CN106066894A - Data global buffer method and data global buffer device - Google Patents
Data global buffer method and data global buffer device Download PDFInfo
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Abstract
The present invention is that the method includes about data global buffer method and data global buffer device: the data of preset kind in reading database in advance, the data write caching that will read；When receiving the request of target terminal inquiry target data, described caching is inquired about described target data；If inquiring described target data, transmit described target data to described target terminal；If not inquiring described target data, presupposed information is transmitted to described target terminal, wherein, described presupposed information is for illustrating the data not inquiring described target data by being previously written preset kinds whole in data base in the buffer, make inquire about target data the most for the first time or again inquire about target data, can directly determine in server whether there is target data according to the result at caching query, without inquiring about in data base, avoid and write more data in the buffer and bigger by buffer setting, improve query performance, save server resource.
Description
Technical field
The present invention relates to field of terminal technology, particularly relate to a kind of data global buffer method and a kind of data global buffer dress
Put.
Background technology
Data are read much faster than from disk, therefore to accelerate data query speed owing to reading data from caching
Degree, in correlation technique when receiving the instruction of inquiry target data, first can inquire about target data, if in the buffer in the buffer
Not inquiring target data, in data base, inquiring about target data further, if the most not inquiring number of targets in data base
According to, then by non-existent for target data information write caching, if having inquired target data in data, then target data is write
Enter caching, in order to next time during inquiry target data, it is possible to determine whether target data exists according to the data in caching.
But according to above-mentioned data cache method, the situation in target data is not present in data base is far more than target
When data are present in the situation in data, it is necessary to write the non-existent information of a large amount of target data in caching, cause taking
A large amount of spatial caches.
Summary of the invention
The present invention provides a kind of data global buffer method and a kind of data global buffer device, to solve in correlation technique not
Foot.
First aspect according to embodiments of the present invention, it is provided that a kind of data global buffer method, including:
The data of preset kind in reading database in advance, the data write caching that will read；
When receiving the request of target terminal inquiry target data, described caching is inquired about described target data；
If inquiring described target data, transmit described target data to described target terminal；
If not inquiring described target data, transmitting presupposed information to described target terminal, wherein, described presupposed information is used
Described target data is not inquired in illustrating.
Alternatively, said method also includes:
When data in described data base being detected change, change data are write described caching；
Described change data are transmitted to destination server, so that described change data are write institute by described destination server
State the caching of destination server, and return change confirmation.
Alternatively, before by described change data transmission to destination server, described method also includes:
Generate the enumerator and mark being associated with described change data,
Wherein, when by the transmission of described change data to destination server, by described identification transmission to described destination service
Device, so that described destination server returns the change confirmation being associated with described mark；
When receiving described change confirmation, described method also includes:
Determine the mark being associated with described change confirmation, inquire about the enumerator being associated with the mark determined；
The change confirmation received by the rolling counters forward inquired.
Alternatively, said method also includes:
When the count value of described enumerator is more than or equal to preset value, delete described enumerator.
Alternatively, said method also includes:
Record described change data and the moment of described identification transmission extremely described destination server,
If the count value of described enumerator is less than described preset value in the Preset Time from the described moment, generate prompting letter
Breath, or again by described change data and described identification transmission extremely described destination server.
Second aspect according to embodiments of the present invention, it is provided that a kind of data global buffer device, including:
Read unit, the in advance data of preset kind in reading database；
Writing unit, the data write caching that will read；
Query unit, when receiving the request of target terminal inquiry target data, inquires about described mesh in described caching
Mark data；
Transmission unit, when inquiring described target data, transmits described target data to described target terminal, is not looking into
When asking described target data, transmitting presupposed information to described target terminal, wherein, described presupposed information is used for illustrating not to be inquired about
To described target data.
Alternatively, when said write unit data in described data base being detected change, change data are write institute
State caching；
Described change data are transmitted to destination server by described transmission unit, so that described destination server is by described change
More data write the caching of described destination server, and return change confirmation.
Alternatively, said apparatus also includes:
Signal generating unit, before by described change data transmission to destination server, generates relevant to described change data
The enumerator of connection and mark,
Wherein, described transmission unit is when by the transmission of described change data to destination server, by described identification transmission extremely
Described destination server, so that described destination server returns the change confirmation being associated with described mark；
Determine unit, when receiving described change confirmation, determine the mark being associated with described change confirmation
Know, inquire about the enumerator being associated with the mark determined；
Counting unit, the change confirmation received by the rolling counters forward inquired.
Alternatively, said apparatus also includes:
Delete unit, when the count value of described enumerator is more than or equal to preset value, delete described enumerator.
Alternatively, said apparatus also includes:
Record unit, recorded described change data and the moment of described identification transmission extremely described destination server；
Tip element, wherein, if the count value of described enumerator is less than described pre-in the Preset Time from the described moment
If value, described prompting generate information, and/or described transmission unit again by described change data and described identification transmission extremely
Described destination server.
The technical scheme that embodiments of the invention provide can include following beneficial effect:
From above-described embodiment, the present invention is by being previously written the number of preset kinds whole in data base in the buffer
According to so that inquire about target data the most for the first time or again inquire about target data, can be straight according to the result at caching query
Connect and determine in server whether there is target data, it is not necessary to inquire about in data base, it is to avoid write more in the buffer
Data and relatively big by buffer setting, improve query performance, saved server resource.
It should be appreciated that it is only exemplary and explanatory, not that above general description and details hereinafter describe
The present invention can be limited.
Accompanying drawing explanation
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet the enforcement of the present invention
Example, and for explaining the principle of the present invention together with description.
Fig. 1 is the schematic flow diagram of a kind of data global buffer method；
Fig. 2 is the schematic diagram of server lookup target data in correlation technique；
Fig. 3 is the schematic diagram of server lookup target data according to an embodiment of the invention；
Fig. 4 is the schematic flow diagram of another kind of according to an embodiment of the invention data global buffer method；
Fig. 5 is the schematic flow diagram of another data global buffer method according to an embodiment of the invention；
Fig. 6 is the schematic diagram of the most multiple server update caching；
Fig. 7 is the schematic flow diagram of another data global buffer method according to an embodiment of the invention；
Fig. 8 is the schematic flow diagram of another data global buffer method according to an embodiment of the invention；
Fig. 9 is a kind of hardware structure diagram of data global buffer device place of the present invention equipment；
Figure 10 is the schematic block diagram of a kind of data global buffer device；
Figure 11 is the schematic block diagram of another kind of according to an embodiment of the invention data global buffer device；
Figure 12 is the schematic block diagram of another data global buffer device according to an embodiment of the invention；
Figure 13 is the schematic block diagram of another data global buffer device according to an embodiment of the invention.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the present invention.On the contrary, they are only with the most appended
The example of the apparatus and method that some aspects that described in detail in claims, the present invention are consistent.
Fig. 1 is the schematic flow diagram of a kind of data global buffer method.As it is shown in figure 1,
Data global buffer method may be used for, in server, comprising the following steps:
Step S1, the in advance data of preset kind in reading database, the data write caching that will read, step S1 can
To be first carried out in advance by server, and longer time interval between step S2, can be there is, preset kind therein can by with
Family is configured as required；
Step S2, when receiving the request of target terminal inquiry target data, inquires about described target in described caching
Data, if inquiring described target data, perform step S3, if not inquiring described target data, perform step S4, and target is eventually
End includes PC, mobile terminal (such as mobile phone, panel computer) etc.；
Step S3, transmits described target data to described target terminal；
Step S4, transmits presupposed information to described target terminal, and wherein, described presupposed information is used for illustrating and does not inquires institute
State target data.
In the related, as in figure 2 it is shown, owing to the data of preset kind are stored in data base, write caching only
It is the data of the part preset kind that data base is stored, when not inquiring target data the most in the buffer, needs in data
Storehouse is inquired about further, to ensure the comprehensive of inquiry.
According to the present embodiment, as it is shown on figure 3, by the data write caching of preset kind in reading database in advance, make
In must caching, the target data of preset kind is identical with the target data of preset kind in data base, thus looks into receiving
When asking the request of target data of preset kind, it is only necessary to inquire about in the buffer, i.e. can determine that exactly residing for caching
Whether server exists target data, it is not necessary to inquire about in data base further, simplify query steps, improve inquiry
Performance, has saved server resource.
And in the related, when not inquiring target data in data, need to write in the buffer number of targets
According to non-existent information, to ensure when again inquiring about target data, i.e. can determine that in data base not according to the data in caching
There is target data, in order to simplify query steps.But this causes caching the data not only needing to write a part of preset kind,
Also need to write the non-existent information of target data so that caching needs the bigger of setting.
And according to the present embodiment, owing to caching being previously written the data of preset kinds whole in data base, therefore
Inquire about target data the most for the first time or again inquire about target data, can directly determine clothes according to the result at caching query
Whether business device exists target data.If not inquiring about target data in the buffer to directly presetting letter to target terminal feedback
Breath, it is not necessary to inquire about in data base further, accesses data base when being also no need in order to avoid again inquiring about and is caching
The middle non-existent information of write target data, thus avoid write more data in the buffer and by buffer setting relatively
Greatly.
Such as in the case of user registers certain application (client) by cell-phone number, user is in this application for convenience
The good friend middle cell-phone number correspondence user of address list being added to, this application can be inquired about the address list of user, determine address list
In cell-phone number whether have registered this application, thus during good friend in user adds address list, by registered in address list should
The cell-phone number of application highlights, and is not highlighted by the cell-phone number of this application unregistered.
In the related, the cell-phone number in recording for user communication, the server of this application can the most in the buffer
Whether inquiry exists the log-on message of this cell-phone number, if not existing, owing to caching not writing all registered cell-phone numbers,
It is thus desirable to inquire about the log-on message that whether there is this cell-phone number further in data base, if not existing, then need by
This cell-phone number is labeled as unregistered, and writes caching, in order to user is during follow-up interpolation good friend, and server can direct root
Determine in its address list, which cell-phone number have registered this application according to caching, this application unregistered of which cell-phone number.But this is not
Registration cell-phone number, far more than in the case of registered cell-phone number, not only needs to write registered cell-phone number in the buffer, also needs
To write in the buffer and to be labeled as unregistered cell-phone number in a large number, cause writing too much data in the buffer.Such as institute is useful
In the address list at family, total record has 100,000,000 different cell-phone numbers, the most only 1,000,000 users to have registered this application, then
The caching of server not only needs to write this million registered cell-phone numbers, in addition it is also necessary to write other 9,009,000,000 handss
The unregistered information of plane No., causes server to need to cache substantial amounts of data.
And according to the present embodiment, owing to being written with all mobile phones as register account number in data base the most in the buffer
Number, it is identical for therefore applying the caching of the server of correspondence to neutralize the cell-phone number belonging to register account number of storage in data base,
Thus in determining communication during this application registered of those cell-phone numbers, server only needs whether to exist in query caching this mobile phone
Number, it is not necessary to inquire about further in data base, without writing unregistered cell-phone number in the buffer.To relevant skill
Comparing in art, the present embodiment only need to write the cell-phone number of registered 1,000,000 users in the buffer, significantly reduces and needs
To write the amount of data in the buffer.
Fig. 4 is the schematic flow diagram of another kind of according to an embodiment of the invention data global buffer method.Such as Fig. 4 institute
Showing, on the basis of embodiment as shown in Figure 1, said method also includes:
Change data, when the data in described data base being detected change, are write described caching by step S5；
Described change data are transmitted to destination server, so that described destination server is by described change number by step S6
According to the caching of the described destination server of write, and return change confirmation.
Wherein, step S5 and step S6 can occur in step S1 to step S4 before or after arbitrary steps.
According to this embodiment, it can by multiple servers storage data and data cached, when any server receives
During to the request of inquiry target data, it is possible to the task distribution of this inquiry request will be processed according to the load condition of each server
To suitable server (such as loading the server of minimum).
By the data base of a server occurring the change data of change write the caching of this server, Yi Jichuan
Transport to destination server and write the caching of destination server, it is ensured that each server has cached up-to-date change respectively
Data, in order to target terminal is when inquiring about target data, and no matter which server is its inquiry request be assigned to processes, all
Can inquire about based on the caching containing change data, it is ensured that the comprehensive and accuracy of inquiry.
Fig. 5 is the schematic flow diagram of another data global buffer method according to an embodiment of the invention.Such as Fig. 5 institute
Showing, on the basis of embodiment as shown in Figure 4, before by described change data transmission to destination server, described method is also
Including:
Step S7, generates the enumerator and mark being associated with described change data,
Wherein, when by the transmission of described change data to destination server, by described identification transmission to described destination service
Device, so that described destination server returns the change confirmation being associated with described mark, wherein, destination server can be
One server can also include multiple server；
When receiving described change confirmation, described method also includes:
Step S8, determines the mark being associated with described change confirmation, inquires about the meter being associated with the mark determined
Number device；
Step S9, the change confirmation received by the rolling counters forward inquired.
According to the present embodiment, by generating the mark being associated with change data, destination server receives change data
After mark, it is possible to return change confirmation according to mark to the server generating mark, so that the change returned is true
Recognize information to be associated with mark, it is simple to generate mark server according to change confirmation determine destination server completed by
The operation of the change data write caching that mark is corresponding.This is in the case of there are multiple change data in a server so that
What this server can accurately determine that destination server completes according to the change confirmation received is which is changed number
Operation according to write caching, it is simple to entered for the change confirmation that mark is corresponding by the enumerator being associated with change data
Row counts exactly, thus accurately determines whether Servers-all is completed change corresponding for this mark according to count results
The operation of more data write caching.
Such as by 5 servers storage data and data cached in the case of, as shown in Figure 6, wherein certain clothes
There are change data A and change data B in business device, this server can generate and change mark a and the meter that data A are associated
Count device α and mark b being associated with change data B and enumerator β.Other 4 servers are receiving change data A and change
After more data B, 4 servers all complete the operation of change data A write caching, and wherein 3 servers complete and will become
The operation of more data B write caching, the server generating mark can receive 7 change confirmations.Due to wherein 4 changes
Confirmation is associated with mark a, and 3 change confirmations are associated with mark b, therefore can count 4 by enumerator α,
3 are counted by enumerator β.Count value according to two enumerators may determine that Servers-all is completed change data A
The operation of write caching, still has a server to be not fully complete the operation of change data B write caching, such that it is able to the most true
Whether fixed multiple destination servers complete the operation of caching change data.
Fig. 7 is the schematic flow diagram of another data global buffer method according to an embodiment of the invention.Such as Fig. 7 institute
Showing, on the basis of embodiment as shown in Figure 5, said method also includes:
Step S10, when the count value of described enumerator is more than or equal to preset value, deletes described enumerator.Wherein, in advance
If value can be arranged as required to by user, it is also possible to using the quantity of change data transmission to server as this preset value.
On the basis of embodiment illustrated in fig. 5, such as preset value is 4, then when the count value of timer α is 4, permissible
Determine that Servers-all is completed the operation of change data A write caching, and enumerator α is out of use in subsequent operation
Place, therefore can delete enumerator α, reduces the amount of the server buffer hash generating mark.In like manner, when enumerator β's
When count value is 4, it is also possible to delete enumerator β, and when the count value of enumerator β is less than 4, then continues to retain enumerator β and enter
Row counting.
Fig. 8 is the schematic flow diagram of another data global buffer method according to an embodiment of the invention.Such as Fig. 8 institute
Showing, on the basis of embodiment as shown in Figure 5, said method also includes:
Step S11, records described change data and the moment of described identification transmission extremely described destination server, if from institute
State the count value of described enumerator in the Preset Time that the moment rises and, less than described preset value, perform step S12, wherein, when presetting
Between can be configured as required；
Step S12, generates information, or again by described change data and described identification transmission extremely described destination service
Device.
According to the present embodiment, in the preset time period after by change data and identification transmission to destination server, meter
Counter count value is less than preset value, illustrates still have server to be not fully complete the operation of change data write caching, therefore can give birth to
Become information, to point out user's presence server not yet to complete the operation of change data write caching.The most all right
The information of the server of operation change data write cached it is not fully complete, in order to user is for this service at information mark
Device carries out artificial treatment, makes Servers-all change data write be cached in time, in order to target terminal is in inquiry number of targets
According to time, no matter which server is its inquiry request be assigned to processes, and can be based on containing the caching of change data
Inquire about, it is ensured that the comprehensive and accuracy of inquiry.
Except generating information, the present embodiment is less than in the count value of the Preset Time inside counting device from the described moment
In the case of preset value, it is also possible to again will change data and identification transmission to destination server, in order to destination server is again
Perform the operation by changing data write caching, wherein, it is also possible to record again will change data and identification transmission and take to target
The moment of business device, if the count value of the Preset Time inside counting device from the moment again recorded is still less than preset value, then can
To generate information.
The embodiment of data global buffer device of the present invention can be applied on network devices.Device embodiment can be by soft
Part realizes, it is also possible to realize by the way of hardware or software and hardware combining.As a example by implemented in software, as a logical meaning
On device, being the processor by its place equipment reads computer program instructions corresponding in nonvolatile memory
Internal memory runs formation.For hardware view, as it is shown in figure 9, be the one of data global buffer device place of the present invention equipment
Plant hardware structure diagram, in addition to the processor shown in Fig. 9, network interface, internal memory and nonvolatile memory, in embodiment
The equipment at device place generally can also include other hardware, such as the forwarding chip etc. of responsible process message；From hardware configuration
This equipment from the point of view of on, it is also possible that distributed equipment, potentially includes multiple interface card, in order to carry out at message at hardware view
The extension of reason.
Corresponding with the embodiment of aforesaid data global buffer method, present invention also offers the reality of data global buffer device
Execute example.
Figure 10 is the schematic block diagram of a kind of data global buffer device.As shown in Figure 10,
This data global buffer device 100 includes:
Read unit 101, the in advance data of preset kind in reading database；
Writing unit 102, the data write caching that will read；
Query unit 103, when receiving the request of target terminal inquiry target data, in described caching, inquiry is described
Target data；
Transmission unit 104, when inquiring described target data, transmits described target data to described target terminal,
When not inquiring described target data, transmitting presupposed information to described target terminal, wherein, described presupposed information is used for illustrating not
Inquire described target data.
On the basis of embodiment as shown in Figure 10, the said write unit 102 data in described data base being detected
During change, change data are write described caching；
Described change data are transmitted to destination server by described transmission unit 104, so that described destination server is by institute
State change data and write the caching of described destination server, and return change confirmation.
Figure 11 is the schematic block diagram of another kind of according to an embodiment of the invention data global buffer device.Such as Figure 11 institute
Showing, on the basis of embodiment as shown in Figure 10, said apparatus 100 also includes:
Signal generating unit 105, before by described change data transmission to destination server, generates and described change data phase
The enumerator of association and mark,
Wherein, described transmission unit 104 is when by the transmission of described change data to destination server, by described identification transmission
To described destination server, so that described destination server returns the change confirmation being associated with described mark；
Determine unit 106, when receiving described change confirmation, determine and be associated with described change confirmation
Mark, inquires about the enumerator being associated with the mark determined；
Counting unit 107, the change confirmation received by the rolling counters forward inquired.
Figure 12 is the schematic block diagram of another data global buffer device according to an embodiment of the invention.Such as Figure 12 institute
Showing, on the basis of embodiment as shown in figure 11, said apparatus 100 also includes:
Delete unit 108, when the count value of described enumerator is more than or equal to preset value, delete described enumerator.
Figure 13 is the schematic block diagram of another data global buffer device according to an embodiment of the invention.Such as Figure 13 institute
Showing, on the basis of embodiment as shown in figure 11, said apparatus 100 also includes:
Record unit 109, recorded described change data and the moment of described identification transmission extremely described destination server；
Tip element 110, wherein, if the count value of described enumerator is less than described in the Preset Time from the described moment
Preset value, described prompting generates information, and/or described transmission unit is again by described change data and described identification transmission
To described destination server.
About the device in above-described embodiment, wherein modules performs the concrete mode of operation in relevant the method
Embodiment in be described in detail, explanation will be not set forth in detail herein.
For device embodiment, owing to it corresponds essentially to embodiment of the method, so relevant part sees method in fact
The part executing example illustrates.Device embodiment described above is only schematically, wherein said as separating component
The unit illustrated can be or may not be physically separate, and the parts shown as unit can be or can also
It not physical location, i.e. may be located at a place, or can also be distributed on multiple NE.Can be according to reality
Need to select some or all of module therein to realize the purpose of the present invention program.Those of ordinary skill in the art are not paying
In the case of going out creative work, i.e. it is appreciated that and implements.
Those skilled in the art, after considering description and putting into practice disclosure disclosed herein, will readily occur to its of the present invention
Its embodiment.The application is intended to any modification, purposes or the adaptations of the present invention, these modification, purposes or
Person's adaptations is followed the general principle of the present invention and includes the undocumented common knowledge in the art of the present invention
Or conventional techniques means.Description and embodiments is considered only as exemplary, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be appreciated that the invention is not limited in precision architecture described above and illustrated in the accompanying drawings, and
And various modifications and changes can carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (10)
1. a data global buffer method, it is characterised in that including:
The data of preset kind in reading database in advance, the data write caching that will read；
When receiving the request of target terminal inquiry target data, described caching is inquired about described target data；
If inquiring described target data, transmit described target data to described target terminal；
If not inquiring described target data, transmitting presupposed information to described target terminal, wherein, described presupposed information is used for showing
Go out and do not inquire described target data.
Data global buffer method the most according to claim 1, it is characterised in that also include:
When data in described data base being detected change, change data are write described caching；
Described change data are transmitted to destination server, so that described change data are write described mesh by described destination server
The caching of mark server, and return change confirmation.
Data global buffer method the most according to claim 2, it is characterised in that described change data are being transmitted to target
Before server, described method also includes:
Generate the enumerator and mark being associated with described change data,
Wherein, when by the transmission of described change data to destination server, by described identification transmission to described destination server, with
Described destination server is made to return the change confirmation being associated with described mark；
When receiving described change confirmation, described method also includes:
Determine the mark being associated with described change confirmation, inquire about the enumerator being associated with the mark determined；
The change confirmation received by the rolling counters forward inquired.
Data global buffer method the most according to claim 3, it is characterised in that also include:
When the count value of described enumerator is more than or equal to preset value, delete described enumerator.
Data global buffer method the most according to claim 4, it is characterised in that also include:
Record described change data and the moment of described identification transmission extremely described destination server,
If the count value of described enumerator is less than described preset value in the Preset Time from the described moment, generate information,
Or again by described change data and described identification transmission extremely described destination server.
6. a data global buffer device, it is characterised in that including:
Read unit, the in advance data of preset kind in reading database；
Writing unit, the data write caching that will read；
Query unit, when receiving the request of target terminal inquiry target data, inquires about described number of targets in described caching
According to；
Transmission unit, when inquiring described target data, transmits described target data to described target terminal, is not inquiring
During described target data, transmitting presupposed information to described target terminal, wherein, described presupposed information is used for illustrating and does not inquires institute
State target data.
Data global buffer device the most according to claim 6, it is characterised in that said write unit is detecting described number
When changing according to the data in storehouse, change data are write described caching；
Described change data are transmitted to destination server by described transmission unit, so that described destination server is by described change number
According to the caching of the described destination server of write, and return change confirmation.
Data global buffer device the most according to claim 7, it is characterised in that also include:
Signal generating unit, before by described change data transmission to destination server, generation is associated with described change data
Enumerator and mark,
Wherein, described transmission unit is when by the transmission of described change data to destination server, by described identification transmission to described
Destination server, so that described destination server returns the change confirmation being associated with described mark；
Determine unit, when receiving described change confirmation, determine the mark being associated with described change confirmation, look into
Ask the enumerator being associated with the mark determined；
Counting unit, the change confirmation received by the rolling counters forward inquired.
Data global buffer device the most according to claim 8, it is characterised in that also include:
Delete unit, when the count value of described enumerator is more than or equal to preset value, delete described enumerator.
Data global buffer device the most according to claim 9, it is characterised in that also include:
Record unit, recorded described change data and the moment of described identification transmission extremely described destination server；
Tip element, wherein, if the count value of described enumerator is less than described preset value in the Preset Time from the described moment,
Described prompting generates information, and/or described transmission unit is again by the most described to described change data and described identification transmission
Destination server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610480881.0A CN106066894A (en) | 2016-06-23 | 2016-06-23 | Data global buffer method and data global buffer device |
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| CN201610480881.0A CN106066894A (en) | 2016-06-23 | 2016-06-23 | Data global buffer method and data global buffer device |
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| CN111209271A (en) * | 2019-12-25 | 2020-05-29 | 深圳供电局有限公司 | Electric power data complementary acquisition method and device, computer equipment and storage medium |
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