CN107391612A - Field configuration method and device - Google Patents
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- CN107391612A CN107391612A CN201710536340.XA CN201710536340A CN107391612A CN 107391612 A CN107391612 A CN 107391612A CN 201710536340 A CN201710536340 A CN 201710536340A CN 107391612 A CN107391612 A CN 107391612A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/21—Design, administration or maintenance of databases
- G06F16/211—Schema design and management
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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
- G06F16/22—Indexing; Data structures therefor; Storage structures
- G06F16/2291—User-Defined Types; Storage management thereof
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Abstract
The present invention provides a kind of field configuration method and device, and method includes obtaining user's table mark from user's table metadata table；According to user's table identifier lookup field configuration metadata table, to obtain field configuration metadata set；The field configuration metadata set is selected, to obtain configuration field name；Newly-increased data are generated in field metadata table；The field metadata table is used to store the metadata of the configured field in the tables of data of user.Above-mentioned field configuration method and device, user's table by obtaining current data table identifies configures metadata table come Lookup Field, selected with the extended field to current data table, and the extended field relevant information chosen is added in field metadata table, so as to realize the field configuration of current data table, when the field of system loads current data table, loaded by field metadata table, you can loading extended field.
Description
Technical field
The present invention relates to field of computer technology, more particularly to a kind of field configuration method and device.
Background technology
With the development of Internet technology and the maturation of application software, start to rise in 21 century a kind of innovates completely
Software application mode software services (Software-as-a-Service, abbreviation SaaS).It is that one kind is carried by Internet
For the pattern of software, manufacturer by application software unified plan on the server of oneself, client can according to oneself actual demand,
Required application software service is ordered to manufacturer by internet, by the service ordered how much and the payment of time long short manufacturer branch
With, and the service provided by internet acquisition manufacturer.For many small business, SaaS be sophistication most
Good approach, it eliminates enterprise's purchase, builds and safeguards infrastructure and the needs of application program.
With deepening continuously for SaaS software applications, software systems are while customer service demand is met, also increasingly
Face the challenge of user's differentiation requirement.In in general SaaS system developments, the characteristics of being limited to relevant database, business
The attribute of data is typically what is solidified, and system can only meet the personalized requirement of user's Show Styles；Or pass through reserved field
Mode, increase response to service attribute individual demand for system, the scope of personalized definition carried out using aforesaid way
With it is limited in one's ability.Therefore, a kind of field configuration method is needed badly to realize the individual demand of user service data Show Styles.
The content of the invention
The present invention provides a kind of field configuration method and device, and sample is shown to solve user service data in the prior art
The personalized definition of formula can not meet demand technical problem.
One aspect of the present invention provides a kind of field configuration method, including：
User's table mark is obtained from user's table metadata table, wherein, user's table metadata table is used for the number for storing user
According to the metadata of table；
According to user's table identifier lookup field configuration metadata table, to obtain field configuration metadata set, wherein, field is matched somebody with somebody
Put the metadata that metadata table is used to store the extended field in the tables of data of user；Field configuration metadata set includes at least one
Individual field configuration metadata item, field configuration metadata item include configuration field name；
Field configuration metadata set is selected, to obtain configuration field name；
Newly-increased data are generated in field metadata table, increasing data newly includes user's table mark and configuration field name；Field
Metadata table is used to store the metadata of the configured field in the tables of data of user.
Further, after user's table mark is obtained from user's table metadata table, in addition to：
According to user's table identifier lookup field metadata table, to obtain field metadata set, wherein, field metadata set bag
Include at least one field metadata item；Field metadata item includes selected state；
Field metadata set is selected, and the selected state of selected field metadata item is labeled as having selected
In, by the selected state of not selected field metadata item labeled as unselected；Selected state is used to sentence in load field
The disconnected field whether loaded corresponding to corresponding field metadata item.
Further, according to user's table identifier lookup field configuration metadata table, with obtain field configuration metadata set it
Afterwards, in addition to：
Field configuration metadata set is selected, to obtain field data to be deleted, field data to be deleted includes first and expanded
Open up field identification；
Searched according to the first extended field mark in configuration data table, to obtain the first lookup result, wherein, configure number
It is used for the data message for storing user's extended field according to table；
Judge whether include the data item in configuration data table in the first lookup result；If so, then by lookup result from
Put in tables of data and delete, and simultaneously delete field data to be deleted from field configuration metadata set.
Further, in addition to：If not including the data item in the configuration data table in the first lookup result, will treat
Field data is deleted to delete from the field configuration metadata set.
Further, according to user's table identifier lookup field configuration metadata table, with obtain field configuration metadata set it
Afterwards, in addition to：
Field configuration metadata set is selected, to obtain field data to be changed, field data to be changed includes the
Two extended fields identify and can change information；
Searched according to the second extended field mark in configuration data table, to obtain the second lookup result, wherein, configure number
It is used for the data message for storing user's extended field according to table；
Judge whether include the data item in configuration data table in the second lookup result；If it is not, then to field configuration member number
It is modified according to the information of changing of field data to be changed in table.
Another aspect of the present invention provides a kind of field configuration device, including：
User's table identifier acquisition module, for obtaining user's table mark from user's table metadata table, wherein, user's list cell
Tables of data is used for the metadata for storing the tables of data of user；
Field configuration metadata set acquisition module, for according to user's table identifier lookup field configuration metadata table, to obtain
Field configuration metadata set is taken, wherein, field configuration metadata table is used to store the member of the extended field in the tables of data of user
Data；Field configuration metadata set includes at least one field configuration metadata item, and field configuration metadata item includes configuration words
Section name；
First choice module, for selecting field configuration metadata set, to obtain configuration field name；
Newly-increased data generation module, for generating newly-increased data in field metadata table, newly-increased data include user's table
Mark and configuration field name；Field metadata table is used to store the metadata of the configured field in the tables of data of user.
Further, said apparatus also includes：
Field metadata set acquisition module, for obtaining use from user's table metadata table in user's table identifier acquisition module
After family table mark, according to user's table identifier lookup field metadata table, to obtain field metadata set, wherein, field member number
Include at least one field metadata item according to collection；Field metadata item includes selected state；
Second selecting module, for selecting field metadata set, and by the choosing of selected field metadata item
Middle status indication is has chosen, by the selected state of not selected field metadata item labeled as unselected；Selected state is used
Judge whether to load the field corresponding to corresponding field metadata item when in load field.
Further, said apparatus also includes：
3rd selecting module, in field configuration metadata set acquisition module according to user's table identifier lookup field configuration
Metadata table, after obtaining field configuration metadata set, field configuration metadata set is selected, to obtain field to be deleted
Data, field data to be deleted identify including the first extended field；
First searching modul, for being searched according to the first extended field mark in configuration data table, looked into obtaining first
Result is looked for, wherein, configuration data table is used for the data message for storing user's extended field；
First judge module, for judging whether include the data item in configuration data table in the first lookup result；If so,
Trigger the first removing module；
First removing module, for lookup result to be deleted from configuration data table, and simultaneously will field data be deleted from
Deleted in field configuration metadata set.
Further, in addition to the second removing module, for not including the configuration data table in the first lookup result
In data item when, field data to be deleted is deleted from the field configuration metadata set.
Further, said apparatus also includes：
4th selecting module, for selecting field configuration metadata set, to obtain field data to be changed, treat more
Segment data of altering includes the second extended field and identifies and can change information；
Second searching modul, for being searched according to the second extended field mark in configuration data table, looked into obtaining second
Result is looked for, wherein, configuration data table is used for the data message for storing user's extended field；
Second judge module, for judging whether include the data item in configuration data table in the second lookup result；If it is not,
Triggering change module；
Module is changed, for being modified to the information of changing of field data to be changed in field configuration metadata table.
Field configuration method and device provided by the invention, identified by the user's table for obtaining current data table to search word
Section configuration metadata table, is selected, and the extended field relevant information chosen is added with the extended field to current data table
It is added in field metadata table, so as to realize the field configuration of current data table, when the field of system loads current data table,
Loaded by field metadata table, you can loading extended field.
Brief description of the drawings
The invention will be described in more detail below based on embodiments and refering to the accompanying drawings.Wherein：
Fig. 1 is a schematic flow sheet of the field configuration method that the embodiment of the present invention one provides；
Fig. 2 a are the graph of a relation between the tenant that the embodiment of the present invention one provides and user's table；
Fig. 2 b are the graph of a relation between each metadata table that the embodiment of the present invention one provides；
Fig. 3 is another schematic flow sheet for the field configuration method that the embodiment of the present invention one provides；
Fig. 4 is the another schematic flow sheet for the field configuration method that the embodiment of the present invention one provides；
Fig. 5 is the another schematic flow sheet for the field configuration method that the embodiment of the present invention one provides；
Fig. 6 is a structural representation of the field configuration device that the embodiment of the present invention two provides；
Fig. 7 is another structural representation for the field configuration device that the embodiment of the present invention two provides；
Fig. 8 is the another structural representation for the field configuration device that the embodiment of the present invention two provides；
Fig. 9 is the another structural representation for the field configuration device that the embodiment of the present invention two provides.
In the accompanying drawings, identical part uses identical reference.Accompanying drawing is not drawn according to the ratio of reality.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiments of the present invention are described in detail below with reference to drawings and Examples, whereby implementation personnel of the invention
Can fully understand how application technology means solve technical problem to the present invention, and reach the implementation process of technique effect and according to
The present invention is embodied according to above-mentioned implementation process.If it should be noted that do not form conflict, each embodiment in the present invention
And each feature in each embodiment can be combined with each other, the technical scheme formed protection scope of the present invention it
It is interior.
Embodiment one
Fig. 1 is a schematic flow sheet of the field configuration method that the embodiment of the present invention one provides；As shown in figure 1, this implementation
Example provides a kind of field configuration method, including step 101- steps 104.
Wherein, step 101, user's table mark is obtained from user's table metadata table, wherein, user's table metadata table is used for
Store the metadata of the tables of data of user.
The relevant information of all tables of data of the user, such as the table of tables of data are would know that by user's table metadata table
Name, field name, field label and whether the field of the tables of data can be configured, between each table as shown in 2a and Fig. 2 b
Graph of a relation, tenant 4 is used to store the relevant information that tenant buys main body (object for renting SaaS systems), user in Fig. 2 a
The information using user under table 1- user table storage tenancy entity, is many-to-one relation with tenant 4.In Fig. 2 b, if can
Configuration being carried out by whether can configure field setting in user's table metadata table to the field of the tables of data, can only be carried out
The tables of data that configurable field is set, field configuration (personalized customization is carried out according to user's request) could be carried out.
In practical application, system is loaded all tables of data of user according to user's table metadata table, to
During the display of family, title (the settable name for only showing the tables of data that can carry out field configuration of all tables of data of user can be only shown
Claim), user chooses the title for the tables of data for needing to carry out field configuration, and so as to obtain user's table mark, (title of tables of data is all
User's table mark can be corresponded to), user's table is identified as the major key of user's table metadata table, and selected tables of data is hereinafter
It is referred to as current data table.
Step 102, according to user's table identifier lookup field configuration metadata table, to obtain field configuration metadata set, its
In, field configuration metadata table is used to store the metadata of the extended field in the tables of data of user；Field configuration metadata set
Including at least one field configuration metadata item, field configuration metadata item includes configuration field name.
Extended field is the field for being used to carry out field configuration for current data table.It is in practical application, current choosing
After tables of data, the related extended field of the current tables of data can be found out and be shown by field configuration metadata table by system
To user, in display, configuration field name can be displayed for user's selection.In this step, field configuration metadata set bag
At least one field configuration metadata item (a line record of the i.e. field configuration metadata table of field configuration metadata item) is included, that is, is worked as
Preceding tables of data allows for being extended the configuration of field, could carry out carrying out configuration operation to it, so as to meet user personality
Change configuration demand (if current data table can not be extended the configuration of field, then the present embodiment then with prior art indifference
It is different).
Step 103, field configuration metadata set is selected, to obtain configuration field name.
In actual applications, in order to directly perceived, be shown to user for configuration field name, field configuration metadata set is carried out
During selection, what user chose is configuration field name, and what is actually chosen is one or more field configuration metadata items, such as Fig. 2 b
Shown, field configuration metadata item includes field configuration metadata table mark (being represented in table with ID), tenant ID, table id and (used
Family table mark), field name (i.e. configuration field name) and field type.
Step 104, newly-increased data are generated in field metadata table, increasing data newly includes user's table mark and configuration field
Name；Field metadata table is used to store the metadata of the configured field in the tables of data of user.
Newly-increased data are the record in field metadata table, and newly-increased data can be one and record, or a plurality of record, take
It is certainly single choice or multiselect when user is being selected configuration field name, sets with specific reference to actual conditions, do not do herein
Limit.As shown in Figure 2 b, field metadata table includes field metadata table mark (being represented in table with ID), tenant ID, table id (i.e.
User's table identifies), it is field name (i.e. configuration field name), field label, whether essential and whether selected.
Field metadata table is used to store all numbers of the metadata, i.e. user of the configured field in the tables of data of user
It is stored according to the metadata of the configured field of table in field metadata table.
In this step, it is that the extended field that current data table is chosen is added in field metadata table by user, with reality
The field configuration of existing current data table.When the system loads current tables of data, relevant field is loaded by field metadata table
It will can be loaded for all fields that current data table configures.
The function that the present embodiment is realized is that the extended field in field configuration metadata table is added into field metadata table
In, so as to realize the field configuration of user's current data table.
The field configuration method that the present embodiment provides, user's table by obtaining current data table identifies matches somebody with somebody come Lookup Field
Metadata table is put, is selected with the extended field to current data table, and the extended field relevant information chosen is added to
In field metadata table, so as to realize the field configuration of current data table, when the field of system loads current data table, pass through
Field metadata table is loaded, you can loading extended field.
Further, as shown in figure 3, in a specific embodiment of the invention, step is also included after step 101
102a-103a。
Wherein, step 102a, according to user's table identifier lookup field metadata table, to obtain field metadata set, wherein,
Field metadata set includes at least one field metadata item；Field metadata item includes selected state.
Field metadata item is a record in field metadata table, and field metadata item including user's table except identifying
And field name, in addition to selected state.Selected state includes having chosen and unselected two states.
In actual applications, the field metadata set (i.e. configured field) of active user's table is all loaded onto boundary by system
It face, may be configured as that field name only is shown into user, user chooses corresponding field metadata item by selecting field name, will
Selected state corresponding with selected field name is labeled as having chosen in field metadata table, with not selected field name pair
The selected state answered is labeled as unselected.
Step 103a, field metadata set is selected, and by the selected state mark of selected field metadata item
It is designated as having chosen, by the selected state of not selected field metadata item labeled as unselected；Selected state is used to load
Judge whether to load the field corresponding to corresponding field metadata item during field.
When status display is chosen in choosing, system can just load the field corresponding to the field metadata item.
The present embodiment is another application of field configuration method, i.e., configured field is selected, pass through field
Selected state in metadata realizes field configuration.When system loads, it is the field member chosen only to load selected state
Field corresponding to data item.
In another specific embodiment of the invention, as shown in figure 4, also including step 103b- steps after step 102
105b, the present embodiment are used to delete extended field.
Wherein, step 103b, field configuration metadata set is selected, to obtain field data to be deleted, field to be deleted
Data identify including the first extended field, and the first extended field mark is the ID in field configuration metadata table.Field Count to be deleted
According to one or more records in as field configuration metadata set, therefore field to be deleted includes configuration field name, in addition,
Field to be deleted also includes the first extended field and identified.Configuration field name can be shown to user by system, and user passes through configuration field
Name is selected the extended field to be deleted, so as to obtain and the configuration field name of the extended field to be deleted corresponding first
Extended field identifies.
Step 104b, searched according to the first extended field mark in configuration data table, to obtain the first lookup result, its
In, configuration data table is used for the data message for storing user's extended field.
Step 105b, judge whether include the data item in configuration data table in the first lookup result；If so, go to step
106b is performed, if it is not, going to step 107b execution.
If the first lookup result includes the data item in configuration data table, illustrate corresponding to now the first extended field mark
Extended field has data (data storage of extended field is in configuration data table), and otherwise, the extended field does not have data.
Step 106b, lookup result is deleted from configuration data table, and simultaneously will field data be deleted from field configuration
Deleted in metadata set.
When extended field corresponding to the first extended field mark has data, not only by field configuration metadata table the
Extended field relevant information corresponding to one extended field mark is deleted, and should also be believed the related of the extended field in configuration data table
Breath is deleted.
Step 107b, field data to be deleted is deleted from field configuration metadata set.
In a specific embodiment of the invention, as shown in figure 5, also including step 103c- steps after step 102
106c, the present embodiment are used to be modified the information of changing of extended field.
Step 103c, field configuration metadata set is selected, to obtain field data to be changed, Field Count to be changed
Identify according to including the second extended field and information can be changed.The second extended field mark is with the first extended field mark herein
ID attributes in field configuration metadata table, in order to carry out area with the first extended field mark selected during deletion extended field
Point, referred to herein as the second extended field mark.
Step 104c, searched according to the second extended field mark in configuration data table, to obtain the second lookup result, its
In, configuration data table is used for the data message for storing user's extended field.
Step 105c, judge whether include the data item in configuration data table in the second lookup result；If it is not, go to step
106c is performed, if so, terminating to perform.
If the second lookup result includes the data item in configuration data table, illustrate corresponding to now the second extended field mark
Extended field has data (data storage of extended field is in configuration data table), does not allow the correlation to the extended field herein
Information is modified (for Information Security), and otherwise, the extended field does not have data.
Step 106c, the information of changing of field data to be changed in field configuration metadata table is modified.
Information, which can be changed, includes field name and field type.
Embodiment two
The present embodiment is device embodiment, for performing the method in above-described embodiment one.
Fig. 6 is a structural representation of the field configuration device that the embodiment of the present invention two provides；As shown in fig. 6, this implementation
Example provides a kind of field configuration device, including user's table identifier acquisition module 201, field configuration metadata set acquisition module 202,
First choice module 203 and newly-increased data generation module 204.
Wherein, user's table identifier acquisition module 201, for obtaining user's table mark from user's table metadata table, wherein,
User's table metadata table is used for the metadata for storing the tables of data of user.
Field configuration metadata set acquisition module 202, for according to user's table identifier lookup field configuration metadata table, with
Field configuration metadata set is obtained, wherein, field configuration metadata table is used to store the extended field in the tables of data of user
Metadata；Field configuration metadata set includes at least one field configuration metadata item, and field configuration metadata item includes configuration
Field name.
First choice module 203, for selecting field configuration metadata set, to obtain configuration field name.
Newly-increased data generation module 204, for generating newly-increased data in field metadata table, newly-increased data include user
Table identifies and configuration field name；Field metadata table is used to store the metadata of the configured field in the tables of data of user.
Further, as shown in fig. 7, in another specific embodiment of the invention, field configuration device also includes field
The selecting module 206 of metadata set acquisition module 205 and second.
Wherein, field metadata set acquisition module 205, for according to user's table identifier lookup field metadata table, to obtain
Field metadata set is taken, wherein, field metadata set includes at least one field metadata item；Field metadata item includes choosing
State.
Second selecting module 206, for selecting field metadata set, and by selected field metadata item
Selected state is labeled as having chosen, by the selected state of not selected field metadata item labeled as unselected；Selected state
For judging whether to load the field corresponding to corresponding field metadata item in load field.
Further, as shown in figure 8, in another specific embodiment of the invention, field configuration device also includes the 3rd
Selecting module 207, the first searching modul 208, the first judge module 209, the first removing module 210 and the second removing module 211.
Wherein, the 3rd selecting module 207, for selecting field configuration metadata set, to obtain Field Count to be deleted
According to field data to be deleted identifies including the first extended field；
First searching modul 208, for being searched according to the first extended field mark in configuration data table, to obtain first
Lookup result, wherein, configuration data table is used for the data message for storing user's extended field.
First judge module 209, for judging whether include the data item in configuration data table in the first lookup result；If
It is to trigger the first removing module, if it is not, the second removing module of triggering.
First removing module 210, will field data be deleted for lookup result to be deleted from configuration data table, and simultaneously
Deleted from field configuration metadata set.
Second removing module 211, for field data to be deleted to be deleted from field configuration metadata set.
Further, as shown in figure 9, in another specific embodiment of the invention, field configuration device also includes the 4th
Selecting module 212, the second searching modul 213, the second judge module 214 and change module 215.
Wherein, the 4th selecting module 212, for selecting field configuration metadata set, to obtain field to be changed
Data, field data to be changed include the second extended field and identify and can change information.
Second searching modul 213, for being searched according to the second extended field mark in configuration data table, to obtain second
Lookup result, wherein, configuration data table is used for the data message for storing user's extended field.
Second judge module 214, for judging whether include the data item in configuration data table in the second lookup result；If
It is no, triggering change module.
Module 215 is changed, for being carried out more to the information of changing of field data to be changed in field configuration metadata table
Change.
The present embodiment be with one corresponding device embodiment of embodiment of the method, for details, reference can be made to the description in embodiment one,
It will not be repeated here.
It should be understood that disclosed embodiment of this invention is not limited to specific structure disclosed herein, processing step
Or material, and the equivalent substitute for these features that those of ordinary skill in the related art are understood should be extended to.It should also manage
Solution, term as used herein are only used for describing the purpose of specific embodiment, and are not intended to limit.
" one embodiment " or " embodiment " mentioned in specification means special characteristic, the structure described in conjunction with the embodiments
Or during characteristic is included at least one embodiment of the present invention.Therefore, the phrase " reality that specification various places throughout occurs
Apply example " or " embodiment " same embodiment might not be referred both to.
In addition, described feature, structure or characteristic can be attached to one or more in any other suitable manner in fact
Apply in example.In superincumbent description, there is provided some concrete details, such as material etc., to provide to embodiments of the invention
Comprehensive understanding.However, those skilled in the relevant art are readily apparent that, the present invention is without said one or multiple concrete details
Realize, or can also use other methods, component, material etc. to realize.In other examples, known structure, material or operation
It is not shown or described in detail in order to avoid obscuring various aspects of the invention.
Although above-mentioned example is used to illustrate principle of the present invention in one or more apply, for the technology of this area
For personnel, in the case of without departing substantially from the principle and thought of the present invention, hence it is evident that can in form, the details of usage and implementation
It is upper that various modifications may be made and does not have to pay creative work.Therefore, the present invention is defined by the appended claims.
Claims (10)
- A kind of 1. field configuration method, it is characterised in that including：User's table mark is obtained from user's table metadata table, wherein, user's table metadata table is used for the number for storing user According to the metadata of table；According to user's table identifier lookup field configuration metadata table, to obtain field configuration metadata set, wherein, the word Section configuration metadata table is used to store the metadata of the extended field in the tables of data of user；The field configuration metadata set bag At least one field configuration metadata item is included, the field configuration metadata item includes configuration field name；The field configuration metadata set is selected, to obtain configuration field name；Newly-increased data are generated in field metadata table, the newly-increased data include user's table mark and the configuration field Name；The field metadata table is used to store the metadata of the configured field in the tables of data of user.
- 2. field configuration method according to claim 1, it is characterised in that user's table is obtained from user's table metadata table After mark, in addition to：According to field metadata table described in user's table identifier lookup, to obtain field metadata set, wherein, the field member Data set includes at least one field metadata item；The field metadata item includes selected state；The field metadata set is selected, and the selected state of selected field metadata item is labeled as having selected In, by the selected state of not selected field metadata item labeled as unselected；Selected state is used to sentence in load field The disconnected field whether loaded corresponding to corresponding field metadata item.
- 3. field configuration method according to claim 1, it is characterised in that matched somebody with somebody according to user's table identifier lookup field Metadata table is put, after obtaining field configuration metadata set, in addition to：The field configuration metadata set is selected, to obtain field data to be deleted, the field data to be deleted includes the One extended field identifies；Searched according to first extended field mark in configuration data table, to obtain the first lookup result, wherein, it is described to match somebody with somebody Put the data message that tables of data is used to store user's extended field；Judge whether include the data item in the configuration data table in the first lookup result；If so, then by the lookup result Delete from the configuration data table, and simultaneously delete field data to be deleted from the field configuration metadata set.
- 4. field configuration method according to claim 3, it is characterised in that also include：If do not wrapped in the first lookup result The data item in the configuration data table is included, then is deleted field data to be deleted from the field configuration metadata set.
- 5. the field configuration method according to any one of claim 1-4, it is characterised in that identified according to user's table Lookup Field configures metadata table, after obtaining field configuration metadata set, in addition to：The field configuration metadata set is selected, to obtain field data to be changed, the field data bag to be changed Include the second extended field mark and information can be changed；Searched according to second extended field mark in configuration data table, to obtain the second lookup result, wherein, it is described to match somebody with somebody Put the data message that tables of data is used to store user's extended field；Judge whether include the data item in the configuration data table in the second lookup result；If it is not, then to the field configuration The information of changing of field data to be changed is modified in metadata table.
- A kind of 6. field configuration device, it is characterised in that including：User's table identifier acquisition module, for obtaining user's table mark from user's table metadata table, wherein, user's list cell Tables of data is used for the metadata for storing the tables of data of user；Field configuration metadata set acquisition module, for according to user's table identifier lookup field configuration metadata table, to obtain Field configuration metadata set is taken, wherein, the field configuration metadata table is used to store the extended field in the tables of data of user Metadata；The field configuration metadata set includes at least one field configuration metadata item, the field configuration metadata Item includes configuration field name；First choice module, for selecting the field configuration metadata set, to obtain configuration field name；Newly-increased data generation module, for generating newly-increased data in field metadata table, the newly-increased data include the use Family table mark and the configuration field name；The field metadata table is used to store the configured field in the tables of data of user Metadata.
- 7. field configuration device according to claim 6, it is characterised in that also include：Field metadata set acquisition module, for obtaining use from user's table metadata table in user's table identifier acquisition module After family table mark, according to field metadata table described in user's table identifier lookup, to obtain field metadata set, wherein, The field metadata set includes at least one field metadata item；The field metadata item includes selected state；Second selecting module, for selecting the field metadata set, and by the choosing of selected field metadata item Middle status indication is has chosen, by the selected state of not selected field metadata item labeled as unselected；Selected state is used Judge whether to load the field corresponding to corresponding field metadata item when in load field.
- 8. field configuration device according to claim 6, it is characterised in that also include：3rd selecting module, in the field configuration metadata set acquisition module according to user's table identifier lookup field Metadata table is configured, after obtaining field configuration metadata set, the field configuration metadata set is selected, to obtain Field data to be deleted, the field data to be deleted identify including the first extended field；First searching modul, for being searched according to first extended field mark in configuration data table, looked into obtaining first Result is looked for, wherein, the configuration data table is used for the data message for storing user's extended field；First judge module, for judging whether include the data item in the configuration data table in the first lookup result；If so, Trigger the first removing module；First removing module, for the lookup result to be deleted from the configuration data table, and simultaneously will Field Count be deleted Deleted according to from the field configuration metadata set.
- 9. field configuration device according to claim 8, it is characterised in that also including the second removing module, for When not including the data item in the configuration data table in one lookup result, by field data to be deleted from the field configuration member number Deleted according to concentrating.
- 10. the field configuration device according to any one of claim 6-9, it is characterised in that also include：4th selecting module, in the field configuration metadata set acquisition module according to user's table identifier lookup field Metadata table is configured, after obtaining field configuration metadata set, the field configuration metadata set is selected, to obtain Field data to be changed, the field data to be changed include the second extended field and identify and can change information；Second searching modul, for being searched according to second extended field mark in configuration data table, looked into obtaining second Result is looked for, wherein, the configuration data table is used for the data message for storing user's extended field；Second judge module, for judging whether include the data item in the configuration data table in the second lookup result；If it is not, Triggering change module；Module is changed, for being carried out more to information can be changed described in field data to be changed in the field configuration metadata table Change.
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