paging；
Obtain more new data described in one page；
Update data corresponding with the more new data in the data cached table.
4. the data cached method of difference update according to claim 1, which is characterized in that further include:
Obtain configuration information；The configuration information includes major key field, sort field, index field and page turning control parameter；
The data cached table is configured according to the configuration information.
5. the data cached method of difference update according to claim 1, which is characterized in that creation and the returned data
Corresponding data cached table, specifically:
For network interface distribution request number；
The returned data of network interface with same request number is stored in same data cached table.
6. a kind of system that difference update is data cached characterized by comprising
Conversion module, the reference format that the data conversion for returning to network interface is defined at caching mechanism obtain returning to number
According to；
Creation module does not need foundation and is locally stored for creation data cached table corresponding with the returned data, described
Timestamp comprising every record in data cached table；
First obtains module, and the tables of data that the timestamp for being uploaded according to client obtains server is repaired after the timestamp
The data changed obtain more new data；
The timestamp that the client uploads is the timestamp of the data of final updating in the data cached table.
7. the data cached system of difference update according to claim 6, which is characterized in that further include:
First adding module, the renewal time field for when increasing record in the tables of data, being the record are added
Renewal time；
Second adding module, the renewal time field for when modifying the record in the tables of data, being the record are added
Renewal time；
Third adding module, for when deleting the record in the tables of data, in deletion table corresponding with the tables of data
The number and erasing time of the middle addition record.
8. the data cached system of difference update according to claim 6, which is characterized in that further include:
Pagination module, for by the more new data by presetting every page of record number paging；
Second obtains module, for obtaining more new data described in one page；
Update module, for updating data corresponding with the more new data in the data cached table.
9. the data cached system of difference update according to claim 6, which is characterized in that further include:
Third obtains module, for obtaining configuration information；The configuration information includes major key field, sort field, index field
With page turning control parameter；
Configuration module, for configuring the data cached table according to the configuration information.
10. the data cached system of difference update according to claim 6, which is characterized in that the creation module includes:
Distribution module, for being network interface distribution request number；
Memory module, for the returned data of the network interface with same request number to be stored in same data cached table.
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| CN107741994B (en) * | 2017-11-09 | 2021-09-07 | 校脸科技（北京）有限公司 | Data updating method and device |
| CN109254995A (en) * | 2018-08-02 | 2019-01-22 | 浪潮通用软件有限公司 | A method of utilizing cache synchronization data |
| CN109451064B (en) * | 2018-12-26 | 2021-08-17 | 深圳左邻永佳科技有限公司 | Off-line implementation method and device of web application, computer equipment and storage medium |
| CN111835855A (en) * | 2020-07-17 | 2020-10-27 | 浪潮软件股份有限公司 | Data synchronization method and system |
| CN113094443A (en) * | 2021-05-21 | 2021-07-09 | 珠海金山网络游戏科技有限公司 | Data synchronization method and device |
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