CN110750514A - Method and terminal for labeling main data - Google Patents

Method and terminal for labeling main data Download PDF

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CN110750514A
CN110750514A CN201910876882.0A CN201910876882A CN110750514A CN 110750514 A CN110750514 A CN 110750514A CN 201910876882 A CN201910876882 A CN 201910876882A CN 110750514 A CN110750514 A CN 110750514A
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label
main
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CN110750514B (en
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刘德建
陈书挺
郭玉湖
陈宏�
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Fujian Tianquan Educational Technology Ltd
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    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
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    • GPHYSICS
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    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
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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
    • G06F16/245Query processing
    • G06F16/2457Query processing with adaptation to user needs
    • G06F16/24573Query processing with adaptation to user needs using data annotations, e.g. user-defined metadata

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Abstract

The invention discloses a method and a terminal for tagging main data.A metadata model of the main data is added with an abstract model of a dimension tag table; constructing an instantiation data model of the dimension label table according to the abstract model of the dimension label table, wherein the instantiation data model comprises dimensions and labels corresponding to the dimensions; the instantiated data model is quoted in the main table, and the main data record in the main table is labeled; by expanding the SAP MDM model, the dimension tag table is directly established, and the dimension tag table is directly quoted in the main table, so that the marking of the main data in the main table is realized, and the simplicity and convenience of marking the main data are improved.

Description

Method and terminal for labeling main data
Technical Field
The invention relates to the field of data processing, in particular to a method and a terminal for tagging main data.
Background
The concept model provided by the SAP MDM includes a main table, a plane table, a hierarchical structure table, a relationship table, etc. to construct a domain model of main data, and the main data is modeled according to the domain model, but the concept model provided by the SAP MDM cannot express a data model: the labels in the label dimension tree are marked for a certain main table record. If the conceptual model provided in the SAP MDM is adopted, in order to implement tagging of the main table record, the model needs to be pieced together by using a basic model, that is, a dimension list needs to be constructed by using a plane table, a tag tree needs to be constructed by using a hierarchical structure table, and the dimension list and the tag tree are associated by using a relation table, that is, one dimension tag tree can be completely expressed by using the plane table, the hierarchical structure table and the relation table, the tagging of the main table record is implemented, and the implementation is very complicated.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the method and the terminal for labeling the main data are provided, the SAP MDM model is expanded, and the simplicity and convenience of labeling the main data are improved.
In order to solve the technical problems, the invention adopts a technical scheme that:
a method of tagging master data, comprising the steps of:
s1, adding an abstract model of a dimension tag table in a metadata model of the main data;
s2, constructing an instantiated data model of the dimension label table according to the abstract model of the dimension label table, wherein the instantiated data model comprises dimensions and labels corresponding to the dimensions;
and S3, quoting the instantiation data model in the main table, and marking the main data record in the main table with a label.
In order to solve the technical problem, the invention adopts another technical scheme as follows:
a terminal for tagging main data, comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
s1, adding an abstract model of a dimension tag table in a metadata model of the main data;
s2, constructing an instantiated data model of the dimension label table according to the abstract model of the dimension label table, wherein the instantiated data model comprises dimensions and labels corresponding to the dimensions;
and S3, quoting the instantiation data model in the main table, and marking the main data record in the main table with a label.
The invention has the beneficial effects that: adding an abstract model of a dimension tag table into a metadata model of main data, constructing an instantiation data model for the abstract model, quoting the constructed instantiation data model in a main table, marking the main data with tags according to the quoted instantiation data model, realizing the direct establishment of the dimension tag table by expanding an SAP MDM model, and directly quoting the dimension tag table in the main table, thereby realizing the tagging of the main data in the main table and improving the simplicity and convenience of tagging the main data.
Drawings
FIG. 1 is a flowchart illustrating steps of a method for tagging main data according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a terminal for tagging main data according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an SAP MDM model with an added dimension tag table, in accordance with an embodiment of the present invention;
FIG. 4 is a diagram illustrating a newly added dimension tag table according to an embodiment of the present invention;
FIG. 5 is a diagram illustrating contents specifically included in a newly added dimension tag table according to an embodiment of the present invention;
FIG. 6 is a diagram illustrating the addition of dimension fields according to an embodiment of the present invention;
fig. 7 is a schematic diagram of the content specifically included in the added dimension field according to the embodiment of the present invention;
FIGS. 8 and 9 are diagrams illustrating adding specific dimension data according to an embodiment of the present invention;
FIGS. 10 and 11 are schematic diagrams illustrating the addition of specific tag data according to an embodiment of the present invention;
FIG. 12 is a diagram illustrating the addition of fields of a lookup tag table to a main table according to an embodiment of the present invention;
FIG. 13 is a schematic diagram of tagging master data according to an embodiment of the present invention;
FIG. 14 is a diagram illustrating an instantiated dimension tag table according to an embodiment of the invention;
FIG. 15 is a schematic diagram of a tag reference table according to an embodiment of the present invention;
description of reference numerals:
1. a terminal for tagging main data; 2. a memory; 3. a processor.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The noun explains:
master Data (Master Data): data with persistent, non-transactional classes used in an enterprise to define business objects;
main Table (Main Table): the main table contains main information of main data or business objects, such as types of products, suppliers and the like;
plane table (Flat Data): the plane table is used for storing information sets of which the effective values can be exhausted and are independent relative to each other;
hierarchical Table (Hierarchy Table): it differs from the flat table mainly in that the values in the flat table are independent, while the values in the hierarchical table can maintain the hierarchical relationship;
relationship table (Relationship): the relation table is used for referencing relation between the two tables;
dimension Tag Table (Tag Table): the dimension tag table may be used to store (dimension) + (tag items), and data structures that may be retrieved by tags when referenced on the primary table.
Referring to fig. 1, a method for tagging main data includes the steps of:
s1, adding an abstract model of a dimension tag table in a metadata model of the main data;
s2, constructing an instantiated data model of the dimension label table according to the abstract model of the dimension label table, wherein the instantiated data model comprises dimensions and labels corresponding to the dimensions;
and S3, quoting the instantiation data model in the main table, and marking the main data record in the main table with a label.
From the above description, the beneficial effects of the present invention are: adding an abstract model of a dimension tag table into a metadata model of main data, constructing an instantiation data model for the abstract model, quoting the constructed instantiation data model in a main table, marking the main data with tags according to the quoted instantiation data model, realizing the direct establishment of the dimension tag table by expanding an SAP MDM model, and directly quoting the dimension tag table in the main table, thereby realizing the tagging of the main data in the main table and improving the simplicity and convenience of tagging the main data.
Further, the step S2 includes:
adding a dimension tag table, and setting a table name and a table code for the tag dimension table;
adding fields for the newly added dimension tag table, wherein the fields comprise dimension codes and dimension names;
adding one or more dimension data to the newly added dimension tag table according to the field;
adding one or more label data for each dimension data, constructing a dimension label tree, and forming an instantiated data model of the dimension label table.
As can be seen from the above description, the dimension tag table includes a dimension list, the dimension list includes one or more dimension items, that is, dimension data, each dimension item includes one or more tags, that is, each dimension item is composed of a tag tree, and the tag trees included in the dimension items can be associated with each other through one dimension tag table, which is convenient and simple to implement.
Further, the step S3 of referencing the instantiated data model in the main table includes:
adding a field with the type of a lookup tag table in the created main table;
and selecting the created instantiation data model of the dimension label table for the field of the type for searching the label table, and establishing the association between the main table and the dimension label table.
According to the description, the fields of the lookup tag table are newly added in the created main table, and the instantiated data model of the created dimension tag table is selected for the fields, so that the relationship between the main table and the dimension tag table is established, the subsequent tagging of the main data record in the main table is facilitated, and the convenient and fast tagging operation is realized.
Further, the tagging of the master data record in the master table includes:
for each main data record in the main table, selecting dimension data and label data corresponding to the dimension data according to a field selection value corresponding to a field associated with the dimension label table.
According to the description, each main data record in the main table can be conveniently labeled through the newly added field selection value corresponding to the field associated with the dimension label table, and the method is simple and easy to implement.
Further, the step S3 is followed by the step of:
s4, receiving the label to be searched, searching and displaying all the main data records on which the label to be searched is printed in the main table according to the label to be searched.
According to the description, the main data records associated with the tags can be conveniently searched in the main table through searching the tags, and statistical analysis is facilitated.
Referring to fig. 2, a terminal for tagging main data includes a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor executes the computer program to implement the following steps:
s1, adding an abstract model of a dimension tag table in a metadata model of the main data;
s2, constructing an instantiated data model of the dimension label table according to the abstract model of the dimension label table, wherein the instantiated data model comprises dimensions and labels corresponding to the dimensions;
and S3, quoting the instantiation data model in the main table, and marking the main data record in the main table with a label.
From the above description, the beneficial effects of the present invention are: adding an abstract model of a dimension tag table into a metadata model of main data, constructing an instantiation data model for the abstract model, quoting the constructed instantiation data model in a main table, marking the main data with tags according to the quoted instantiation data model, realizing the direct establishment of the dimension tag table by expanding an SAP MDM model, and directly quoting the dimension tag table in the main table, thereby realizing the tagging of the main data in the main table and improving the simplicity and convenience of tagging the main data.
Further, the step S2 includes:
adding a dimension tag table, and setting a table name and a table code for the tag dimension table;
adding fields for the newly added dimension tag table, wherein the fields comprise dimension codes and dimension names;
adding one or more dimension data to the newly added dimension tag table according to the field;
adding one or more label data for each dimension data, constructing a dimension label tree, and forming an instantiated data model of the dimension label table.
As can be seen from the above description, the dimension tag table includes a dimension list, the dimension list includes one or more dimension items, that is, dimension data, each dimension item includes one or more tags, that is, each dimension item is composed of a tag tree, and the tag trees included in the dimension items can be associated with each other through one dimension tag table, which is convenient and simple to implement.
Further, the step S3 of referencing the instantiated data model in the main table includes:
adding a field with the type of a lookup tag table in the created main table;
and selecting the created instantiation data model of the dimension label table for the field of the type for searching the label table, and establishing the association between the main table and the dimension label table.
According to the description, the fields of the lookup tag table are newly added in the created main table, and the instantiated data model of the created dimension tag table is selected for the fields, so that the relationship between the main table and the dimension tag table is established, the subsequent tagging of the main data record in the main table is facilitated, and the convenient and fast tagging operation is realized.
Further, the tagging of the master data record in the master table includes:
for each main data record in the main table, selecting dimension data and label data corresponding to the dimension data according to a field selection value corresponding to a field associated with the dimension label table.
According to the description, each main data record in the main table can be conveniently labeled through the newly added field selection value corresponding to the field associated with the dimension label table, and the method is simple and easy to implement.
Further, the step S3 is followed by the step of:
s4, receiving the label to be searched, searching and displaying all the main data records on which the label to be searched is printed in the main table according to the label to be searched.
According to the description, the main data records associated with the tags can be conveniently searched in the main table through searching the tags, and statistical analysis is facilitated.
Example one
Referring to fig. 1, a method for tagging main data includes the steps of:
s1, adding an abstract model of a dimension tag table to the metadata model of the main data, specifically, as shown in fig. 3, the tag table in the figure refers to a newly added dimension tag table;
s2, constructing an instantiated data model of the dimension label table according to the abstract model of the dimension label table, wherein the instantiated data model comprises dimensions and labels corresponding to the dimensions;
the method comprises the steps that an instantiated data model of a dimension label table is built according to predefined element data, namely a modeling process of the dimension label table;
specifically, a dimension tag table is newly added, and a table name and a table code are set for the tag dimension table;
adding fields for the newly added dimension tag table, wherein the fields comprise dimension codes and dimension names;
adding one or more dimension data to the newly added dimension tag table according to the field;
adding one or more label data to each dimension data, constructing a dimension label tree, and forming an instantiated data model of the dimension label table;
s3, quoting the instantiation data model in the main table, and marking the main data record in the main table with a label;
wherein referencing the instantiated data model in a master table comprises:
adding a field with the type of a lookup tag table in the created main table;
selecting an instantiation data model of the created dimension label table for the field of the type for searching the label table, and establishing the association between the main table and the dimension label table;
the tagging of the master data records in the master table comprises:
for each main data record in the main table, selecting dimension data and label data corresponding to the dimension data according to a field selection value corresponding to a field associated with the dimension label table;
s4, receiving a label to be searched, searching and displaying all main data records printed with the label to be searched in a main table according to the label to be searched;
the following illustrates how the tagging of the main data is implemented by a specific example:
first, the detailed modeling process of the dimension label table, as shown in fig. 4-7:
firstly, creating a dimension label table, as shown in fig. 4, creating the dimension label table by clicking a newly added label dimension table, as shown in fig. 5, if a dimension label table with a name of "feature" and a code of "tz" is to be created;
secondly, adding fields of a dimension tag table, such as adding two fields of a dimension code (dim _ code) and a name (dim _ name), as shown in fig. 6 and 7;
next, a data management process of the dimension tag table is performed, as shown in fig. 8 to 11:
firstly, adding dimension data of a dimension tag table, as shown in fig. 8-9, creating dimension data, which is assumed to be described from two dimensions of "hobby" and "exterior";
secondly, adding label data of a dimension label table, as shown in fig. 10-11, creating label data, and assuming that the dimension interest and hobbies include labels such as ball, art, swimming and the like, constructing a corresponding label tree, namely each dimension item has a label tree corresponding to the label tree;
next, performing model association of the dimension tag table, as shown in fig. 12, creating an additional field in a created "main table" (if it is a student table), where the field type is "look-up tag table", specifically, selecting a previously created "feature table", and thus using a "tag dimension table" for the student table;
then, data association of the dimension label table is performed, as shown in fig. 13, a certain label is selected in a field selection value of student characteristics in a student table, and the process is that the student is marked with the certain label;
FIG. 14 illustrates the physical form a dimension tag table appears after instantiation;
after the dimension tag table is referred to by other main tables, a "tag reference table" is constructed, and fig. 15 shows a physical form diagram presented after the dimension tag table is referred to;
after the main data is labeled, the search service retrieves students through the labels, wherein the process of retrieving the labels is executed through a service interface API;
specifically, a scene searched for by dimension information (dimension), tag code (tag _ code), and tag name (tag _ name) is implemented by associating three tables of reftag _ field _ id, d _ tag _ id, and d _ tag _ id with each other and filtering the three tables using the _ dimension _ id, item _ id, and item _ name in the tables of reftag _ field _ id.
Example two
Referring to fig. 2, a terminal 1 for tagging main data includes a memory 2, a processor 3, and a computer program stored in the memory 2 and executable on the processor 3, wherein the processor 3 implements the steps of the first embodiment when executing the computer program.
In summary, the method and the terminal for tagging main data provided by the present invention add an abstract model of a dimension tag table in a metadata model of main data, and constructing an instantiated data model for the abstract model, wherein the dimension label table comprises dimension items and a label tree, the constructed instantiated data model is quoted in the main table, the relationship between the main table and the dimension label table is established, the main data in the main table is conveniently and quickly labeled according to the cited instantiated data model, the direct establishment of the dimension tag table is realized by expanding the SAPMDM model, the reference of the dimension tag table is directly carried out in the main table, thereby realizing the labeling of the main data in the main table, improving the simplicity and convenience of labeling the main data, and the searching of the main data marked with the corresponding label in the main table is conveniently realized based on the label, and the statistical analysis is convenient.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims (10)

1. A method for tagging master data, comprising the steps of:
s1, adding an abstract model of a dimension tag table in a metadata model of the main data;
s2, constructing an instantiated data model of the dimension label table according to the abstract model of the dimension label table, wherein the instantiated data model comprises dimensions and labels corresponding to the dimensions;
and S3, quoting the instantiation data model in the main table, and marking the main data record in the main table with a label.
2. The method according to claim 1, wherein the step S2 includes:
adding a dimension tag table, and setting a table name and a table code for the tag dimension table;
adding fields for the newly added dimension tag table, wherein the fields comprise dimension codes and dimension names;
adding one or more dimension data to the newly added dimension tag table according to the field;
adding one or more label data for each dimension data, constructing a dimension label tree, and forming an instantiated data model of the dimension label table.
3. A method according to claim 1 or 2, wherein said step S3 of referring to said instantiated data model in a master table comprises:
adding a field with the type of a lookup tag table in the created main table;
and selecting the created instantiation data model of the dimension label table for the field of the type for searching the label table, and establishing the association between the main table and the dimension label table.
4. The method of claim 3, wherein the tagging the master data records in the master table comprises:
for each main data record in the main table, selecting dimension data and label data corresponding to the dimension data according to a field selection value corresponding to a field associated with the dimension label table.
5. The method for tagging main data according to claim 1 or 2, further comprising the step after the step S3 of:
s4, receiving the label to be searched, searching and displaying all the main data records on which the label to be searched is printed in the main table according to the label to be searched.
6. A terminal for tagging main data, comprising a memory, a processor and a computer program stored on the memory and operable on the processor, wherein the processor implements the following steps when executing the computer program:
s1, adding an abstract model of a dimension tag table in a metadata model of the main data;
s2, constructing an instantiated data model of the dimension label table according to the abstract model of the dimension label table, wherein the instantiated data model comprises dimensions and labels corresponding to the dimensions;
and S3, quoting the instantiation data model in the main table, and marking the main data record in the main table with a label.
7. The terminal for tagging main data according to claim 6, wherein the step S2 comprises:
adding a dimension tag table, and setting a table name and a table code for the tag dimension table;
adding fields for the newly added dimension tag table, wherein the fields comprise dimension codes and dimension names;
adding one or more dimension data to the newly added dimension tag table according to the field;
adding one or more label data for each dimension data, constructing a dimension label tree, and forming an instantiated data model of the dimension label table.
8. A terminal for tagging master data according to claim 6 or 7, wherein said step S3 of referring to said instantiated data model in a master table comprises:
adding a field with the type of a lookup tag table in the created main table;
and selecting the created instantiation data model of the dimension label table for the field of the type for searching the label table, and establishing the association between the main table and the dimension label table.
9. The terminal of claim 8, wherein the tagging of the master data records in the master table comprises:
for each main data record in the main table, selecting dimension data and label data corresponding to the dimension data according to a field selection value corresponding to a field associated with the dimension label table.
10. The terminal for tagging main data according to claim 6 or 7, further comprising, after the step S3, the steps of:
s4, receiving the label to be searched, searching and displaying all the main data records on which the label to be searched is printed in the main table according to the label to be searched.
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