CN108363796A - A kind of moving method and device of data - Google Patents
A kind of moving method and device of data Download PDFInfo
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- CN108363796A CN108363796A CN201810154898.6A CN201810154898A CN108363796A CN 108363796 A CN108363796 A CN 108363796A CN 201810154898 A CN201810154898 A CN 201810154898A CN 108363796 A CN108363796 A CN 108363796A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/21—Design, administration or maintenance of databases
- G06F16/214—Database migration support
Abstract
This application discloses a kind of moving method of data and devices, wherein method includes：At least one data attribute information is obtained, includes per data attribute information：Title, the effective time of the establishment moment of data, preset data of the mark of data, the database of preservation data, and access the record of data；Judge at least one data attribute information, if it is not later than the default deadline moment at the time of presence after establishment moment delay effective time, and, the number that data are accessed in effective time is less than the first object data attribute information of preset times；If there are first object data attribute informations at least one data attribute information, access the database corresponding to the title of database in first object data attribute information, and from database, the data corresponding to the mark of data in first object data attribute information are migrated.Pass through the embodiment of the present application, it is possible to reduce the less data being queried in database, to improve the search efficiency of data.
Description
Technical field
This application involves field of database management, more particularly to the moving method and device of a kind of data.
Background technology
In the data that database is preserved, there are some less data being queried, wherein the less number being queried
According to can be：Tables of data in database, the information etc. recorded in tables of data.
In general, the less data being queried account for the ratio for having preserved data, up to 90% or more in the database, this
When, the less presence for being queried data can reduce the search efficiency of database.
The less data being queried are migrated out from database therefore, it is necessary to a kind of, to improve the inquiry of database
Efficiency.
Invention content
Based on this, this application provides a kind of moving method of data, for by the less data being queried from database
In migrate out, to improve the search efficiency of database.
Present invention also provides a kind of moving apparatus of data, to ensure the realization and application of the above method in practice.
Technical solution provided by the present application is：
This application provides a kind of moving method of data, this method includes：
Obtain at least one data attribute information, wherein include per data attribute information：The mark of data preserves institute
The title of the database of data, the effective time of the establishment moment of the data, the preset data are stated, and described in access
The record of data, wherein the record includes：Access the number of the data；
Judge at least one data attribute information, if at the time of presence after establishment moment delay effective time
It is not later than the default deadline moment, and, the number that the data are accessed in the effective time is less than the first of preset times
Target data attribute information；
If there are the first object data attribute informations at least one data attribute information, described first is accessed
Database in target data attribute information corresponding to the title of database, and from the database, by the first object
Data in data attribute information corresponding to the mark of data are migrated.
Wherein, the record further includes：At the time of accessing the data every time；
The method further includes：
When detect access at least one data attribute information data corresponding to the mark of data when, update institute
State record；
If the first object data attribute information is not present at least one data attribute information, described in judgement extremely
In few a data attribute information, if be not later than default deadline at the time of presence after establishment moment delay effective time
Moment, and, the number that the data are accessed in the effective time is not less than the second target data attribute information of preset times；
If there are when the second target data attribute information at least one data attribute information, by described second
In target data attribute information, at the time of the establishment moment of the data is updated to access the data the latest.
Wherein, it is described from the database, corresponding to the mark of data in the first object data attribute information
Data migrated after, further include：
From at least one data attribute information, the first object data attribute information is deleted, after obtaining deletion
At least one data attribute information.
Wherein, at least one data attribute information of the acquisition, including：
Every preset time, at least one current data attribute information is obtained.
Wherein, it is described from the database, by the first object data attribute information data mark institute it is right
After the data answered are migrated, further include：
The quantity of the first object data attribute information corresponding to the data of migration is currently completed in statistics；
Determine that current migration progress, the current migration progress are：The ratio of first quantity and the second quantity, wherein institute
Stating the first quantity is：The current quantity that the first object data attribute information corresponding to the data of migration is completed；Described second
Quantity is：The total quantity of the first object data attribute information；
Show the current migration progress.
Disclosed herein as well is a kind of moving apparatus of data, which includes：
Acquiring unit, for obtaining at least one data attribute information, wherein include per data attribute information：Data
Mark, preserve the data the title of database, the establishment moment of the data, the preset data it is effective when
It is long, and access the record of the data, wherein the record includes：Access the number of the data；
First judging unit, for judging at least one data attribute information, if exist and prolong establishment moment
It is not later than the default deadline moment at the time of after slow effective time, and, the number of the data is accessed in the effective time
Less than the first object data attribute information of preset times；
Migration units, for there are described in judging at least one data attribute information in the first judging unit
One target data attribute information accesses the database corresponding to the title of database in the first object data attribute information,
And from the database, the data corresponding to the mark of data in the first object data attribute information are migrated.
Wherein, the record in the acquiring unit further includes：At the time of accessing data every time, described device further includes：
First updating unit detects that the mark institute for accessing data at least one data attribute information is right for working as
When the data answered, the record is updated；
Second judgment unit, in judging at least one data attribute information in first judging unit not
There are when the first object data attribute information, judge at least one data attribute information, if existing will create
It is not later than the default deadline moment at the time of after moment delay effective time, and, the data are accessed in the effective time
Number be not less than preset times the second target data attribute information；
Second updating unit, for judging to deposit at least one data attribute information in the second judgment unit
In the second target data attribute information, by the second target data attribute information, the establishment moment of the data
At the time of being updated to access the data the latest.
Wherein, described device further includes：
Deleting unit, for migration units from the database, will in the first object data attribute information number
According to mark corresponding to data migrated after, from least one data attribute information, delete first mesh
Mark data attribute information, at least one data attribute information after being deleted.
Wherein, the acquiring unit, is specifically used for：Every preset time, current at least one data attribute letter is obtained
Breath.
Wherein, described device further includes：
Statistic unit, for migration units from the database, will in the first object data attribute information number
According to mark corresponding to data migrated after, first object data corresponding to the data of migration are currently completed in statistics
The quantity of attribute information；
Determination unit, for determining, currently migration progress, the current migration progress are：First quantity and the second quantity
Ratio, wherein first quantity is：The current number that the first object data attribute information corresponding to the data of migration is completed
Amount；Second quantity is：The total quantity of the first object data attribute information；
Display unit, for showing the current migration progress.
The application's has the beneficial effect that：
In the embodiment of the present application, it from least one data attribute information, judges whether that moment delay will be accessed
Default deadline is not later than at the time of after effective time, and, the of access times in effective time not less than preset times
One target data attribute information, at this point, the first object data attribute information judged, is to default deadline moment number
The term of validity is arrived according to attribute information, also, the accessed number of the data is less than preset times in effective time, therefore,
The first object data attribute information be exactly to term of validity and less accessed data, therefore, by database with
The corresponding data of mark of data in one target data attribute-bit, are migrated, less accessed in database to reduce
Data, to reduce the quantity in database, to improve the search efficiency of data in database.
Description of the drawings
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 technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of flow chart of the moving method embodiment of data in the application；
Fig. 2 is a kind of structural schematic diagram of the moving apparatus embodiment of data in the application.
Specific implementation mode
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 describes, 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.
With reference to figure 1, a kind of flow chart of the moving method embodiment of data in the application is shown, this method embodiment can
To include：
Step 101：Obtain at least one data attribute information, wherein include per data attribute information：The mark of data
Know, preserve the title of the database of the data, the effective time of the establishment moment of the data, the preset data, and accesses
The record of the data, record include the number for accessing the data.
In the present embodiment, data can be the record in tables of data or tables of data.At least one data attribute is believed
Breath, most starts to be configured by administrative staff, also, at least one at least one data attribute information refers to：Management
The total quantity of the data attribute information of personnel depaly, without refer to administrative staff configuration data attribute information total quantity in, no
Data attribute information less than one.For example, when administrative staff are configured with 1000 data attribute informations, herein at least one
It is just 1000.
Wherein, per data attribute information in may include the mark of data, preserve the data database title, should
The establishment moment of data, the effective time of the preset data and the record for accessing the data.Wherein, record may include
The information such as at the time of access times and every time access, the mark of data can be the title of data, for example, when data are data
When table, the mark of the data can be the title of tables of data；When data are the record in tables of data, the marks of the data can be with
The specific location being recorded in for this in tables of data.
Certainly, the mark of data can also be other forms in practical applications, and the present embodiment is not to the mark of data
Concrete form is construed as limiting, as long as the data can be identified.At this point, being directed to each data, all preserve and the data
Mark, at the time of preserving the title of the database of the data, the establishment moment of the data, and access the data between pair
It should be related to.At least one data attribute information of configuration can be stored in allocation list,
When administrative staff are according to current practice, after being configured at least one data attribute information, then, in this implementation
In example, when server detects that the data at least one data attribute information corresponding to the mark of data are accessed, clothes
Business device updates the data in attribute information, the corresponding access data record of the data, for example, the access times of the data are updated,
And the information such as at the time of accessing the data every time.In this step, every preset time, current data attribute letter is obtained
Breath.
Step 102：Judge at least one data attribute information, if exist after establishment moment is postponed effective time
At the time of be not later than the default deadline moment, and, the number that the data are accessed in effective time is less than the of preset times
One target data attribute information.
After getting current data attribute information, then, in this step, judges in data attribute information, be
It is not later than the default deadline moment at the time of after the no delay effective time there are establishment moment, and, number is accessed in effective time
According to number be less than preset times data attribute information, for convenience, the present embodiment will meet the data of conditions above
Attribute information is referred to as first object data attribute information.Wherein, it can be current time to preset the deadline moment, can also
For a certain moment of other settings, this example is not construed as limiting the concrete form for presetting the deadline moment.
Specifically, judging at least one data attribute information, if there are the first object data for meeting certain condition
The process of attribute information may include step A1~step A4：
Step A1：According to preset order, a data attribute information is obtained.
After getting at least one data attribute information, then, in this step, from data attribute information, determine
Go out current a data attribute information to be judged.Specifically, in this step, preset order can be：According at least one
The sequencing of every data attribute information in data attribute information obtains current a data attribute information to be judged.
In addition, preset order can also be：To being indexed per the establishment moment in data attribute information in allocation list, according to index
Sequence, obtain every data attribute information successively；It can also be by being arranged one per data attribute information in allocation list
A ID obtains every data attribute information successively by the sequencing of ID.Certainly, the present embodiment can also pass through other
Mode obtain every data attribute information successively, the present embodiment do not make the mode for specifically obtaining every data attribute information
It limits.In this step, the first data attribute information is obtained.
Step A2：Judge whether the data attribute information meets, by establishment moment postpone effective time after at the time of between not
It is later than the default deadline moment, and, the number that the data are accessed in effective time is less than preset times, if satisfied, then holding
Row step A4.
After getting data attribute information, then, in this step, judge whether the data attribute information meets, it will
It is not later than the default deadline moment between at the time of after establishment moment delay effective time, and, the number is accessed in effective time
According to number be less than preset times.
If not satisfied, then there may be two kinds of situations, the first situations：When the data are also less than preset deadline
It carves, obtains lower a data attribute information at this time, and execute the action of step A2；The second situation：The data have arrived preset
The deadline moment, but the number that the data are accessed in effective time is not less than preset times, and then show the data
It is not by the data of less access, at this point, it is not necessary to the data are migrated out from database, at this point, executing step A3
Action.
If satisfied, then showing in the data attribute information, the data corresponding to Data Identification arrive the default off period
Limit, also, the number that the data are accessed in effective time is less than preset times, and then show that the data are accessed less
Data, therefore, it is necessary to migrate out the data from database.At this point, executing the action of step A4.
Step A3：By in the data attribute information, at the time of the establishment moment of data is updated to access the data the latest, and
From at least one data attribute information, lower a data attribute information is obtained, and return to step the action of A2.
Due to the number that the data corresponding to the data attribute information are accessed in effective time, not less than default time
Number, therefore the data are not to access less data；Although the pot-life of the data has arrived preset deadline at this time
Carve, server will not by the Data Migration, but, by the corresponding data attribute information of the data, by the establishment of the data
Moment is updated to：In the record for accessing the data, at the time of accessing the data the latest.
Then, according to preset order, after getting lower a data attribute information, then, to the number currently got
According to attribute information, executed according to the action of step A2.
Step A4：By current data attribute information, it is determined as first object data attribute information, and obtains next number
According to attribute information, the action of A2 is returned to step.
When judging in current data attribute information, when the data corresponding to the mark of data are migrated,
In this step, by current data attribute information, it is determined as first object data attribute information, then, obtains lower a data
Attribute information returns to step the action of A2.
Step 103：Access first object data attribute information in database title corresponding to database, and from this
Data Migration corresponding to mark in database by the data is gone out.
In this step, the database corresponding to the title of the database in the first object data attribute information is accessed,
And the Data Migration corresponding to the mark from the database by the data is gone out.Specifically, other databases can be moved to,
It can also currently move in other memory spaces, the present embodiment is not construed as limiting target migration address.
It should be noted that in practical applications, when the quantity for the first object data attribute information judged is multiple
When, the present embodiment can be directed to each first object data attribute information respectively, which is corresponded to
Data migrated, can also the corresponding data of multiple first object data attribute informations be subjected to batch migration.For tool
The migration pattern of body, the present embodiment do not limit specifically.
In the present embodiment, by data corresponding to first object data attribute information after being migrated out in database, from
In at least one data attribute information, the first object data attribute information is deleted.Also, it every preset time, obtains current
At least one data attribute information then executed according to the action of step 102~step 103.
In the present embodiment, when being executed every time according to the action of step 101~step 103, if in current implementation procedure,
After determining multiple first object data attribute informations, migrated by the data corresponding to first object data attribute information
During, current migration progress, the information such as history migration statistics can be shown by the form of webpage.Specifically, displaying is worked as
The process of preceding migration progress may include step B1~step B3：
Step B1：The quantity of the first object data attribute information corresponding to the data of migration is currently completed in statistics.
In this step, the quantity of the first object data attribute information corresponding to the current data for completing migration of statistics,
For convenience, the present embodiment believes the current first object data attribute being completed corresponding to the data of migration counted
The quantity of breath is referred to as the first quantity.
Step B2：Determine that current migration progress, the current migration progress are：The ratio of first quantity and the second quantity,
Wherein, first quantity is：The current quantity that the first object data attribute information corresponding to the data of migration is completed；Institute
Stating the second quantity is：The total quantity of the first object data attribute information.
In the present embodiment, the total quantity for the first object attribute information determined is referred to as the second quantity, in determination
After going out the first quantity, then, in this step, by the ratio between the first quantity and the second quantity, it is determined as current migration progress.
Step B3：Show the first object data attribute information and the current migration progress.
After determining current migration progress, then, in this step, current migration progress is shown.For example, with webpage
The current migration progress of information displaying.
In the embodiment of the present application, it from least one data attribute information, judges whether that moment delay will be accessed
Default deadline is not later than at the time of after effective time, and, the of access times in effective time not less than preset times
One target data attribute information, at this point, the first object data attribute information judged, is to default deadline moment number
The term of validity is arrived according to attribute information, also, the accessed number of the data is less than preset times in effective time, therefore,
The first object data attribute information be exactly to term of validity and less accessed data, therefore, by database with
The corresponding data of mark of data in one target data attribute-bit, are migrated, less accessed in database to reduce
Data, to reduce the quantity in database, to improve the search efficiency of data in database.
With reference to figure 2, show that a kind of structural schematic diagram of the moving apparatus embodiment of data in the application, the device are implemented
Example may include：
Acquiring unit 201, for obtaining at least one data attribute information, wherein include per data attribute information：Number
According to mark, preserve the data the title of database, the establishment moment of the data, the preset data it is effective when
It is long, and access the record of the data, wherein the record includes：Access the number of the data；
First judging unit 202, for judging at least one data attribute information, if exist establishment moment
It is not later than the default deadline moment at the time of after delay effective time, and, time of the data is accessed in the effective time
First object data attribute information of the number less than preset times；
Migration units 203, for judging that there are institutes at least one data attribute information in the first judging unit
First object data attribute information is stated, the data corresponding to the title of database in the first object data attribute information are accessed
Library, and from the database, the data corresponding to the mark of data in the first object data attribute information are moved
It moves.
Wherein, the record in the acquiring unit further includes：At the time of accessing data every time, described device can also wrap
It includes：
First updating unit detects that the mark institute for accessing data at least one data attribute information is right for working as
When the data answered, the record for accessing data is updated；
Second judgment unit, in judging at least one data attribute information in first judging unit not
There are when the first object data attribute information, judge at least one data attribute information, if existing will create
It is not later than the default deadline moment at the time of after moment delay effective time, and, the data are accessed in the effective time
Number be not less than preset times the second target data attribute information；
Second updating unit, for judging to deposit at least one data attribute information in the second judgment unit
In the second target data attribute information, by the second target data attribute information, the establishment moment of the data
At the time of being updated to access the data the latest.
Wherein, described device can also include：
Deleting unit, for migration units from the database, will in the first object data attribute information number
According to mark corresponding to data migrated after, from least one data attribute information, delete first mesh
Mark data attribute information, at least one data attribute information after being deleted.
Wherein, the acquiring unit, is specifically used for：Every preset time, current at least one data attribute letter is obtained
Breath.
Wherein, described device can also include：
Statistic unit, for migration units from the database, will in the first object data attribute information number
According to mark corresponding to data migrated after, first object data corresponding to the data of migration are currently completed in statistics
The quantity of attribute information；
Determination unit, for determining, currently migration progress, the current migration progress are：First quantity and the second quantity
Ratio, wherein first quantity is：The current number that the first object data attribute information corresponding to the data of migration is completed
Amount；Second quantity is：The total quantity of the first object data attribute information；
Display unit, for showing the current migration progress.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with it is other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.Herein, such as " first " and
The relational terms of " second " or the like are only used to distinguish one entity or operation from another entity or operation, and
Without necessarily requiring or implying that between these entities or operation, there are any actual relationship or orders.In the text
The word explanations such as "include", "comprise" be comprising meaning rather than exclusive or exhaustive meaning；That is, be " include but
Be not limited to " meaning.Deformation, same replacement without departing from the inventive concept of the premise, can also be made, improved etc., these
Belong to protection scope of the present invention.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the application.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can in other embodiments be realized in the case where not departing from spirit herein or range.Therefore, the application
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (10)
1. a kind of moving method of data, which is characterized in that the method includes：
Obtain at least one data attribute information, wherein include per data attribute information：The mark of data preserves the number
According to database title, the effective time of the establishment moment of the data, the preset data, and access the data
Record, wherein the record includes：Access the number of the data；
Judge at least one data attribute information, if not late at the time of presence after establishment moment delay effective time
In the default deadline moment, and, the number that the data are accessed in the effective time is less than the first object of preset times
Data attribute information；
If accessing the first object there are the first object data attribute information at least one data attribute information
Database in data attribute information corresponding to the title of database, and from the database, by the first object data
Data in attribute information corresponding to the mark of data are migrated.
2. according to the method described in claim 1, it is characterized in that, the record further includes：Access every time the data when
It carves；
The method further includes：
When detect access at least one data attribute information data corresponding to the mark of data when, update the note
Record；
If the first object data attribute information is not present at least one data attribute information, at least one described in judgement
In data attribute information, if when being not later than default deadline at the time of presence after establishment moment delay effective time
It carves, and, the number that the data are accessed in the effective time is not less than the second target data attribute information of preset times；
If there are when the second target data attribute information at least one data attribute information, by second target
In data attribute information, at the time of the establishment moment of the data is updated to access the data the latest.
3. according to the method described in claim 2, it is characterized in that, it is described from the database, by the first object number
After the data corresponding to mark according to data in attribute information are migrated, further include：
From at least one data attribute information, the first object data attribute information is deleted, after being deleted extremely
Few a data attribute information.
4. according to the method described in claim 3, it is characterized in that, at least one data attribute information of the acquisition, including：
Every preset time, at least one current data attribute information is obtained.
5. according to the method described in claim 1, it is characterized in that, it is described from the database, by the first object
After data in data attribute information corresponding to the mark of data are migrated, further include：
The quantity of the first object data attribute information corresponding to the data of migration is currently completed in statistics；
Determine that current migration progress, the current migration progress are：The ratio of first quantity and the second quantity, wherein described
One quantity is：The current quantity that the first object data attribute information corresponding to the data of migration is completed；Second quantity
For：The total quantity of the first object data attribute information；
Show the current migration progress.
6. a kind of moving apparatus of data, which is characterized in that described device includes：
Acquiring unit, for obtaining at least one data attribute information, wherein include per data attribute information：The mark of data
Know, preserve the title of the database of the data, the effective time of the establishment moment of the data, the preset data, with
And access the record of the data, wherein the record includes：Access the number of the data；
First judging unit, for judging at least one data attribute information, if existing has establishment moment delay
It is not later than the default deadline moment at the time of after effect duration, and, the number that the data are accessed in the effective time is less than
The first object data attribute information of preset times；
Migration units, for there are first mesh in judging at least one data attribute information in the first judging unit
Data attribute information is marked, accesses the database corresponding to the title of database in the first object data attribute information, and from
In the database, the data corresponding to the mark of data in the first object data attribute information are migrated.
7. device according to claim 6, which is characterized in that the record in the acquiring unit further includes：It accesses every time
At the time of data, described device further includes：
First updating unit detects in access at least one data attribute information for working as corresponding to the mark of data
When data, the record is updated；
Second judgment unit, for judging to be not present at least one data attribute information in first judging unit
When the first object data attribute information, judge at least one data attribute information, if exist establishment moment
It is not later than the default deadline moment at the time of after delay effective time, and, time of the data is accessed in the effective time
Second target data attribute information of the number not less than preset times；
Second updating unit, for judging that there are institutes at least one data attribute information in the second judgment unit
When stating the second target data attribute information, by the second target data attribute information, the establishment moment of the data updates
At the time of to access the data the latest.
8. device according to claim 7, which is characterized in that described device further includes：
Deleting unit, for migration units from the database, by data in the first object data attribute information
After the corresponding data of mark are migrated, from least one data attribute information, the first object number is deleted
According to attribute information, at least one data attribute information after being deleted.
9. device according to claim 8, which is characterized in that the acquiring unit is specifically used for：Every preset time,
Obtain at least one current data attribute information.
10. device according to claim 6, which is characterized in that described device further includes：
Statistic unit, for migration units from the database, by data in the first object data attribute information
After the corresponding data of mark are migrated, the first object data attribute corresponding to the data of migration is currently completed in statistics
The quantity of information；
Determination unit, for determining, currently migration progress, the current migration progress are：The ratio of first quantity and the second quantity
Value, wherein first quantity is：The current number that the first object data attribute information corresponding to the data of migration is completed
Amount；Second quantity is：The total quantity of the first object data attribute information；
Display unit, for showing the current migration progress.
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| CN201810154898.6A CN108363796A (en) | 2018-02-23 | 2018-02-23 | A kind of moving method and device of data |
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| CN201810154898.6A CN108363796A (en) | 2018-02-23 | 2018-02-23 | A kind of moving method and device of data |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN112363801A (en) * | 2020-11-10 | 2021-02-12 | 海光信息技术股份有限公司 | Virtual machine migration method, processing method, system, device, chip and medium |
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