CN105786877B - A kind of date storage method, system and querying method - Google Patents
A kind of date storage method, system and querying method Download PDFInfo
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Abstract
The invention discloses a kind of data-storage system, method and querying method, including primary physical database, the first memory database, from physical database, the second memory database；The primary physical database is for storing primary sources, secondary sources and third class data；First memory database is used to store the primary sources in the primary physical database by the primary physical database；Wherein, the coherence request read and write to the secondary sources is higher than to the coherence request of primary sources read-write, by classifying to the data stored in primary physical database according to the height of coherence request, and the high data of coherence request are stored in the first memory database, and first memory database by the primary sources in synchronous duplication primary physical database, so as to guarantee the consistency of the high data of coherence request.
Description
Technical field
The present invention relates to network communication field, in particular to a kind of date storage method, system and querying method.
Background technique
With all kinds of business developments of operator and the expansion of internet channels and business, the CRM (Customer of operator
Relationship Management, customer relation management) system by towards thousands of operators system change
The system for turning to the end user towards number in terms of necessarily.This proposes wanting for higher and higher experience and performance to crm system
It asks, especially carries the CRM business system of core customer's data, pressure is increasing, traditional performance optimization method, such as main
Machine dilatation, data-base capacity-enlarging etc. do not catch up with business demand pressure buildup speed, and dilatation cost is very high, invest huge.
The prior art faces following problem: data are replicated using asynchronous replication technology, and read and write abruption, and telecommunications industry
The strong consistency of many business need data of crm system, if data duplication is not in time, is easy for out in peak traffic
The inconsistent problem of existing data, causes largely to complain phenomenon.Some simple statistics or inquiry business can only be shunted in this way to reading
Library, although being not thorough there are also effect, the pressure of core library is still very big.Meanwhile it being synchronized if data duplication uses
Reproduction technology then could successfully be submitted since a business needs two databases to handle simultaneously, cause the reduction of business efficiency.
Summary of the invention
The embodiment of the present invention provides a kind of data-storage system, method and querying method, counts in the prior art to solve
The demanding problem of big and data consistency according to library inquiry amount.
The embodiment of the present invention one provides data-storage system, including primary physical database, the first memory database, from physics
Database, the second memory database；It is first memory database, described from physical database and second memory database
It is only used for inquiring；
The primary physical database is for storing primary sources, secondary sources and third class data；
The data from physical database for primary physical database purchase described in asynchronous replication；
First memory database by the primary physical database for being stored in the primary physical database
Primary sources；
Second memory database passes through second stored from physical database in the primary physical database
Class data；
Wherein, the consistency read and write to the secondary sources is higher than to the coherence request of primary sources read-write
It is required that the access concurrency to the secondary sources is higher than the access concurrency to the third class data.
Preferably, first memory database is used to be synchronously written the he first-class numbert of the primary physical database write-in
According to；Secondary sources of second memory database for being written described in asynchronous write from physical database.
Preferably, first memory database is multiple, including main first memory database and from the first internal storage data
Library, first memory database of master is used to be synchronously written the primary sources of the primary physical database write-in, with write-in
Primary sources are relevant to be used to be synchronously written from the first memory database.
Preferably, second memory database is multiple, the second internal storage data relevant to the secondary sources of write-in
Library is used for asynchronous write.
Date storage method provided by Embodiment 2 of the present invention, the data provided applied to above-described embodiment one store system
System, comprising:
Receive data write request；
Primary physical database is written into the data, and is triggered from physical database asynchronous write；
If the data belong to primary sources, the data are synchronously written the first memory database；
If the data belong to secondary sources, by the data by described from physical database asynchronous write second
Memory database.
Preferably, the data are synchronously written the first memory database if the data belong to primary sources, also
Include:
The data synchronous write is become owner of into the first memory database；
It is relevant to the data that data write-in is carried out by first memory database of master from the first memory database.
Preferably, the data are passed through described asynchronous from physical database if the data belong to secondary sources
The second memory database is written, further includes: second memory database be it is multiple,
The second memory database relevant to the data carries out data write-in from physical database by described.
Preferably, if relevant to the data from the first memory database or the second memory number relevant with the data
Fail according to write-in, is then marked as down state.
The embodiment of the present invention three provide data query method, using above-described embodiment one provide data-storage system,
Include:
Receive data inquiry request；
According to the data inquiry request, the type for inquiring data is judged；
If the data are primary sources, the first memory database is inquired；
If the data are secondary sources, the second memory database is inquired；
If the data are third class data, inquire from physical database.
Preferably, inquiring primary physical database if there is no the data in first memory database；
First memory database is written into the data inquired；
If first memory database will be inquired including main first memory database and from the first memory database
The data first memory database of master is written, and trigger and the data be written from the first memory database accordingly.
Data-storage system, method and the querying method that above-described embodiment one is provided to embodiment three, including primary physical number
According to library, the first memory database, from physical database, the second memory database；It is first memory database, described from physics
Database and second memory database are only used for inquiring；The primary physical database is for storing primary sources, second
Class data and third class data；The data from physical database for primary physical database purchase described in asynchronous replication；Institute
The first memory database is stated for storing the primary sources in the primary physical database by the primary physical database；
Second memory database passes through the secondary sources stored from physical database in the primary physical database；Its
In, the coherence request read and write to the secondary sources is higher than to the coherence request of primary sources read-write, to institute
The access concurrency of secondary sources is stated higher than the access concurrency to the third class data, by primary physical database
The data of storage are classified according to the requirement of coherence request, concurrency, and the high data of coherence request are stored in
In one memory database, the high data of concurrency are stored in the second memory database, by concurrency is not high but an amount of access
Big data from physical database by storing；According to inquiry data attribute from corresponding memory space read so as to
Guarantee high access and meets the requirement of data consistency.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill in field, without any creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is the structural schematic diagram for the data-storage system that the embodiment of the present invention one provides；
Fig. 2 is date storage method flow chart provided by Embodiment 2 of the present invention；
Fig. 3 is the flow chart for the data query method that the embodiment of the present invention three provides.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
It is described in detail to one step, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, shall fall within the protection scope of the present invention.
Embodiment one
Fig. 1, for the structural schematic diagram for the data-storage system that the embodiment of the present invention one provides.As shown in Figure 1, the data are deposited
Storage system can include:
Primary physical database 11, the first memory database 12, from physical database 13, the second memory database 14.First
Memory database 12 is only used for inquiring from physical database 13 and the second memory database 14.
Wherein, primary physical database 11 is for storing primary sources, secondary sources and third class data.
The data that asynchronous replication primary physical database 11 stores are used for from physical database 13.
First memory database 12 is used to store the first kind in primary physical database 11 by primary physical database 11
Data；Second memory database 14 is by storing the secondary sources in primary physical database 11 from physical database 13；
Wherein, the coherence request read and write to secondary sources is higher than to the coherence request of primary sources read-write, it is right
The access concurrency of secondary sources is higher than the access concurrency to third class data.
Primary sources can be the data of strong consistency, such as operator CRM (Customer Relationship
Management, customer relation management) it is related to payment, change of product, subscriber data change etc. in business handling in system
Data are the data of strong consistency；Secondary sources can be the data of weak consistency, and third class data can be most weak consistency
Data.
In order to ensure the real-time of the primary sources in the first memory database, the first memory database 12 is for synchronizing
The primary sources that primary physical database 11 is written are written.And the second memory database 14 is used for asynchronous write from physical database
The secondary sources of 13 write-ins.
In order to share the storage pressure of the first memory database 12, the first memory database 12 can be it is multiple, can wrap
Include main first memory database and at least one from the first memory database.Wherein, first memory database of master is for same
The primary sources that step write-in primary physical database 11 is written, in first memory database of master for being synchronously written primary physical
After the primary sources that database 11 is written, triggering is described to pass through first memory database of master from the first memory database
The primary sources of the write-in of primary physical database 11 are synchronously written, due to passing through the first data of main memory from the first memory database
The primary sources that physical database 11 is written are written in library, are that data in memory synchronize operation, therefore are sharing the
While one memory database pressure, moreover it is possible to ensure the real-time of data.
It can be multiple to share the second memory database of storage pressure 14 of the second memory database 14.Wherein, more
A second memory database can by the secondary sources that are written from 13 asynchronous write primary physical database 11 of physical database,
Therefore, multiple second memory databases can also be ensured to second while sharing the storage pressure of the second memory database 14
Data are read in real time.
Second memory database 14 passes through the second class for being written from 13 asynchronous write primary physical database 11 of physical database
Data, can be using the similar Internet enterprises data method of synchronization, can also be using the side for extracting change based on database journal
Formula, the content that will be changed in primary physical database or be newly written, asynchronous refresh to the second memory database.Wherein, the second class
The data that data can be related to for general service inquiry and all static data inquiries, statistics, extraction etc..In addition, the
Two memory databases also reduce principal goods by the secondary sources being written from physical database asynchronous write primary physical database
Manage the pressure of database.
The above-mentioned data stored from 13 asynchronous replication primary physical database 11 of physical database, it is including but not limited to following several
Kind mode:
Mode one: trigger is used.Firstly, the change of primary physical database is triggered in interim table using trigger,
Then from interim table asynchronous refresh to from physical database.
Mode two: extracting the content for updating and being newly written from the log of primary physical database, then will be extracted
Daily record reproduction is to from physical database.It should be noted which is based on to the single table progress in primary physical database
Duplication.
Mode three: using the active dataguard technology of oracle database, which is based on database journal
Realize the full dose duplication of database.
As can be seen that mode two and mode three are in such a way that database journal replicates, but mode is second is that be based on
The automatic duplication of table one by one in primary physical database, in multiple very strong situations of table relevance, the duplication sequence of table
It is just critically important, it is inconsistent to be easy to appear data, and safeguard that configuration is very complicated.And mode third is that mentioned automatically by oracle database
For the technology of data consistency, and the automatic duplication based on full library, it is easy to maintain.It in practical applications, can be according to difference
Demand, voluntarily select the mode of asynchronous replication, for example, when being updated in primary physical database or newly the content that is written is less,
The content in primary physical database can be replicated asynchronously to from physical database using aforesaid way one or mode two；When
It is updated in primary physical database or when the content that is newly written is more, it can will be in primary physical database using aforesaid way three
Appearance is replicated asynchronously to from physical database.Since the table in the database of general telecommunications industry crm system is very more, table and table
Between connection relationship and data model it is complicated, it is difficult to the duplication for accomplishing full dose table is only capable of support section key table, and is realizing
Under the associated scene of multilist, it is difficult to support, need to do a large amount of program transformation and realize single table access, therefore use oracle data
The active dataguard technology in library is, it can be achieved that the scene of complex statistics inquiry uses, as the inquiry of report class, including business are received
Enter daily paper, merchandise sales daily paper, operating income report query, core of reckoning by the piece reward inquiry, business check class business such as KPI index and
Business monitoring data are extracted, operation analysis system data are extracted etc..
The read-only access from physical database 13 can be closed in data write phase in order to not influence the real-time of data
Limitation.
The data-storage system that above-described embodiment one provides, including primary physical database, the first memory database, from physics
Database, the second memory database；It is first memory database, described from physical database and second memory database
It is only used for inquiring；The primary physical database is for storing primary sources, secondary sources and third class data；It is described from object
Manage data of the database for primary physical database purchase described in asynchronous replication；First memory database is used for by described
Primary physical database stores the primary sources in the primary physical database；Second memory database by it is described from
Physical database stores the secondary sources in the primary physical database；Wherein, to the one of primary sources read-write
Cause property requires to be higher than the coherence request for reading and writing the secondary sources, is higher than to the access concurrency of the secondary sources
To the access concurrency of the third class data, by the data stored in primary physical database according to coherence request, simultaneously
The requirement of hair amount is classified, and the high data of coherence request are stored in the first memory database, and concurrency is high
Data are stored in the second memory database, by concurrency is not high but an amount of access is big data by depositing from physical database
Storage；It reads according to the attribute of inquiry data from corresponding memory space so as to guarantee high access and meet data consistency
Requirement.
Embodiment two
Based on the same technical idea, the embodiment of the present invention two also provides a kind of date storage method, and this method can be applied
In the data-storage system that above-described embodiment one provides.
Fig. 2 is date storage method flow chart provided by Embodiment 2 of the present invention.As shown, the date storage method
Can include:
S201, data write request is received.
S202, received data are written to primary physical database, and triggered from physical database asynchronous write.
S203, judge whether received data belong to primary sources.If received data belong to primary sources, turn
To step S204；Otherwise, step S205 is gone to.
S204, received data are synchronously written the first memory database.
S205, judge whether received data belong to secondary sources.If received data belong to secondary sources, turn
To step S206, otherwise terminate.
S206, by received data by from the second memory database of physical database asynchronous write.
In order to share the storage pressure of the first memory database, the first memory database can be it is multiple, if the first memory
Database be it is multiple, that is, include main first memory database and at least one from the first memory database when, in step S204
After received data are synchronously written i.e. main first memory database of the first memory database, received data can also be passed through
Main first memory database is synchronously written at least one from the first memory database.In the first memory database of master synchronous write
After the primary sources for becoming owner of physical database write-in, triggering is described to pass through first memory of master from the first memory database
The primary sources of primary physical database write-in are written in database synchronization, due to passing through main memory first from the first memory database
The primary sources of physical database write-in are written in database, are that the data in memory synchronize operation, therefore are sharing
While first memory database pressure, moreover it is possible to ensure the real-time of data.
In order to guarantee data write-in efficiency, if by received data by lead the first memory database be synchronously written to
Few one from the first memory database when write-in failure occurs, then corresponding write-in can be failed from the first memory number
Status indication according to library is down state.
Specifically, if the second memory database be it is multiple, in step S206, by received data by from physical data
Multiple second memory databases of library asynchronous write.
In order to ensure the efficiency of data write-in, if by received data by from physical database asynchronous write multiple the
There is a situation where write-in failures when two memory databases, then can be by the state mark of the second memory database of corresponding write-in failure
It is denoted as down state.
The date storage method that above-described embodiment two provides, the data storage provided applied to above-described embodiment one
System, comprising: receive data write request；Primary physical database is written into the data, and is triggered asynchronous from physical database
Write-in；If the data belong to primary sources, the data are synchronously written the first memory database；If the data category
In secondary sources, then by the data by described from the second memory database of physical database asynchronous write, by master
The data stored in physical database are classified according to the requirement of coherence request, concurrency, and coherence request is high
Data are stored in the first memory database, and the high data of concurrency are stored in the second memory database, and concurrency is not high
But the big data of an amount of access from physical database by storing；According to the attribute of inquiry data from corresponding memory space
It reads so as to guarantee high access and meet the requirement of data consistency.
Embodiment three
Based on the above embodiment on the basis of a data-storage system provided, the embodiment of the present invention three also provides a kind of number
According to querying method.
Fig. 3, for the flow chart for the data query method that the embodiment of the present invention three provides.As shown in figure 3, this method can wrap
It includes:
S301, data inquiry request is received.
S302, according to the data inquiry request, judge the type for inquiring data.If the inquiry data are he first-class numbert
According to then going to step S303；If the inquiry data are secondary sources, step S304 is gone to；If the inquiry data are
Third class data, then go to step S305.
S303, the first memory database of inquiry.
S304, the second memory database of inquiry.
S305, it inquires from physical database.
After receiving data inquiry request, can by Agent layer in the data inquiry request received table name and
Data type carries out business packed.Wherein data type can be primary sources, secondary sources, third class data.If receiving
To after data inquiry request, by the table name of encapsulation, determine that inquired data type is primary sources, then can directly from
Data are read in first memory database；If after receiving data inquiry request, being inquired by the table name of encapsulation, determination
Data type is secondary sources, then directly data can be read from the second memory database, if receiving data inquiry request
After, by the table name of encapsulation, determines that inquired data type is third class data, then can directly inquire from physical data
Library.In order to improve the speed of reading data, Agent layer when carrying out business packed to the table name in inquiry request, data type,
Also querying condition also can be subjected to business packed.
Specifically, when inquiring the first memory database in above-mentioned steps S303, if from the first internal storage data inquired
Library does not inquire the data, then continues to inquire primary physical database, and the data that can will be inquired in primary physical database
It is synchronously written first memory database.If the first memory database include main first memory database and at least one from the
When one memory database, then the data inquired in primary physical database can be synchronously written to the first main memory database,
And it triggers accordingly from the first memory database write-in data inquired from primary physical database.
In order to share the storage pressure of the first memory database, it includes main that the first memory database, which can be multiple,
One memory database and at least one from the first memory database.If the first memory database be it is multiple, can be by main first
Memory database and distributor is set before the first memory database, by distributor by received inquiry data according to certain
Rule is distributed to different memory databases and is handled.
It should be noted that data-storage system, method and querying method that above-described embodiment one is provided to embodiment three
Application can be applied not only to telecommunications industry scene, apply also for other industries, such as internet, enterprise, bank.
Data-storage system, method and the querying method that above-described embodiment one is provided to embodiment three, including primary physical number
According to library, the first memory database, from physical database, the second memory database；It is first memory database, described from physics
Database and second memory database are only used for inquiring；The primary physical database is for storing primary sources, second
Class data and third class data；The data from physical database for primary physical database purchase described in asynchronous replication；Institute
The first memory database is stated for storing the primary sources in the primary physical database by the primary physical database；
Second memory database passes through the secondary sources stored from physical database in the primary physical database；Its
In, the coherence request read and write to the secondary sources is higher than to the coherence request of primary sources read-write, to institute
The access concurrency of secondary sources is stated higher than the access concurrency to the third class data, by primary physical database
The data of storage are classified according to the requirement of coherence request, concurrency, and the high data of coherence request are stored in
In one memory database, the high data of concurrency are stored in the second memory database, by concurrency is not high but an amount of access
Big data from physical database by storing；According to inquiry data attribute from corresponding memory space read so as to
Guarantee high access and meets the requirement of data consistency.
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.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of data-storage system, which is characterized in that including primary physical database, the first memory database, from physical data
Library, the second memory database；First memory database described is only used from physical database with second memory database
In inquiry；
The primary physical database is for storing primary sources, secondary sources and third class data；
The data from physical database for primary physical database purchase described in asynchronous replication；
First memory database is used to store first in the primary physical database by the primary physical database
Class data；
Second memory database passes through the he second-class number stored from physical database in the primary physical database
According to；
Wherein, it is higher than the consistency for reading and writing the secondary sources to the coherence request of primary sources read-write to want
It asks, the access concurrency to the third class data is higher than to the access concurrency of the secondary sources.
2. data-storage system as described in claim 1, which is characterized in that
First memory database is used to be synchronously written the primary sources of the primary physical database write-in；In described second
Secondary sources of the deposit data library for being written described in asynchronous write from physical database.
3. data-storage system as claimed in claim 2, which is characterized in that first memory database is multiple, including
It leads the first memory database and from the first memory database, first memory database of master is for being synchronously written the primary physical
The primary sources of database write-in, it is described to be become owner of from the first memory database by the first memory database of master synchronous write
The primary sources of physical database write-in.
4. data-storage system as claimed in claim 2, which is characterized in that second memory database be it is multiple, it is multiple
Second memory database passes through the secondary sources that are written from physical database asynchronous write primary physical database.
5. a kind of date storage method, which is characterized in that be applied to such as Claims 1-4 described in any item data storages system
System, comprising:
Receive data write request；
Primary physical database is written into the data, and is triggered from physical database asynchronous write；
If the data belong to primary sources, the data are synchronously written the first memory database；
If the data belong to secondary sources, by the data by described from the second memory of physical database asynchronous write
Database.
6. method as claimed in claim 5, which is characterized in that if the data belong to primary sources, by the data
It is synchronously written the first memory database, further includes:
The data synchronous write is become owner of into the first memory database；
After the data synchronous write is become owner of the first memory database, write-in is led by first memory database of master
The primary sources of physical database are synchronously written from the first memory database.
7. method as claimed in claim 5, which is characterized in that if the data belong to secondary sources, by the data
By described from the second memory database of physical database asynchronous write, further includes: second memory database be it is multiple, then
The secondary sources of primary physical database will be written by from multiple second memory databases of physical database asynchronous write.
8. method according to claim 6 or 7, which is characterized in that if relevant to the data from the first memory database
Or the second internal storage data write-in failure relevant to the data, then it is marked as down state.
9. a kind of data query method, which is characterized in that be applied to such as Claims 1-4 described in any item data storages system
System, comprising:
Receive data inquiry request；
According to the data inquiry request, the type for inquiring data is judged；
If the data are primary sources, the first memory database is inquired；
If the data are secondary sources, the second memory database is inquired；
If the data are third class data, inquire from physical database.
10. method as claimed in claim 9, which is characterized in that
If there is no the data in first memory database, primary physical database is inquired；
First memory database is written into the data inquired；
If first memory database is including main first memory database and from the first memory database, the institute that will be inquired
It states data and first memory database of master is written, and trigger and the data are written from the first memory database accordingly.
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| CN106970934A (en) * | 2017-01-16 | 2017-07-21 | 平安银行股份有限公司 | Trading processing control method and system |
| CN109241180B (en) * | 2018-08-01 | 2021-06-04 | 福建天泉教育科技有限公司 | Data synchronization method and device based on log |
| CN112347073A (en) * | 2020-10-27 | 2021-02-09 | 山东开创云计算有限公司 | Multiple data system |
| CN112966129A (en) * | 2021-02-26 | 2021-06-15 | 北京奇艺世纪科技有限公司 | Multimedia data attention parameter query method, device and equipment |
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| CN103390041A (en) * | 2013-07-18 | 2013-11-13 | 杭州东信北邮信息技术有限公司 | Method and system for providing data service based on middleware |
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| CN101640587A (en) * | 2008-08-01 | 2010-02-03 | 华为技术有限公司 | Data synchronization method and data synchronization device |
| CN102279855A (en) * | 2010-06-10 | 2011-12-14 | 三星电子（中国）研发中心 | Device and method for treating transactions with database |
| CN103390041A (en) * | 2013-07-18 | 2013-11-13 | 杭州东信北邮信息技术有限公司 | Method and system for providing data service based on middleware |
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