CN103488700A - Data extracting system and data extracting method - Google Patents

Data extracting system and data extracting method Download PDF

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Publication number
CN103488700A
CN103488700A CN201310397380.2A CN201310397380A CN103488700A CN 103488700 A CN103488700 A CN 103488700A CN 201310397380 A CN201310397380 A CN 201310397380A CN 103488700 A CN103488700 A CN 103488700A
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data
dimensional information
information
change
dimension
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戴艳婷
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Yonyou Software Co Ltd
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Yonyou Software Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/24Querying
    • G06F16/248Presentation of query results
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/24Querying
    • G06F16/245Query processing
    • G06F16/2455Query execution
    • G06F16/24553Query execution of query operations

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • User Interface Of Digital Computer (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

The invention provides a data extracting system and a data extracting method, wherein the data extracting system comprises a data acquiring unit and a data displaying unit; the data acquiring unit is used for acquiring data of at least one piece of preset dimension information from a memory according to the at least one piece of preset dimension information; the data displaying unit is used for displaying the acquired data in a paging mode according to the at least one piece of preset dimension information. According to the data extracting system and the data extracting method, data can be directly extracted from the memory according to the dimension information without the need of generating an SQL (structured query language) through background executing for performing data query, the data extracting speed is improved, and the data can be paged according to the dimension information, so the dynamic setting property on the paging operation of data can be increased.

Description

Data extraction system and data extraction method
Technical field
The present invention relates to technical field of data processing, in particular to a kind of data extraction system and a kind of data extraction method.
Background technology
In the process represented at report data, often have the appearance of big data quantity, for representing of big data quantity, general form generally all can carry out two kinds of processing modes:
1. the condition of data is extracted.By the extraction conditions of data is set, for the user extract useful, the data message of expectation, under big data quantity, by extract conditionally data make data to represent quantitative change little.
2. the Pagination Display of data.By the paging label of data is set, make its data volume that represents set one page, such processing can make representing of data more directly perceived, clear.
Although above two kinds of common modes have solved the data exhibiting problem of big data quantity, can't meet the more demand of user.Mainly that above scheme has defect and deficiency:
Extract for data qualification, generally all obtain by carrying out a data query, after extraction conditions being set, can be by carrying out sql like language.If all carry out the efficiency that SQL can reduce data exhibiting at every turn.
The data of extracting carrying out condition, if very large data volume is still arranged, the general data of processing meeting to having inquired are showed data query according to the paging label in batches, but for contrast effect and the whole structure of data, all can have a greatly reduced quality in this case.And re-start condition setting, and can carry out again data query, efficiency is not high.
Summary of the invention
The present invention just is being based on the problems referred to above, a kind of data abstraction techniques has been proposed, can be according to dimensional information directly from internal memory from extracting data, and carry out data query without carry out the generation SQL statement on backstage, improved the data extraction rate, and can carry out paging to data according to dimensional information, increase the dynamic setting to data paging operation.
In view of this, the present invention proposes a kind of data extraction system, comprising: data capture unit, for according at least one default dimensional information, obtaining the data that meet described at least one default dimensional information from internal memory; The data exhibiting unit, for carrying out Pagination Display according to described at least one default dimensional information to the data that get.
In technique scheme, preferably, also comprise: dimension change unit, change the target dimension information of described at least one default dimensional information for the change directive according to receiving, and, when judging unit judges that in described at least one dimensional information, there are other dimensional information of incidence relation in existence with described target dimension information, according to the variation of described target dimension information, change described other dimensional information; Whether described judging unit, exist for judging described at least one dimensional information other dimensional information that have incidence relation with described target dimension information.
In technique scheme, preferably, described data capture unit also obtains from described internal memory the data that meet a plurality of dimensional information described change for a plurality of dimensional information according to after changing, and described data exhibiting unit also carries out Pagination Display for a plurality of dimensions letters according to after described change to the data that get.
In above-mentioned arbitrary technical scheme, preferably, also comprise: the dimension setting unit arranges instruction for the information according to receiving described at least one dimensional information is set.
In above-mentioned arbitrary technical scheme, preferably, obtaining that described data capture unit also receives for basis arranges instruction, obtains described data from specified memory zone and/or data source.
The application has also proposed a kind of data extraction method, comprising: step 202, obtain according at least one default dimensional information the data that meet described at least one default dimensional information from internal memory; Step 204, carry out Pagination Display according to described at least one default dimensional information to the data that get.
In technique scheme, preferably, also comprise: according to the change directive received, change the target dimension information in described at least one default dimensional information, and judge in described at least one dimensional information whether have other dimensional information that have incidence relation with described target dimension information, if exist, according to the variation of described target dimension information, change described other dimensional information.
In technique scheme, preferably, also comprise: obtain the data that meet a plurality of dimensional information after described change according to a plurality of dimensional information after changing from described internal memory, and according to a plurality of dimensions letters after described change, the data that get are carried out to Pagination Display.
In above-mentioned arbitrary technical scheme, preferably, also comprise: according to the information received, instruction is set described at least one dimensional information is set.
In above-mentioned arbitrary technical scheme, preferably, described step 202 also comprises: according to obtaining of receiving, instruction is set, obtains described data from specified memory zone and/or data source.
By above technical scheme, can be according to dimensional information directly from internal memory from extracting data, and carry out data query without carry out the generation SQL statement on backstage, improved the data extraction rate, and can carry out paging to data according to dimensional information, increase the dynamic setting to data paging operation.
The accompanying drawing explanation
Fig. 1 shows the schematic block diagram of data extraction system according to an embodiment of the invention;
Fig. 2 shows the schematic flow diagram of data extraction method according to an embodiment of the invention;
Fig. 3 shows the schematic flow diagram that dimensional information is set according to an embodiment of the invention;
Fig. 4 shows the schematic flow diagram that data source is set according to an embodiment of the invention;
Fig. 5 shows the concrete schematic flow diagram of data extraction method according to an embodiment of the invention;
Fig. 6 A to Fig. 6 J shows the schematic diagram that data are extracted according to an embodiment of the invention.
Embodiment
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, in the situation that do not conflict, the application's embodiment and the feature in embodiment can combine mutually.
A lot of details have been set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not subject to the restriction of following public specific embodiment.
Fig. 1 shows the schematic block diagram of data extraction system according to an embodiment of the invention.
As shown in Figure 1, data extraction system 100 comprises according to an embodiment of the invention: data capture unit 102, for according at least one default dimensional information, obtaining the data that meet described at least one default dimensional information from internal memory; Data exhibiting unit 104, for carrying out Pagination Display according to described at least one default dimensional information to the data that get.
In this technical scheme, can directly from internal memory, extract data according to default dimensional information, and without generating SQL statement, according to SQL statement from the background data base data query, improve the data extraction rate, and according to dimensional information, the data of extracting have been carried out to Pagination Display, can change at any time dimensional information, shown thereby again from internal memory, obtain data, make minute page operations dynamically can arrange.
In technique scheme, preferably, also comprise: dimension change unit 106, change the target dimension information of described at least one default dimensional information for the change directive according to receiving, and in judging unit 108 is judged described at least one dimensional information, exist while with described target dimension information, having other dimensional information of incidence relation, change described other dimensional information according to the variation of described target dimension information; Whether described judging unit 108, exist for judging described at least one dimensional information other dimensional information that have incidence relation with described target dimension information.
In this technical scheme, if there are a plurality of dimensional information, several dimensional information wherein can be carried out to association, thereby make when data are represented, can change other dimensional information according to the change of a dimensional information, and then extract rapidly required data.
In technique scheme, preferably, described data capture unit 102 also obtains from described internal memory the data that meet a plurality of dimensional information described change for a plurality of dimensional information according to after changing, and described data exhibiting unit 104 also carries out Pagination Display for a plurality of dimensions letters according to after described change to the data that get.
In above-mentioned arbitrary technical scheme, preferably, also comprise: dimension setting unit 110 arranges instruction for the information according to receiving described at least one dimensional information is set.The user can arrange dimensional information as required voluntarily.
In above-mentioned arbitrary technical scheme, preferably, obtaining that described data capture unit 102 also receives for basis arranges instruction, obtains described data from specified memory zone and/or data source.For the form that has a plurality of data areas, the user can also specify the source that obtains data, to improve the purpose of data acquisition.
Fig. 2 shows the schematic flow diagram of data extraction method according to an embodiment of the invention.
As shown in Figure 2, data extraction method comprises according to an embodiment of the invention: step 202, obtain according at least one default dimensional information the data that meet described at least one default dimensional information from internal memory; Step 204, carry out Pagination Display according to described at least one default dimensional information to the data that get.
In this technical scheme, can directly from internal memory, extract data according to default dimensional information, and without generating SQL statement, according to SQL statement from the background data base data query, improve the data extraction rate, and according to dimensional information, the data of extracting have been carried out to Pagination Display, can change at any time dimensional information, shown thereby again from internal memory, obtain data, make minute page operations dynamically can arrange.
In technique scheme, preferably, also comprise: according to the change directive received, change the target dimension information in described at least one default dimensional information, and judge in described at least one dimensional information whether have other dimensional information that have incidence relation with described target dimension information, if exist, according to the variation of described target dimension information, change described other dimensional information.
In this technical scheme, if there are a plurality of dimensional information, several dimensional information wherein can be carried out to association, thereby make when data are represented, can change other dimensional information according to the change of a dimensional information, and then extract rapidly required data.
In technique scheme, preferably, also comprise: obtain the data that meet a plurality of dimensional information after described change according to a plurality of dimensional information after changing from described internal memory, and according to a plurality of dimensions letters after described change, the data that get are carried out to Pagination Display.
In above-mentioned arbitrary technical scheme, preferably, also comprise: according to the information received, instruction is set described at least one dimensional information is set.The user can arrange dimensional information as required voluntarily.
In above-mentioned arbitrary technical scheme, preferably, described step 202 also comprises: according to obtaining of receiving, instruction is set, obtains described data from specified memory zone and/or data source.For the form that has a plurality of data areas, the user can also specify the source that obtains data, to improve the purpose of data acquisition.
Hereinafter to be referred as at least one dimensional information, be: the page dimension.
Fig. 3 shows the schematic flow diagram that dimensional information is set according to an embodiment of the invention.
As shown in Figure 3, the setting of data extraction conditions.Arranging according to different forms of data extraction conditions, dynamically arranged, and by obtaining the data model of form, gets the concrete field of each dimension of form.For concrete extraction conditions setting, two kinds of modes are arranged,
1. non-User Defined, the user according to demand, selects the field needed as the page dimension, and the numerical value selection mode display Name of each page of dimension is set simultaneously.
2. User Defined, the user can, according to the needs of oneself, determine display field and the data value of the filtration numerical value of each page of dimension.
For the concrete dimension values of each page of dimension, except the occurrence existed, also has " showing all " this option in the form model." show all " and refer to that the data extraction conditions on this dimension is that all values all meets.
Relation between the data extraction conditions is mainly the incidence relation arranged between page dimension, such as for three filtering items [area], [product type], [product], if want when page dimension is set, [product] inner option can be followed the difference of [product type] and difference is carried out the setting of incidence relation to it.At this moment, select different product types, the value in this filtering item of product will change along with the difference of product type.
Fig. 4 shows the schematic flow diagram that data source is set according to an embodiment of the invention.
As shown in Figure 4, to there being the form of a plurality of data areas, which data area the Data Source that the user can the specific page dimension, derive from, and the report parameter that data area is set.Data source is for binding a page dimension, and when data source not being set, binding of dimension of page searched first data source that meets page dimension.
Fig. 5 shows the concrete schematic flow diagram of data extraction method according to an embodiment of the invention.
As shown in Figure 5, the filter type of page dimension is divided into two kinds, and a kind of is to trigger to extract, and another is instant extraction.Extract for triggering, after setting up page dimension, during the trigger button event, just can carry out the data extraction according to the value of page dimension setting, general this mode is extracted as the condition of data.Extract real-time be page dimension when changing the extraction of data also complete, this mode is as the mode of page dimension Pagination Display.
For in the situation that there are a plurality of zones in form, the data filtering of page dimension is according to zone, and zone is processed one by one, and instant a plurality of zones are not same form models.
Concrete leaching process is: at first according to the setting of page dimension, generate the executive condition of page dimension, the executive condition of page dimension is mainly put down in writing the set concrete dimension values of corresponding page dimension.Obtain the value of page dimension.From the Data Source of page dimension binding, obtain the occurrence of page dimension.After the value of taking concrete page dimension, determine the position of each page of dimension in the memory line data, then carry out the page dimension of internal storage data and filter outlet.After the value that obtains the page dimension, carry out the traversal of internal storage data, be at first the row traversal, in every a line, find the row that have the page dimension, then find the field that meets set page dimension, whether then the field met is worth to judgement, be the data that need to filter out.
Paging for the page dimension is showed, is to carry out paging in existing internal storage data.For the paging of page dimension, in the occurrence that page dimension is set, be set to the page dimension of [show all], in the paging of page dimension not as the traversal item of dimension.It is the same that the condition of concrete process and above-mentioned data is extracted, and just the condition setting of page dimension is different.On the condition setting of page dimension, be the concrete dimension values that ergodic condition arranges, then from internal storage data, obtain corresponding data and showed.
Fig. 6 A to Fig. 6 J shows the schematic diagram that data are extracted according to an embodiment of the invention.
As shown in Figure 6A, the setting of data extraction conditions, non-User Defined.Selecting "No" at the User Defined frame, is non-user's definition.To the non-definition of user, by display field and page dimension project are set, carry out the setting of page dimension.For non-User Defined, after setting up, effect as shown in Figure 6B.
For User Defined, select "Yes" at the User Defined frame, be user's definition.Select user's definition: aspect the page dimension, User Defined code field, display Name and data type.Aspect the actual conditions value of page dimension, User Defined display Name and data value.Concrete design sketch as shown in Figure 6 C.After User Defined arranges end, effect as shown in Figure 6 D.
As shown in Fig. 6 E, concern setting between the data extraction conditions, the incidence relation between extraction conditions is set, the conditional value of one of them page of dimension is changed along with the variation of another page of dimension values.The relation of filtration was set as shown in Fig. 6 F, and the change of product type makes also corresponding change of product.As shown in Fig. 6 G, be that incidence relation was not set, the change of product type can not make product change.
As shown in Fig. 6 H, the Data Source setting, for the zone of using same form model, can the specific page dimension originate, thereby carry out separately.Simultaneously can parameters.
The data extracting mode of page dimension, the extracting mode of page dimension is two kinds, and the Pagination Display for data, arrange area, after product type and product, selects the extract real-time mode, and area [showing all] is set, and effect is as shown in Fig. 6 I.Product type [showing all] is set, clicks upper page nextpage, traversal area and product, the part design sketch is as shown in 6J.
By the application's technical scheme, the efficiency of data extraction conditions.For general data filtering, after the generated query condition, condition can be converted into to SQL and carry out the backstage inquiry, carry out SQL query by back-end data and go out desired data.And the internal storage data of page dimension filters, be after the generated query condition, directly in internal storage data, carry out the condition of data and extract, do not use backstage execution SQL and go for data, aspect the data qualification extraction rate, can optimize a lot.The data extracting mode, difference is to dynamically arrange filter type according to different forms, and the condition of the extraction of data both can be set, and the display form of data can be set again.Two kinds of modes are carried out simultaneously.The Pagination Display mode.Dynamically, according to set page dimension, from existing internal storage data, obtain data, carry out the mode of the traversal dimension values of page dimension and carry out paging, increased the dynamic setting to data paging operation.
More than be described with reference to the accompanying drawings technical scheme of the present invention, considered in correlation technique, while carrying out the data extraction, need to extract on backstage according to extraction conditions generated query statement, operating efficiency is lower.Technical scheme by the application, can be according to dimensional information directly from internal memory from extracting data, and carry out data query without carry out the generation SQL statement on backstage, improved the data extraction rate, and can carry out paging to data according to dimensional information, increase the dynamic setting to data paging operation.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (10)

1. a data extraction system, is characterized in that, comprising:
Data capture unit, for obtaining according at least one default dimensional information the data that meet described at least one default dimensional information from internal memory;
The data exhibiting unit, for carrying out Pagination Display according to described at least one default dimensional information to the data that get.
2. data extraction system according to claim 1, is characterized in that, also comprises:
Dimension change unit, change the target dimension information of described at least one default dimensional information for the change directive according to receiving, and, when judging unit judges that in described at least one dimensional information, there are other dimensional information of incidence relation in existence with described target dimension information, according to the variation of described target dimension information, change described other dimensional information;
Whether described judging unit, exist for judging described at least one dimensional information other dimensional information that have incidence relation with described target dimension information.
3. data extraction system according to claim 2, it is characterized in that, described data capture unit also obtains from described internal memory the data that meet a plurality of dimensional information described change for a plurality of dimensional information according to after changing, and described data exhibiting unit also carries out Pagination Display for a plurality of dimensions letters according to after described change to the data that get.
4. according to the described data extraction system of any one in claims 1 to 3, it is characterized in that, also comprise:
The dimension setting unit, arrange instruction for the information according to receiving described at least one dimensional information be set.
5. according to the described data extraction system of any one in claims 1 to 3, it is characterized in that, obtaining that described data capture unit also receives for basis arranges instruction, obtains described data from specified memory zone and/or data source.
6. a data extraction method, is characterized in that, comprising:
Step 202 obtains according at least one default dimensional information the data that meet described at least one default dimensional information from internal memory;
Step 204, carry out Pagination Display according to described at least one default dimensional information to the data that get.
7. data extraction method according to claim 6, it is characterized in that, also comprise: according to the change directive received, change the target dimension information in described at least one default dimensional information, and judge in described at least one dimensional information whether have other dimensional information that have incidence relation with described target dimension information, if exist, according to the variation of described target dimension information, change described other dimensional information.
8. data extraction method according to claim 7, it is characterized in that, also comprise: obtain the data that meet a plurality of dimensional information after described change according to a plurality of dimensional information after changing from described internal memory, and according to a plurality of dimensions letters after described change, the data that get are carried out to Pagination Display.
9. according to the described data extraction method of any one in claim 6 to 8, it is characterized in that, also comprise: according to the information received, instruction is set described at least one dimensional information is set.
10. according to the described data extraction method of any one in claim 6 to 8, it is characterized in that, described step 202 also comprises: according to obtaining of receiving, instruction is set, obtains described data from specified memory zone and/or data source.
CN201310397380.2A 2013-09-04 2013-09-04 Data extracting system and data extracting method Pending CN103488700A (en)

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CN106682064A (en) * 2016-11-03 2017-05-17 用友网络科技股份有限公司 Number picking device and method for enterprise report
CN110019196A (en) * 2017-09-28 2019-07-16 北京国双科技有限公司 Data processing method and device
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CN110515974A (en) * 2019-07-15 2019-11-29 金蝶软件(中国)有限公司 Data pick-up method, apparatus, computer equipment and storage medium
CN110928903A (en) * 2018-08-31 2020-03-27 阿里巴巴集团控股有限公司 Data extraction method and device, equipment and storage medium
CN111598715A (en) * 2020-05-21 2020-08-28 成都大学 Agricultural scientific and technological service system and method based on Internet of things

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CN101452380A (en) * 2007-12-05 2009-06-10 康佳集团股份有限公司 Method and system for implementing multi-stage linkage pulldown menu based on MVC model
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Publication number Priority date Publication date Assignee Title
US10397314B2 (en) 2015-11-24 2019-08-27 International Business Machines Corporation Latency management and advising tool for a database management system
CN106682064A (en) * 2016-11-03 2017-05-17 用友网络科技股份有限公司 Number picking device and method for enterprise report
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CN111598715A (en) * 2020-05-21 2020-08-28 成都大学 Agricultural scientific and technological service system and method based on Internet of things

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