CN108170752A - metadata management method and system based on template - Google Patents
metadata management method and system based on template Download PDFInfo
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- CN108170752A CN108170752A CN201711396259.2A CN201711396259A CN108170752A CN 108170752 A CN108170752 A CN 108170752A CN 201711396259 A CN201711396259 A CN 201711396259A CN 108170752 A CN108170752 A CN 108170752A
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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
- G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
- G06F16/38—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
Abstract
The invention discloses a kind of metadata management methods and system based on template, and the method includes according to history table data creation form template, the form template includes specific object and its form；Database dictionary is established, the correspondence including the abstract object Yu specific object；Form document is received, template is selected according to table content；The specific object of form document is read, each specific object is matched with abstract object based on database dictionary；After successful match, the form document is stored according to the form of template definition.The present invention establishes the association between specific object, template and abstract object, the quick formatting for realizing table and the condition query across table.
Description
Technical field
The invention belongs to data management and query statistic field more particularly to a kind of metadata management methods based on template
And system.
Background technology
With information-based development, more and more industries enter the big data epoch, and big data excavation has become information neck
The new development point in domain, incident is the increase of more and more table structures, storage capacity.In this course, we can be with
It was found that certain information words are to express the same meaning, such as name, in the essential information, passport information or driver's license of a people
The same meaning is expressed in information and in the design also with being named as this yuan of XM, then give one example that " motor vehicle owns
People " is named as JDCSYR, etc. in motor vehicle register information, traffic offence information.Also, in different data table relateds
In may also include field similar in meaning, such as certain city's population information table, the information table are from subordinate county of the city, small towns one
Grade level-one is statistically come, and including many charts, and figure tableau format, there may be disunity, the statistics of chart can expend greatly
The manual work of amount, and easily error, so as to cause the mistake of subsequent query.Therefore a kind of efficiently data format is needed to unite
One method.
In addition, when carrying out tables of data statistical work, it is sometimes desirable to all specific fields in multiple data table relateds are extracted,
If it for example, when inquiring all fields in relation to name or needs to search from multiple tables of data entitled " Zhang San "
Information records, accurate in order to inquire, and can construct query statement, such as we will inquire the field in relation to name, can should
Personnel's name, one name of guardian, two name of guardian, spouse's name etc. by way of code are encoded composition and looked into one by one in table
Sentence is ask, if will be from multiple information tables about the querying condition removal search data of name, it is necessary to multigroup code is write,
Search efficiency is low.Furthermore it is related name, and not which field name is not known in advance in these tables before inquiry, which has,
Difference is also possible to for the name of the field name of identical meanings in same table, therefore also needs to first carry out these tables clear
It lookes at, records the field name in relation to name, just can guarantee that inquiry is comprehensive.
Therefore, how to improve multilist uniform format efficiency and improve data query statistics flexibility, be to need at present
The technical issues of solution.
Invention content
To overcome above-mentioned the deficiencies in the prior art, the present invention provides a kind of metadata management method based on template and it is
System creates the form template comprising specific object and its form and establishes comprising abstract object and specific object correspondence
Database dictionary, so that specific object, template and abstract object be associated.Can realize the quick formatting of table with
And the condition query across table.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of metadata management method based on template, includes the following steps：
Step 1：According to history table data creation form template, the form template includes specific object and its form；
Step 2：Database dictionary is established, the correspondence including the abstract object Yu specific object；
Step 3：Form document is received, template is selected according to table content；
Step 4：Read the specific object of form document, based on database dictionary to each specific object and abstract object into
Row matching；
Step 5：After successful match, the form document is stored according to the form of template definition.
Further, the form types that the template is applicable in are further included in the form template.
Further, the step 3 specifically includes：
Step 3.1：Form document is received, form document content is parsed；
Step 3.2：Classified according to table content, identify form types；
Step 3.3：Template is pushed to user according to the form types, receives selection of the user to template.
Further, the step 4 specifically includes：
The specific object of table is read, to the abstract object progress in each specific object and object database dictionary
Match；If whole successful match, perform step 5；If in the presence of the specific object for being unable to successful match, developer is reminded according to described
Field name is matched manually, until whole successful match, perform step 5.
Further, it is described it is manual matching concrete operations be：The specific object matching for being unable to successful match is taken out to some
As object；Or expand new abstract object, by the specific object matching for being unable to successful match to the new abstract object.
Second purpose according to the present invention, the present invention also provides a kind of data query method, the data are using above-mentioned
Method management, includes the following steps：
Step 1：Receive input of the user about abstract object querying condition；
Step 2：The corresponding specific object of the abstract object is obtained according to database dictionary；
Step 3：The template of the specific object is included according to the lookup of specific object；
Step 4：Table using the template is obtained according to the template；
Step 5：The querying condition is performed for the table, obtains query result.
Third purpose according to the present invention, the present invention also provides a kind of metadata management system based on template, including
Memory and processor are stored with form template, database dictionary, metadata management database and can be on the memory
The computer program run on processor, the processor realize following steps when performing described program：
Form document is received, template is selected according to table content；
The specific object of form document is read, based on database dictionary to each specific object and abstract object progress
Match；
After successful match, the form document is stored according to the form of template definition；
Wherein, the form template includes specific object and its form；In the database dictionary comprising abstract object, with
And the corresponding specific object of these abstract objects.
Further, following steps are also realized when the processor performs described program：
Receive input of the user about abstract object querying condition；
The corresponding specific object of the abstract object is obtained according to database dictionary；
The template of the specific object is included according to the lookup of specific object；
Table using the template is obtained according to the template；
The querying condition is performed for the table, obtains query result.
4th purpose according to the present invention, the present invention also provides a kind of computer readable storage mediums, are stored with table
Template, database dictionary, metadata management database and the computer program that can be run on a processor, the processor are held
Following steps are realized during row described program：
Form document is received, template is selected according to table content；
The specific object of form document is read, based on database dictionary to each specific object and abstract object progress
Match；
After successful match, the form document is stored according to the form of template definition；
Wherein, the form template includes specific object and its form；In the database dictionary comprising abstract object, with
And the corresponding specific object of these abstract objects.
Further, following steps are also realized when the processor performs described program：
Receive input of the user about abstract object querying condition；
The corresponding specific object of the abstract object is obtained according to database dictionary；
The template of the specific object is included according to the lookup of specific object；
Table using the template is obtained according to the template；
The querying condition is performed for the table, obtains query result.
Beneficial effects of the present invention
1st, the present invention realizes the quick combing of multi-source data table by way of drawing template establishment, and can be in time to mould
The field of plate is expanded or is changed, and realizes accurately and effectively tables of data formatting.
2nd, the present invention establishes the relationship of the specific object-template-abstract object of data element, Neng Goushi by drawing template establishment
The retrieval of existing transinformation table, that is, can be according to the pumping when being inquired using concept field name using multiple tables as retrieval source
As the specific field name of field name acquisition, the corresponding template with these field names is then found, and then find corresponding data table, from
And the synchronous query of multiple related tables is realized, the present invention not only supports traditional inquiry for some specific field, also
The inquiry of the specified content for multiple related tables is realized, improves the flexibility of data query statistics, and develop difficulty
It spends low.
3rd, the present invention is based on data types>Data template>Abstract type can realize reversed retrospect, that is, when specific object
When of the same name, affiliated template can be inquired and abstract type is for statistical analysis.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not form the improper restriction to the application for explaining the application.
Fig. 1 is metadata management method flow chart of the present invention.
Specific embodiment
It is noted that described further below be all exemplary, it is intended to provide further instruction to the application.It is unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
In the absence of conflict, the feature in the embodiment and embodiment in the application can be combined with each other.
Embodiment one
Present embodiment discloses a kind of metadata management methods based on template, include the following steps：
Step 1：According to history table data creation form template；
The form template include the template classification (it is related with specific field, for example, student information, financial information,
Household register information etc.), the form of the specific object (i.e. specific field name) of the template and each specific object etc..
Step 2：Database dictionary is established, the correspondence including the abstract object Yu specific object；
Abstract object and the corresponding specific object of these abstract objects, and the number are included in the database dictionary
The manual expansion of user is supported according to library dictionary.
Step 3：Form document is received, template is selected according to table content；
It specifically includes：
Step 3.1：Form document is received, form document content is parsed, extracts field name keyword；
Step 3.2：Classified according to table content, identify form types；
Step 3.3：Template is pushed to user according to the form types, receives selection of the user to template.
Step 4：Read the specific object of form document, based on database dictionary to each specific object and abstract object into
Row matching；
It specifically includes：The specific object of table is read, to abstract pair in each specific object and object database dictionary
As being matched；If whole successful match, perform step 5；If in the presence of the specific object for being unable to successful match, developer is reminded
It is matched manually according to the field name, until whole successful match, perform step 5.
It is described it is manual matching concrete operations be：To be unable to the specific object matching of successful match to some abstract object or
Expand new abstract object, by the specific object matching for being unable to successful match to the new abstract object.
Step 5：After successful match, the form document is stored according to the form of template definition.
User defines abstract type, such as people, object, place first, gives a definition data template in abstract type, fixed under template
The specific data type of justice.Data structure uses map<String,Object>Mode define, JSONization object carries out during dump
Storage management.
Further, the present embodiment additionally provides the corresponding data query method of above-mentioned management method, including：
Step 1：Receive input of the user about abstract object querying condition；
Step 2：The corresponding specific object of the abstract object is obtained according to database dictionary；
Step 3：The template of the specific object is included according to the lookup of specific object；
Step 4：Table using the template is obtained according to the template；
Step 5：The querying condition is performed for the table, obtains query result.
Realize the association analysis for the data type that is close in meaning.If name is an abstract concept, have in data type
Name, guardian's name, owner's name etc. are all being specifically defined and realizing for name, when our personnel query data input surnames
During name, according to the difference that different data template name defines, the different name field of Auto-matching obtains query result.
It illustrates：Such as the name of people, we can include its type abstract as one, concrete type as driven
The name of member, the name of spouse, guardian name etc., and concrete type may be belonging respectively to some template it also will be understood that
For table, if Pilot Name is in license information, guardian's name is in household register information, and we are when searching for, it is only necessary to
Its abstract names name is specified, this abstract name retrieves the real name (name=" open in specific template by name
Three "), it is possible to complete the locating query to specific template, all related names can be obtained by according to obtained specific template
Query result, i.e., simultaneously obtain the license information and household register information in relation to " Zhang San " this name.
We will be seen that by way of example, if different data element meanings is consistent, then can define one and be abstracted
, object that meaning can be summarized represent them.Conversely, we can also be to search its abstract object by data element
What.
When data type is of the same name, affiliated template can be inquired and abstract type is for statistical analysis.Data structure
It is to use map<String,Object>Mode define, JSONization object carries out storage management during dump.
Embodiment two
The purpose of the present embodiment is to provide a kind of metadata management system based on template.
Including memory and processor, table is stored on the memory for a kind of metadata management system based on template
Grid template, database dictionary, metadata management database and the computer program that can be run on a processor, the processor
Following steps are realized when performing described program：
Form document is received, template is selected according to table content；
The specific object of form document is read, based on database dictionary to each specific object and abstract object progress
Match；
After successful match, the form document is stored according to the form of template definition.
Preferably, the form template include the template classification it is (related with specific field, such as student information, wealth
Be engaged in information, household register information etc.), the form of the specific object (i.e. specific field name) of the template and each specific object etc..
Abstract object and the corresponding specific object of these abstract objects, and the number are included in the database dictionary
The manual expansion of user is supported according to library dictionary.
Further, following steps can also be realized when the processor performs described program：
Receive input of the user about abstract object querying condition；
The corresponding specific object of the abstract object is obtained according to database dictionary；
The template of the specific object is included according to the lookup of specific object；
Table using the template is obtained according to the template；
The querying condition is performed for the table, obtains query result.
Embodiment three
The purpose of the present embodiment is to provide a kind of computer readable storage medium.
A kind of computer readable storage medium, is stored thereon with computer program, which performs when being executed by processor
Following steps：
Form document is received, template is selected according to table content；
The specific object of form document is read, based on database dictionary to each specific object and abstract object progress
Match；
After successful match, the form document is stored according to the form of template definition.
Preferably, the form template include the template classification it is (related with specific field, such as student information, wealth
Be engaged in information, household register information etc.), the form of the specific object (i.e. specific field name) of the template and each specific object etc..
Abstract object and the corresponding specific object of these abstract objects, and the number are included in the database dictionary
The manual expansion of user is supported according to library dictionary.
Further, following steps can also be realized when the processor performs described program：
Receive input of the user about abstract object querying condition；
The corresponding specific object of the abstract object is obtained according to database dictionary；
The template of the specific object is included according to the lookup of specific object；
Table using the template is obtained according to the template；
The querying condition is performed for the table, obtains query result.
Each step involved in the device of above example two and three is corresponding with embodiment of the method one, specific embodiment
It can be found in the related description part of embodiment one.Term " computer readable storage medium " is construed as including one or more
The single medium or multiple media of instruction set；Any medium is should also be understood as including, any medium can be stored, be compiled
Code carries the instruction set for being performed by processor and processor is made to perform the either method in the present invention.
The present invention establishes the relationship of the specific object-template-abstract object of data element by drawing template establishment, can realize
The retrieval of transinformation table, that is, can be abstract according to this when being inquired using concept field name using multiple tables as retrieval source
Field name obtains specific field name, then finds the corresponding template with these field names, and then find corresponding data table, so as to
The synchronous query of multiple related tables is realized, the present invention not only supports traditional inquiry for some specific field, also real
Show the inquiry of the specified content for multiple related tables, improve the flexibility of data query statistics, and development difficulty
It is low.
It will be understood by those skilled in the art that each module or each step of the invention described above can be filled with general computer
It puts to realize, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
In the storage device by computing device come perform either they are fabricated to respectively each integrated circuit modules or by they
In multiple modules or step be fabricated to single integrated circuit module to realize.The present invention is not limited to any specific hardware and
The combination of software.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. a kind of metadata management method based on template, which is characterized in that include the following steps：
Step 1：According to history table data creation form template, the form template includes specific object and its form；
Step 2：Database dictionary is established, the correspondence including the abstract object Yu specific object；
Step 3：Form document is received, template is selected according to table content；
Step 4：The specific object of form document is read, based on database dictionary to each specific object and abstract object progress
Match；
Step 5：After successful match, the form document is stored according to the form of template definition.
2. a kind of metadata management method based on template as described in claim 1, which is characterized in that in the form template
Further include the form types that the template is applicable in.
3. a kind of metadata management method based on template as described in claim 1, which is characterized in that the step 3 is specific
Including：
Step 3.1：Form document is received, form document content is parsed；
Step 3.2：Classified according to table content, identify form types；
Step 3.3：Template is pushed to user according to the form types, receives selection of the user to template.
4. a kind of metadata management method based on template as described in claim 1, which is characterized in that the step 4 is specific
Including：
The specific object of table is read, each specific object is matched with the abstract object in object database dictionary；If
Whole successful match perform step 5；If in the presence of the specific object for being unable to successful match, developer is reminded according to the field
Name is matched manually, until whole successful match, perform step 5.
A kind of 5. metadata management method based on template as claimed in claim 4, which is characterized in that the manual matching tool
Gymnastics conduct：The specific object matching of successful match will be unable to some abstract object；Or expand new abstract object, by described in not
Can successful match specific object matching to the new abstract object.
6. a kind of data query method, the data are used such as the method management of any one of claim 1-5, which is characterized in that
Include the following steps：
Step 1：Receive input of the user about abstract object querying condition；
Step 2：The corresponding specific object of the abstract object is obtained according to database dictionary；
Step 3：The template of the specific object is included according to the lookup of specific object；
Step 4：Table using the template is obtained according to the template；
Step 5：The querying condition is performed for the table, obtains query result.
7. a kind of metadata management system based on template, including memory and processor, which is characterized in that on the memory
It is stored with form template, database dictionary, metadata management database and the computer program that can be run on a processor, institute
It states when processor performs described program and realizes following steps：
Form document is received, template is selected according to table content；
The specific object of form document is read, each specific object is matched with abstract object based on database dictionary；
After successful match, the form document is stored according to the form of template definition；
Wherein, the form template includes specific object and its form；In the database dictionary comprising abstract object and this
The corresponding specific object of a little abstract objects.
8. a kind of metadata management system based on template as claimed in claim 7, which is characterized in that the processor performs
Following steps are also realized during described program：
Receive input of the user about abstract object querying condition；
The corresponding specific object of the abstract object is obtained according to database dictionary；
The template of the specific object is included according to the lookup of specific object；
Table using the template is obtained according to the template；
The querying condition is performed for the table, obtains query result.
9. a kind of computer readable storage medium, which is characterized in that be stored with form template, database dictionary, metadata management
Database and the computer program that can be run on a processor, the processor realize following steps when performing described program：
Form document is received, template is selected according to table content；
The specific object of form document is read, each specific object is matched with abstract object based on database dictionary；
After successful match, the form document is stored according to the form of template definition；
Wherein, the form template includes specific object and its form；In the database dictionary comprising abstract object and this
The corresponding specific object of a little abstract objects.
10. a kind of computer readable storage medium as claimed in claim 9, which is characterized in that described in the processor performs
Following steps are also realized during program：
Receive input of the user about abstract object querying condition；
The corresponding specific object of the abstract object is obtained according to database dictionary；
The template of the specific object is included according to the lookup of specific object；
Table using the template is obtained according to the template；
The querying condition is performed for the table, obtains query result.
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| CN108170752B (en) | 2020-10-16 |
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