CN105930324A - Method and system for reading device data - Google Patents
Method and system for reading device data Download PDFInfo
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- CN105930324A CN105930324A CN201510703073.1A CN201510703073A CN105930324A CN 105930324 A CN105930324 A CN 105930324A CN 201510703073 A CN201510703073 A CN 201510703073A CN 105930324 A CN105930324 A CN 105930324A
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- data
- intermediate file
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- state value
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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
- G06F16/24—Querying
- G06F16/245—Query processing
- G06F16/2455—Query execution
- G06F16/24553—Query execution of query operations
- G06F16/24561—Intermediate data storage techniques for performance improvement
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- Theoretical Computer Science (AREA)
- Computational Linguistics (AREA)
- Data Mining & Analysis (AREA)
- Databases & Information Systems (AREA)
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a method and system for reading device data. The method for reading device data includes the steps of placing device generated data into a database; acquiring data in the database and storing the acquired data into an intermediate file; and calling the data from the intermediate file when receiving a query request. The invention makes up for the shortcoming that the query of data in the database can easily result in duplication and waste of resources of a server in the prior art; by changing the storage position of the device data, the invention reduces the waste of resources, accelerates the calling of data, and does not easily cause adverse consequences like data loss or query delay or even query failure even if the device data are updated continuously; and can monitor the performance state of the device, provides a certain basis for the repair and diagnosis of the device, and improves the production efficiency.
Description
Technical field
The present invention relates to automatic industrial production field, particularly relate to a kind of device data read method and be
System.
Background technology
Along with the development of automatic industrial, people have been realized in the overall monitor to the equipment of production, at prison
Often producing diversified data during control, the most traditional method for reading data is data to be put
Enter in the data base of server, just make a look up from data base, due to data when needs inquiry data
Data volume in storehouse is huger, will repeat to search in data base when inquiry every time, cause service
The waste that device resource repeats.Especially when the state of equipment changes frequent time, the data in data base are wanted
Carrying out renewal repeatedly, this also brings certain difficulty to the inquiry of data in data base, waste resource
Phenomenon becomes apparent from, simultaneously it is also possible to cause that loss of data or inquiry slowly even cannot be inquired about etc. no
Good consequence.
Summary of the invention
The technical problem to be solved in the present invention is to inquire about the data in data base in prior art to overcome
Easily cause the defect of server resource repetition and waste, it is provided that a kind of device data reading side being easy to inquiry
Method and system.
The present invention is to solve above-mentioned technical problem by the following technical programs:
The present invention provides a kind of device data read method, is characterized in, described device data read method
Including:
The data that equipment produces are put in a data base；
Obtain the data in described data base and the data got are stored in an intermediate file；
When receiving an inquiry request, called data from described intermediate file.
The technical program does not has directly have direct called data the data base of mass data from storage, then
Called data from intermediate file, it is to avoid access the resource repetition and waste that large database concept is caused, accelerates
The time of called data, it is therefore prevented that occur that loss of data or inquiry slowly even cannot be inquired about etc. bad
Consequence.
It is preferred that described intermediate file stores data with plain text.
Wherein, described intermediate file can be CSV (a kind of file format) file, csv file with
Plain text storage data.Use the intermediate file with plain text storage data can reduce storage
The capacity of information, beneficially data transmission and subsequent treatment, simultaneously because store number with plain text
According to intermediate file in only data and there is no other data, so, improve number to a certain extent
According to safety.
It is preferred that described device data read method also includes:
When data in the database are updated, the data after updating are stored in described intermediate file
In.
The technical program is conducive to inquiring about the data after updating, and has further speeded up called data
Time.
It is preferred that described equipment produce data include: one for characterize equipment state state value and
The moment that described state value is corresponding；
When described data in the database are updated, the data after updating are stored in literary composition in the middle of described
Part includes:
When putting into new data in the database, it is judged that in the new data put into and described data base
Before the state value of data once put into the most identical, if identical, described new data are not stored in described
In intermediate file, if it is different, described new data are stored in described intermediate file.
In the technical program, only just intermediate file is carried out when two state value differences that continuous print is put into
Update, be so prevented from intermediate file and repeatedly update, it is possible to simplify the data updating process of intermediate file,
Improve treatment effeciency.
It is preferred that described equipment produce data include: one for characterize equipment state state value and
The moment that described state value is corresponding；
Described device data read method also includes:
Calculate equipment state ratio also described equipment state ratio to be stored in described intermediate file, described in set
Standby state ratio is the time accounting that equipment is in a state continuously within a time period in past.
The technical program can know equipment according to the moment that described state value is corresponding with described state value
It is in the time of a state continuously, and then obtains equipment state ratio.Such as, JIUYUE 8 days 6
State value reflects that equipment is in normal operating condition, and intermediate file shows 24 hours (i.e. 9 in the past
Months 7 days 6 to 8 days 6 points of JIUYUE) in, equipment is in alarm shape between JIUYUE 8 days 1～2
State, 2～6 point devices are constantly in properly functioning state, then, equipment is in normal operating condition
Equipment state ratio equal to 4/24, equal to 1/6.
It is preferred that described device data read method also includes: at called data from described intermediate file
Time, each equipment state ratio shown within the described time period in past with the form of progress bar.
The technical program can understand the state demonstrating equipment intuitively, it is simple to user reads.
It is preferred that described device data read method also includes:
Create described data base and described intermediate file on the server；
And, client initiates described inquiry request to described server, looks into described in the reception of described server
Asking request and described intermediate file is returned to described client, described client is from described intermediate file
Called data also shows.
In the technical program, user can be by the data of client query equipment, due to the technical program
Itself avoided and accessed the resource repetition and waste that caused of large database concept, accelerate called data time
Between, so, even if there being the data of multiple client query facility simultaneously, do not result in the negative of server yet
Load.
The present invention also provides for a kind of device data and reads system, is characterized in, described device data reads system
System includes:
One memory element, for putting into the data that equipment produces in a data base；
One unloading unit, for obtaining the data in described data base and the data got being stored in one
Between in file；
One query unit, is used for when receiving an inquiry request, called data from described intermediate file.
It is preferred that described intermediate file stores data with plain text.
Also include it is preferred that described device data reads system:
One updating block, when data in the database are updated, the data after updating are deposited
Enter in described intermediate file.
It is preferred that described equipment produce data include: one for characterize equipment state state value and
The moment that described state value is corresponding；
Described updating block includes:
One judge module, in time putting into new data in the database, it is judged that the new number put into
According to described data base in before the state value of data once put into the most identical, if identical, not by described
New data are stored in described intermediate file, if it is different, described new data are stored in described intermediate file
In.
It is preferred that described equipment produce data include: one for characterize equipment state state value and
The moment that described state value is corresponding；
Described device data reads system and also includes:
One computing unit, be used for calculating equipment state ratio and described equipment state ratio is stored in described in
Between in file, described equipment state ratio is that equipment is in a state continuously within a time period in past
Time accounting.
Also include it is preferred that described device data reads system:
One display unit, for when called data from described intermediate file, shows with the form of progress bar
Show each equipment state ratio within the described time period in past.
Also include it is preferred that described device data reads system:
One is located at the creating unit on server, is used for creating described data base and described intermediate file；
One is located at the request unit in client, for initiating described inquiry request to described server；
Described query unit includes the receiver module being located on described server, one is located at described server
On sending module and be located in described client transfer module；
Described receiver module, is used for receiving described inquiry request；
Described sending module, for returning to described client by described intermediate file；
Described transfer module, for called data from described intermediate file and show.
On the basis of meeting common sense in the field, above-mentioned each optimum condition, can combination in any, i.e. get Ben Fa
Bright each preferred embodiments.
The most progressive effect of the present invention is: the present invention, by changing the storage position of device data, subtracts
Lack the wasting of resources, accelerated the time of called data, even if device data is continuously updated, be not easy to
Loss of data occurs or inquires about adverse consequencess such as slowly even cannot inquiring about, it is possible to the performance of monitoring device
State, maintenance and diagnosis for equipment provide certain foundation, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is the flow chart of the device data read method of the embodiment of the present invention；
Fig. 2 is the system block diagram of the device data reading system of the embodiment of the present invention.
Detailed description of the invention
Further illustrate the present invention below by the mode of embodiment, but the most therefore limit the present invention to
Among described scope of embodiments.
Embodiment
A kind of device data read method, as it is shown in figure 1, include server execution following steps:
Step 101, create a data base and an intermediate file.
Step 102, by equipment produce data put in described data base.The data that described equipment produces
Including: one for characterizing state value and the moment that described state value is corresponding, the described data of equipment state
Data in storehouse arrange sequentially in time.
As installed the module for detecting equipment state in advance on equipment, and the timing of described module will inspection
The equipment state measured and equipment are in the time of this state and are sent to described server.Wherein, shape
State value includes G, Y, R and O；It is properly functioning that state value is that G represents equipment, and equipment has lighted green light；
State value is that Y represents equipment and is in alarm status, and equipment has lighted amber light；State value is that R representative sets
Standby makeing mistakes, equipment flashes the redlight；State value is that O represents equipment and is in off-line state, is arranged on equipment
On module what state that equipment is currently in cannot be detected, be also regarded as equipment irregular working
?.
The data got also are stored in literary composition in the middle of described by step 103, the data obtained in described data base
In part.The data of described intermediate file storage arrange sequentially in time, store data with plain text,
Such as csv file.Csv file is used to do Capacity Ratio XML (a kind of file format) of data storage
File is little, and function is stronger than TXT (a kind of file format) file, and EXCEL the most directly supports CSV literary composition
The checking and generating of part.By simple storage mode, the capacity of storage information on the one hand can be reduced,
So be conducive to network transmission and subsequent treatment；On the other hand, due in file data there is no any theory
Bright, it is ensured that the safety of data.
Whether step 104, detection equipment produce new data, if so, described new data are put into institute
State in data base, if it is not, again perform step 104 after waiting the time of detection next time.
Step 105, judge in the new data put into and described data base before the shape of data once put into
State value is the most identical, if identical, described new data is not stored in described intermediate file, if it is different,
Described new data are stored in described intermediate file.
Owing to the data in data base arrange sequentially in time, so intermediate file has only to be stored in
The data different from the state value of the front data once put into.The data produced at 10: 20 such as equipment
Middle state value is G, and this data has been placed into data base and centre literary composition by step 104～105
In part, if equipment 10: 40 produce data in state value be also G, then this data by
In identical with the state value of a upper data, thus only can by step 104 be placed in data base without
It is placed in intermediate file, if equipment state value in 11 data produced is R, then this
Data are due to different from the state value of a upper data, therefore can be placed into data by step 104～105
In storehouse and intermediate file.
By step 104～105, the device data read method of the present embodiment achieves described data base
In the renewal of data and renewal to the data in intermediate file.
Described equipment state ratio is also stored in described intermediate file by step 106, calculating equipment state ratio
In.Described equipment state ratio is the time that equipment is in a state continuously within a time period in past
Accounting.As described in set, the time period was as 24 hours, and intermediate file shows that equipment is at 10 days 14 points of JIUYUE
State value be G, (i.e. JIUYUE 9 days 14 was extremely push forward JIUYUE 10 days 14 24 hours
10 days 14 points of JIUYUE) in, equipment is G at the state value of JIUYUE 10 days 9～14, equipment state
The equipment state ratio that value is G is equal to 5/24.
Described device data read method also includes client executing following steps:
Step 201, encapsulate a card module.Described card module includes showing for the form with progress bar
Show multiple functions of equipment state ratio, as shown green on a progress bar when state value is G, work as shape
Show yellow when state value is Y on a progress bar, show redness when state value is R on a progress bar,
Lycoperdon polymorphum Vitt is shown on a progress bar, the length representative of color correspondence in progress bar when state value is O
The continuous duration of state value.The function being packaged in card module can enhance portability,
Any client can realize the reading of data on server by installing described card module.
Described device data read method also includes that client and server realize equipment by following steps
The reading of data:
Step 301, client initiate an inquiry request to described server.
Step 302, server receive described inquiry request and described intermediate file are returned to described client
End.
Step 303, client be called data from the intermediate file received.
Step 304, client transfer the function in described card module, with progress bar on web page
Form show each equipment state ratio within the described time period in past.By described progress bar,
User can understand and knows the state of equipment within the described time period in past intuitively.Web page simultaneously
One path downloading intermediate file can also be provided, download reference for user.
When Flushing status information again, it is only necessary to client initiates described inquiry request, Jiu Huigeng again
The display of new web page, it is not necessary to allow server go the data in reading database again.
The device data of the present embodiment reads system, as in figure 2 it is shown, include: a creating unit 401,
One memory element 402, unloading unit 403, updating block 404 and a computing unit 405.Above-mentioned
Unit is all located on server 4.
Described creating unit 401, for creating a data base and an intermediate file.
Described memory element 402, for putting into the data that equipment produces in described data base.Described set
The standby data produced include: one when the state value and described state value that characterize equipment state is corresponding
Carving, the data in described data base arrange sequentially in time.
Described unloading unit 403, for obtaining the data in described data base and the data got being deposited
Enter in described intermediate file.The data of described intermediate file storage arrange, sequentially in time with plain text
Form storage data, such as csv file.
Described updating block 404 includes:
Whether one detection module 4041, produce new data for detecting equipment, if so, by described new
Data are put in described data base, if it is not, again call described detection mould after waiting the time of detection next time
Block.
One judge module 4042, once puts into before judging in the new data put into and described data base
The state value of data the most identical, if identical, described new data are not stored in described intermediate file,
If it is different, described new data are stored in described intermediate file.
By described detection module 4041 and described judge module 4042, the device data of the present embodiment is read
The system of taking achieves the renewal to the data in described data base and to the data in intermediate file more
Newly.
Described computing unit 405, is used for calculating equipment state ratio and described equipment state ratio being stored in
In described intermediate file.Described equipment state ratio is that equipment is in one continuously within a time period in past
The time accounting of individual state.
Described device data reads system and also includes: an encapsulation unit 501.Described encapsulation unit 501 sets
In client 5.
Described encapsulation unit 501, for encapsulation one card module.Described card module includes for enter
Multiple functions of the form display device state ratio of degree bar
Described device data reads system and also includes: request unit 502, receiver module 406,
Sending module 407, one transfers module 503 and a display unit 504.
Described request unit is located in client 5, for initiating an inquiry request to described server 4.
Described receiver module 406 is located on described server 4, is used for receiving described inquiry request.
Described sending module 407 is located on described server 4, for described intermediate file is returned to institute
State client 5.
Described module 503 of transferring is located in described client, for transferring from the intermediate file received
Data.
Described display unit 504 is located in described client, for transferring number from described intermediate file
According to time, transfer the function in described card module, on web page, the form with progress bar shows in mistake
Each equipment state ratio in the described time period gone.
In the present embodiment, server can be real based on Tornado service architecture (server of non-block type)
Existing, described client utilizes WEB front-end technology to write.
Meanwhile, device data read method and the equipment of the present embodiment reads system and is equally applicable to multiple visitor
Family end accesses server to obtain data simultaneously, does not haves because accessing user too much cause server
Process slowly, the situation that loss of data or user cannot access occurs.
Although the foregoing describing the detailed description of the invention of the present invention, but those skilled in the art should managing
Solving, these are merely illustrative of, and protection scope of the present invention is defined by the appended claims.This
The technical staff in field, can be to these embodiment party on the premise of without departing substantially from the principle of the present invention and essence
Formula makes various changes or modifications, but these changes and amendment each fall within protection scope of the present invention.
Claims (14)
1. a device data read method, it is characterised in that described device data read method includes:
The data that equipment produces are put in a data base；
Obtain the data in described data base and the data got are stored in an intermediate file；
When receiving an inquiry request, called data from described intermediate file.
2. device data read method as claimed in claim 1, it is characterised in that literary composition in the middle of described
Part stores data with plain text.
3. device data read method as claimed in claim 1 or 2, it is characterised in that described in set
Standby method for reading data also includes:
When data in the database are updated, the data after updating are stored in described intermediate file
In.
4. device data read method as claimed in claim 3, it is characterised in that described equipment produces
Raw data include: one for characterizing the state value of equipment state and the moment that described state value is corresponding；
When described data in the database are updated, the data after updating are stored in literary composition in the middle of described
Part includes:
When putting into new data in the database, it is judged that in the new data put into and described data base
Before the state value of data once put into the most identical, if identical, described new data are not stored in described
In intermediate file, if it is different, described new data are stored in described intermediate file.
5. device data read method as claimed in claim 1 or 2, it is characterised in that described in set
The standby data produced include: one when the state value and described state value that characterize equipment state is corresponding
Carve；
Described device data read method also includes:
Calculate equipment state ratio also described equipment state ratio to be stored in described intermediate file, described in set
Standby state ratio is the time accounting that equipment is in a state continuously within a time period in past.
6. device data read method as claimed in claim 5, it is characterised in that described number of devices
Also include according to read method: when called data from described intermediate file, show with the form of progress bar
Each equipment state ratio within the described time period in past.
7. device data read method as claimed in claim 1 or 2, it is characterised in that described in set
Standby method for reading data also includes:
Create described data base and described intermediate file on the server；
And, client initiates described inquiry request to described server, looks into described in the reception of described server
Asking request and described intermediate file is returned to described client, described client is from described intermediate file
Called data also shows.
8. a device data reads system, it is characterised in that described device data reads system and includes:
One memory element, for putting into the data that equipment produces in a data base；
One unloading unit, for obtaining the data in described data base and the data got being stored in one
Between in file；
One query unit, is used for when receiving an inquiry request, called data from described intermediate file.
9. device data as claimed in claim 8 reads system, it is characterised in that literary composition in the middle of described
Part stores data with plain text.
10. as claimed in claim 8 or 9 device data reads system, it is characterised in that described in set
Standby data reading system also includes:
One updating block, when data in the database are updated, the data after updating are deposited
Enter in described intermediate file.
11. device datas as claimed in claim 10 read system, it is characterised in that described equipment
The data produced include: one for characterize the state value of equipment state and described state value corresponding time
Carve；
Described updating block includes:
One judge module, in time putting into new data in the database, it is judged that the new number put into
According to described data base in before the state value of data once put into the most identical, if identical, not by described
New data are stored in described intermediate file, if it is different, described new data are stored in described intermediate file
In.
12. device datas as claimed in claim 8 or 9 read systems, it is characterised in that described in set
The standby data produced include: one when the state value and described state value that characterize equipment state is corresponding
Carve；
Described device data reads system and also includes:
One computing unit, be used for calculating equipment state ratio and described equipment state ratio is stored in described in
Between in file, described equipment state ratio is that equipment is in a state continuously within a time period in past
Time accounting.
13. device datas as claimed in claim 12 read system, it is characterised in that described equipment
Data reading system also includes:
One display unit, for when called data from described intermediate file, shows with the form of progress bar
Show each equipment state ratio within the described time period in past.
14. device datas as claimed in claim 8 or 9 read systems, it is characterised in that described in set
Standby data reading system also includes:
One is located at the creating unit on server, is used for creating described data base and described intermediate file；
One is located at the request unit in client, for initiating described inquiry request to described server；
Described query unit includes the receiver module being located on described server, one is located at described server
On sending module and be located in described client transfer module；
Described receiver module, is used for receiving described inquiry request；
Described sending module, for returning to described client by described intermediate file；
Described transfer module, for called data from described intermediate file and show.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510703073.1A CN105930324A (en) | 2015-10-26 | 2015-10-26 | Method and system for reading device data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510703073.1A CN105930324A (en) | 2015-10-26 | 2015-10-26 | Method and system for reading device data |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105930324A true CN105930324A (en) | 2016-09-07 |
Family
ID=56839902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510703073.1A Withdrawn CN105930324A (en) | 2015-10-26 | 2015-10-26 | Method and system for reading device data |
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| CN (1) | CN105930324A (en) |
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| CN110309152A (en) * | 2019-06-26 | 2019-10-08 | 广州探迹科技有限公司 | A kind of date storage method and device based on HBase |
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| CN104166738A (en) * | 2014-09-04 | 2014-11-26 | 北京国双科技有限公司 | Database query processing method and device |
| CN104281130A (en) * | 2014-09-22 | 2015-01-14 | 国家电网公司 | Hydroelectric equipment monitoring and fault diagnosis system based on big data technology |
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| CN101997741A (en) * | 2009-08-31 | 2011-03-30 | 方正国际软件(北京)有限公司 | Network monitoring method and system for rail transit equipment state |
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| CN108170103A (en) * | 2016-12-07 | 2018-06-15 | 沈阳中科博微科技股份有限公司 | A kind of method of integrated circuit production line equipment constant monitoring |
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