CN109828990A - A kind of transaction journal generation method, server, equipment and medium - Google Patents
A kind of transaction journal generation method, server, equipment and medium Download PDFInfo
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Abstract
The present invention provides a kind of transaction journal generation method, server, equipment and media, which comprises receives the serial number acquisition request of terminal transmission；Current serial number is obtained from memory；Newest serial number is formed according to the current serial number, the newest serial number is back to terminal, and the value of the current serial number is replaced with to the value of newest serial number, the present invention can reduce database pressure, improve serial number formation speed.
Description
Technical field
The present invention relates to serial number generation technique field more particularly to a kind of transaction journal generation method, server, set
Standby and medium.
Background technique
In technical field of software development, high-frequency generation serial number, such as each transaction is needed to require to be corresponding with one
A unique serial number (ID).In traditional serial number generating mode, need to generate Sequnce object in the database to store
A certain amount of serial number, in order to guarantee that the serial number that distributed system generates is uniquely, to need the database in logical centralization
Upper generation serial number when needing serial number every time, by accessing database, is obtained from the Sequnce object of database
Serial number.One serial number of this every generation of serial number generating mode will connect a database and execute in a Sequnce
Serial number inquiry, and need to prevent from losing by the newest serial number persistence of generation simultaneously.When serial number acquisition request height simultaneously
When hair, larger pressure can be generated to database, database response speed can reduce, so that serial number formation speed is slow, influence
Task process.
Summary of the invention
It is an object of the present invention to provide a kind of transaction journal generation methods, reduce database pressure, improve stream
Water formation speed.It is another object of the present invention to provide a kind of servers.It is yet a further object of the present invention to provide
A kind of computer equipment.Another purpose of the invention is that providing a kind of readable medium.
In order to reach the goals above, one aspect of the present invention discloses a kind of transaction journal generation method, comprising:
Receive the serial number acquisition request of terminal transmission；
Current serial number is obtained from memory；
Newest serial number is formed according to the current serial number, the newest serial number is back to terminal, and will be described
The value of current serial number replaces with the value of newest serial number.
Preferably, newest serial number is formed according to the current serial number to specifically include:
The value of the current serial number is increased by the first default value and obtains the newest serial number.
Preferably, the method also includes:
The newest serial number is stored to database after forming the newest serial number of the second preset quantity.
Preferably, when obtaining the failure of current serial number from memory, serial number initial value is obtained from database, according to institute
It states serial number initial value and forms current serial number.
Preferably, current serial number is formed according to the serial number initial value to specifically include:
The value of the serial number initial value is increased into third default value and obtains the current serial number.
Preferably, the third default value is greater than newest serial number and number when storing newest serial number to database
According to the difference of serial number initial value in library.
The invention also discloses a kind of transaction journal generation methods, comprising:
Serial number acquisition request is sent so that the server obtains current serial number from memory, according to institute to server
It states current serial number and forms newest serial number, the newest serial number is returned, and the value of the current serial number is replaced with
The value of newest serial number.
The invention also discloses a kind of servers, comprising:
Request unit, for receiving the serial number acquisition request of terminal transmission；
Serial number acquiring unit, for obtaining current serial number from memory；
Serial number generation unit, for forming newest serial number according to the current serial number, by the newest serial number
It is back to terminal, and the value of the current serial number is replaced with to the value of newest serial number.
The invention also discloses a kind of computer equipment, including memory, processor and storage are on a memory and can
The computer program run on a processor,
The processor realizes method as described above when executing described program.
The invention also discloses a kind of computer-readable mediums, are stored thereon with computer program,
The program realizes method as described above when being executed by processor.
Current serial number is stored in memory by the present invention, after receiving serial number acquisition request, is obtained from memory
To current serial number, newest serial number is generated according to current serial number according to preset rules, to guarantee the serial number generated only
Unique newest serial number of generation is returned to terminal, and replaces the value of current serial number with the value of newest serial number by one property
As current serial number, so that duplicate newest serial number will not be generated in the generating process of subsequent newest serial number.This hair
During open-birth is at serial number, without during one serial number of every generations access database, so as to
The pressure that database is reduced when serial number acquisition request high concurrent, improves the formation speed of serial number, and can reduce generation stream
The cost of water number.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 shows a kind of one of flow chart of one specific embodiment of transaction journal generation method of the present invention；
Fig. 2 shows a kind of one of flow charts of one specific embodiment of transaction journal generation method of the present invention；
Fig. 3 shows a kind of one of flow chart of one specific embodiment of transaction journal generation method of the present invention；
Fig. 4 shows a kind of one of flow chart of one specific embodiment of transaction journal generation method of the present invention；
Fig. 5 shows a kind of one of flow chart of one specific embodiment of transaction journal generation method of the present invention；
Fig. 6 shows a kind of one of flow chart of one specific embodiment of transaction journal generation method of the present invention；
Fig. 7 shows a kind of algorithm flow chart of one specific embodiment of transaction journal generation method of the present invention；
Fig. 8 shows a kind of one of structure chart of one specific embodiment of server of the present invention；
Fig. 9 shows the two of a kind of structure chart of one specific embodiment of server of the present invention；
Figure 10 shows the structural schematic diagram for being suitable for the computer equipment for being used to realize the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
According to an aspect of the present invention, from server side, present embodiment discloses a kind of transaction journal number generation sides
Method.As shown in Figure 1, in the present embodiment, transaction journal generation method includes:
S100: the serial number acquisition request of terminal transmission is received.
S200: current serial number is obtained from memory.
S300: forming newest serial number according to the current serial number, the newest serial number is back to terminal, and will
The value of the current serial number replaces with the value of newest serial number.
Current serial number is stored in memory by the present invention, after receiving serial number acquisition request, is obtained from memory
To current serial number, newest serial number is generated according to current serial number according to preset rules, to guarantee the serial number generated only
Unique newest serial number of generation is returned to terminal, and replaces the value of current serial number with the value of newest serial number by one property
As current serial number, so that duplicate newest serial number will not be generated in the generating process of subsequent newest serial number.This hair
During open-birth is at serial number, without during one serial number of every generations access database, so as to
The pressure that database is reduced when serial number acquisition request high concurrent, improves the formation speed of serial number, and with database I/O operation
It is most time-consuming, the highest operation of cost, by making full use of memory, the operation between database is reduced, to reduce generation
The cost of serial number.
In one preferred embodiment, SQL Server database purchase serial number, such as storage flowing water can be used
Number initial value periodically stores newest serial number into SQL Server database to update serial number initial value, when serial number is lost
Afterwards, the serial number initial value that storage can be obtained from database forms newest serial number on the basis of serial number initial value, prevents
Serial number generates duplicate serial number after losing.Specifically, can be created in SQL Server database table SequenceNO with
Scheduled store serial number initial value.
In a preferred embodiment, as shown in Fig. 2, forming newest flowing water according to the current serial number in the S300
It number specifically includes:
S310: the value of the current serial number is increased by the first default value and obtains the newest serial number.The present embodiment
In, newest serial number is obtained by increasing by the first default value on the basis of current serial number.In other embodiments,
Newest serial number can be formed by reducing the modes such as certain numerical value, need to only guarantee the newest serial number being subsequently generated and stream before
Water number does not repeat.Preferably, the first default value can be 1, form newest flowing water on the basis of current serial number plus after 1
Number, serial number generating mode is simple and does not repeat, and in practical applications, other numerical value can also be used in the first default value.
In a preferred embodiment, as shown in figure 3, the method also includes:
S400: the newest serial number is stored to database after the newest serial number of every formation the second preset quantity.
By the newest serial number of scheduled store, it can prevent the newest serial number generated from losing, when system boot initialization, in memory simultaneously
There is no serial number, or after system jam is restarted, the current serial number in memory can be lost, by periodically by newest flowing water
Number persistence into database, can in memory without current serial number when, the serial number of storage is obtained from database again,
So as to know the numberical range of the previous secondary newest serial number generated, so it is newest according to the generation of the serial number of reacquisition
Serial number, can also guarantee generate newest serial number therewith previous existence at serial number do not repeat.For example, when the second preset quantity
When being 100, when 100 newest serial numbers of every formation, then the newest serial number being newly formed is stored into database, then when interior
When current serial number being not present in depositing, the serial number of newest storage can be obtained from database, then the last newest stream generated
In the numberical range for 100 serial numbers that the numberical range of water number continuously generates on the basis of the serial number of acquisition, when can not obtain
When taking the newest serial number that previous time generates, the newest serial number generated is made to avoid the numerical value of the newest serial number of last generation
Range can prevent generate serial number therewith previous existence at serial number replication problem, realize efficiently, safety generation flowing water
Number purpose.
In a preferred embodiment, as shown in figure 4, the S200 further include:
S210: when obtaining the failure of current serial number from memory, serial number initial value is obtained from database, according to described
Serial number initial value forms current serial number.When obtaining the failure of current serial number from memory, that is, show that system may be booting
It initializes or breaks down after restarting, the serial number initial value that the serial number of scheduled store is formed can be obtained from database, thus
It can continue to generate serial number.
In a preferred embodiment, as shown in figure 5, forming current flowing water according to the serial number initial value in the S210
It is number specific can include:
S211: the value of the serial number initial value is increased into third default value and obtains the current serial number.By flowing
The numerically increase third default value of water initial value makes the newest serial number generated avoid the newest serial number of last generation
Numberical range can prevent generate serial number therewith previous existence at serial number replication problem.
In a preferred embodiment, the third default value is greater than when storing newest serial number to database most
The difference of serial number initial value in new serial number and database.For example, when in current serial number numerically plus 1 to form newest stream
Water number, and store the newest serial number currently formed into database after forming 100 newest serial numbers, then third is pre-
If numerical value should be greater than the difference of existing serial number in newest serial number and database when storing, then third default value needs big
In the product of the first default value and the second preset quantity, i.e. third default value need to be greater than 1*100, is subsequently generated with guarantee
Newest serial number therewith previous existence at serial number will not repeat.
In a preferred embodiment, if necessary to customize, recycle serial number, it can also be in second day weight
New setting serial number initial value.As shown in fig. 6, the method is further can include:
S500: in preset time, the serial number initial value stored in database is replaced with into preset value.Wherein, preset time
The physical table of memory and database is emptied and is considered as replacing serial number initial value by the time that can be server discontinuing operation
For preset value.
Fig. 7 shows the algorithm flow chart of a specific example of the invention, wherein algorithm flow is explained in dotted line expression
It is bright.As shown in fig. 7, the client as terminal is by the Internet access service device, calls application interface is newest to obtain
Serial number.The current serial number stored at present in memory is@value.After getting@value, whether current serial number is confirmed
In the presence of when@value==0 sets up (Ture), current serial number is 0, indicates that Server Restart or other reasons cause to cache
Value value lose, need at this time again from the table of database read serial number initial value, that is, obtain last time persistence stream
Water number, the step can be realized by Select@value=[value] From SequenceNO.The serial number initial value that will acquire
The current serial number redefined after value plus 100, the step can be realized by@value=@value+100.As@value=
When=0 invalid (False), indicate that there are current serial numbers in current memory caching, will delay by@value=@value+1
Value plus 1 are deposited, is equivalent to and the value of current serial number is added into the newest serial number of 1 formation.Can@value%100==0 further be passed through?
The newest serial number that storage generates is determined the need for, i.e., storage is primary most when the every increase by 100 of the value of newest serial number
New serial number.Specifically, passing through Update SequenceNO Set when the result of@value%100==0 is Ture
The serial number stored in table SequenceNO in database is initially replaced with current newest flowing water by [value]=@value
Number, the newest serial number of generation is then returned into client.When the result of@value%100==0 is False, it is not necessarily to
Newest serial number is directly returned to client by storage.
Based on same principle, from terminal point, the present embodiment also discloses a kind of transaction journal generation method.The side
Method includes that serial number acquisition request is sent to server so that the server obtains current serial number from memory, according to described
Current serial number forms newest serial number, the newest serial number is returned, and the value of the current serial number is replaced with most
The value of new serial number.
Current serial number is stored in memory by the present invention, after receiving serial number acquisition request, is obtained from memory
To current serial number, newest serial number is generated according to current serial number according to preset rules, to guarantee the serial number generated only
Unique newest serial number of generation is returned to terminal, and replaces the value of current serial number with the value of newest serial number by one property
As current serial number, so that duplicate newest serial number will not be generated in the generating process of subsequent newest serial number.This hair
During open-birth is at serial number, without during one serial number of every generations access database, so as to
The pressure that database is reduced when serial number acquisition request high concurrent, improves the formation speed of serial number, and with database I/O operation
It is most time-consuming, the highest operation of cost, by making full use of memory, the operation between database is reduced, to reduce generation
The cost of serial number.
In one preferred embodiment, SQL Server database purchase serial number, such as storage flowing water can be used
Number initial value periodically stores newest serial number into SQL Server database to update serial number initial value, when serial number is lost
Afterwards, the serial number initial value that storage can be obtained from database forms newest serial number on the basis of serial number initial value, prevents
Serial number generates duplicate serial number after losing.Specifically, can be created in SQL Server database table SequenceNO with
Scheduled store serial number initial value.
In a preferred embodiment, to form newest serial number according to the current serial number specific can include: will be described
The value of current serial number increases by the first default value and obtains the newest serial number.In the present embodiment, by current serial number
On the basis of increase by the first default value and obtain newest serial number.It in other embodiments, can also be by reducing certain numerical value
Etc. modes form newest serial number, only need to guarantee the newest serial number being subsequently generated with before serial number not repeat.It is excellent
Choosing, the first default value can be 1, form newest serial number, serial number generating mode on the basis of current serial number plus after 1
It simply and does not repeat, in practical applications, other numerical value can also be used in the first default value.
In a preferred embodiment, the method also includes: keep server newest in every formation the second preset quantity
The newest serial number is stored to database after serial number.By the newest serial number of scheduled store, can prevent from generating newest
Serial number is lost, and when system boot initialization, there is no serial numbers in memory, or after system jam is restarted, memory
In current serial number can lose, can be in memory without current by periodically by newest serial number persistence into database
When serial number, the serial number of storage is obtained from database again, so as to know the previous secondary newest serial number generated
Numberical range, and then newest serial number is generated according to the serial number of reacquisition, can also guarantee the newest serial number generated with
The serial number generated before does not repeat.For example, when the second preset quantity is 100, when 100 newest serial numbers of every formation, then
The newest serial number being newly formed is stored into database, then it, can be from database when current serial number is not present in memory
The middle serial number for obtaining newest storage, then the numberical range of the last newest serial number generated is on the basis of the serial number of acquisition
In the numberical range of 100 serial numbers continuously generated, when the newest serial number that previous time generates can not be obtained, make generation
The numberical range that newest serial number avoids the newest serial number of last generation can prevent the serial number generated therewith previous existence at
Serial number replication problem, realize efficiently, safety generation serial number purpose.
In a preferred embodiment, when obtaining the failure of current serial number from memory, server is obtained from database
Serial number initial value is taken, current serial number is formed according to the serial number initial value.When obtaining the failure of current serial number from memory,
Show that system may be that after opening initialization or break down is restarted, the serial number shape of scheduled store can be obtained from database
At serial number initial value, so as to continue generate serial number.
In a preferred embodiment, described according to the serial number initial value to form current serial number specific can include: will
The value of the serial number initial value increases third default value and obtains the current serial number.By serial number initial value numerically
Increase third default value, the numberical range for making the newest serial number generated avoid the newest serial number of last generation can prevent
The serial number only generated therewith previous existence at serial number replication problem.
In a preferred embodiment, the third default value is greater than when storing newest serial number to database most
The difference of serial number initial value in new serial number and database.For example, when in current serial number numerically plus 1 to form newest stream
Water number, and store the newest serial number currently formed into database after forming 100 newest serial numbers, then third is pre-
If numerical value should be greater than the difference of existing serial number in newest serial number and database when storing, then third default value needs big
In the product of the first default value and the second preset quantity, i.e. third default value need to be greater than 1*100, is subsequently generated with guarantee
Newest serial number therewith previous existence at serial number will not repeat.
Based on same principle, the present embodiment also discloses a kind of server.As shown in figure 8, the server includes that request obtains
Take unit 11, serial number acquiring unit 12 and serial number generation unit 13.
Wherein, the request unit 11 is used to receive the serial number acquisition request of terminal transmission.
The serial number acquiring unit 12 from memory for obtaining current serial number.
The serial number generation unit 13 is used to form newest serial number according to the current serial number, by the newest stream
Water number is back to terminal, and the value of the current serial number is replaced with to the value of newest serial number.
The server can also pass through hardware realization by software realization.In a preferred embodiment, exploitation can be passed through
SQL Server database common language runtime (Common Language Runtime, CLR) component, CLR and Java are virtual
Machine is equally also a runtime environment, it is responsible for resource management (Memory Allocation and garbage collection etc.), and guarantees to apply and bottom
Necessary separation between layer operation system is the main enforcement engine of .NET Framework.Use .NET program development component
The CLR component of server is formed, and can integrate the function of the customized .NET application program of user using SQL Server, it will
CLR component is installed to database, for client call.CLR component can realize the generation of newest serial number and be sent to terminal
Function, and can periodically store the newest serial number of generation into database, prevent serial number from losing.If necessary to extend,
It can be by CLR deployment of components into more databases, by the way that serial number initial value, the first default value, the second preset quantity is arranged
With the parameters such as third default value, the CLR component on each database is made to form different serial numbers.
In one preferred embodiment, SQL Server database purchase serial number, such as storage flowing water can be used
Number initial value periodically stores newest serial number into SQL Server database to update serial number initial value, when serial number is lost
Afterwards, the serial number initial value that storage can be obtained from database forms newest serial number on the basis of serial number initial value, prevents
Serial number generates duplicate serial number after losing.Specifically, can be created in SQL Server database table SequenceNO with
Scheduled store serial number initial value.
In a preferred embodiment, the serial number generation unit 13 is further used for the value of the current serial number
Increase by the first default value and obtains the newest serial number.
In a preferred embodiment, the serial number generation unit 13 is further used in the second preset quantity of every formation
The newest serial number is stored to database after a newest serial number.
In a preferred embodiment, the serial number acquiring unit 12 is further used for when the current stream of acquisition from memory
When water failure, serial number initial value is obtained from database, current serial number is formed according to the serial number initial value.
In a preferred embodiment, the serial number acquiring unit 12 is further used for the value of the serial number initial value
Increase third default value and obtains the current serial number.
In a preferred embodiment, as shown in figure 9, the server further includes serial number reset cell 14.The flowing water
Number reset cell is used to that the serial number initial value stored in database to be replaced with preset value in preset time.
Since the principle that the server solves the problems, such as is similar with above method, the implementation side of may refer to of book server
The implementation of method, details are not described herein.
Based on same principle, the present embodiment also discloses a kind of terminal, which is used to send serial number to server and obtain
It takes and requests to form newest serial number according to the current serial number so that the server obtains current serial number from memory,
The newest serial number is returned, and the value of the current serial number is replaced with to the value of newest serial number.
Since the principle that the terminal solves the problems, such as is similar with above method, the implementation of this terminal may refer to method
Implement, details are not described herein.
System, device, module or the unit that above-described embodiment illustrates can specifically realize by computer chip or entity,
Or it is realized by the product with certain function.It is a kind of typically to realize that equipment is computer equipment, specifically, computer is set
It is standby for example can for personal computer, laptop computer, cellular phone, camera phone, smart phone, personal digital assistant,
Media player, navigation equipment, electronic mail equipment, game console, tablet computer, wearable device or these equipment
In any equipment combination.
Computer equipment specifically includes memory, processor and storage on a memory simultaneously in a typical example
The computer program that can be run on a processor is realized when the processor executes described program and is held as described above by client
Capable method, alternatively, the processor realizes the method executed as described above by server when executing described program.
Below with reference to Figure 10, it illustrates the structures for the computer equipment 600 for being suitable for being used to realize the embodiment of the present application to show
It is intended to.
As shown in Figure 10, computer equipment 600 includes central processing unit (CPU) 601, can be read-only according to being stored in
Program in memory (ROM) 602 is loaded into random access storage device (RAM) from storage section 608) program in 603
And execute various work appropriate and processing.In RAM603, also it is stored with system 600 and operates required various program sum numbers
According to.CPU601, ROM602 and RAM603 are connected with each other by bus 604.Input/output (I/O) interface 605 is also connected to
Bus 604.
I/O interface 605 is connected to lower component: the importation 606 including keyboard, mouse etc.；It is penetrated including such as cathode
The output par, c 607 of spool (CRT), liquid crystal ultramagnifier (LCD) etc. and loudspeaker etc.；Storage section 608 including hard disk etc.；
And including such as LAN card, the communications portion 609 of the network interface card of modem etc..Communications portion 609 via such as because
The network of spy's net executes communication process.Driver 610 is also connected to I/O interface 606 as needed.Detachable media 611, such as
Disk, CD, magneto-optic disk, semiconductor memory etc. are mounted on as needed on driver 610, in order to read from thereon
Computer program be mounted as needed such as storage section 608.
Particularly, according to an embodiment of the invention, may be implemented as computer above with reference to the process of flow chart description
Software program.For example, the embodiment of the present invention includes a kind of computer program product comprising be tangibly embodied in machine readable
Computer program on medium, the computer program include the program code for method shown in execution flow chart.At this
In the embodiment of sample, which can be downloaded and installed from network by communications portion 609, and/or from removable
Medium 611 is unloaded to be mounted.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method
Or technology come realize information store.Information can be computer readable instructions, data structure, the module of program or other data.
The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory (SRAM), moves
State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable
Programmable read only memory (EEPROM), flash memory or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM),
Digital versatile disc (DVD) or other optical storage, magnetic cassettes, tape magnetic disk storage or other magnetic storage devices
Or any other non-transmission medium, can be used for storage can be accessed by a computing device information.As defined in this article, it calculates
Machine readable medium does not include temporary computer readable media (transitory media), such as the data-signal and carrier wave of modulation.
For convenience of description, it is divided into various units when description apparatus above with function to describe respectively.Certainly, implementing this
The function of each unit can be realized in the same or multiple software and or hardware when application.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
It include so that the process, method, commodity or the equipment that include a series of elements not only include those elements, but also to wrap
Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described want
There is also other identical elements in the process, method of element, commodity or equipment.
It will be understood by those skilled in the art that embodiments herein can provide as method, system or computer program product.
Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the application
Form.It is deposited moreover, the application can be used to can be used in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
The application can describe in the general context of computer-executable instructions executed by a computer, such as program
Module.Generally, program module includes routines performing specific tasks or implementing specific abstract data types, programs, objects, group
Part, data structure etc..The application can also be practiced in a distributed computing environment, in these distributed computing environments, by
Task is executed by the connected remote processing devices of communication network.In a distributed computing environment, program module can be with
In the local and remote computer storage media including storage equipment.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (10)
1. a kind of transaction journal generation method characterized by comprising
Receive the serial number acquisition request of terminal transmission；
Current serial number is obtained from memory；
Newest serial number is formed according to the current serial number, the newest serial number is back to terminal, and will be described current
The value of serial number replaces with the value of newest serial number.
2. transaction journal generation method according to claim 1, which is characterized in that formed according to the current serial number
Newest serial number specifically includes:
The value of the current serial number is increased by the first default value and obtains the newest serial number.
3. transaction journal generation method according to claim 1, which is characterized in that the method also includes:
The newest serial number is stored to database after forming the newest serial number of the second preset quantity.
4. transaction journal generation method according to claim 3, which is characterized in that when obtaining current flowing water from memory
When number failure, serial number initial value is obtained from database, current serial number is formed according to the serial number initial value.
5. transaction journal generation method according to claim 4, which is characterized in that formed according to the serial number initial value
Current serial number specifically includes:
The value of the serial number initial value is increased into third default value and obtains the current serial number.
6. transaction journal generation method according to claim 5, which is characterized in that the third default value is greater than will
The difference of serial number initial value in newest serial number and database when newest serial number is stored to database.
7. a kind of transaction journal generation method characterized by comprising
To server transmission serial number acquisition request so that the server obtains current serial number from memory, worked as according to described
Preceding serial number forms newest serial number, and the newest serial number is returned, and the value of the current serial number is replaced with newest
The value of serial number.
8. a kind of server characterized by comprising
Request unit, for receiving the serial number acquisition request of terminal transmission；
Serial number acquiring unit, for obtaining current serial number from memory；
Serial number generation unit returns to the newest serial number for forming newest serial number according to the current serial number
To terminal, and the value of the current serial number is replaced with to the value of newest serial number.
9. a kind of computer equipment, can run on a memory and on a processor including memory, processor and storage
Computer program, which is characterized in that
The processor is realized when executing described program such as any one of claim 1-7 the method.
10. a kind of computer-readable medium, is stored thereon with computer program, which is characterized in that
It realizes when the program is executed by processor such as any one of claim 1-7 the method.
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