CN1713176A - Access system and method for dynamic object - Google Patents
Access system and method for dynamic object Download PDFInfo
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- CN1713176A CN1713176A CN200410069488.XA CN200410069488A CN1713176A CN 1713176 A CN1713176 A CN 1713176A CN 200410069488 A CN200410069488 A CN 200410069488A CN 1713176 A CN1713176 A CN 1713176A
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Abstract
A system for making access of dynamic object consists of a databank including an index data table and an object data table with multiple attribute name field, multiple attribute value field and multiple dynamic attribute value field; an object storage module and a data index module. Its access method includes connecting object storage module to said databank for executing a dynamic object storage process to dynamic attribute value according to an extendable labeled language and refreshing index data corresponding to index data table synchronously.
Description
Technical field
The present invention relates to a kind of dynamic object access system and method, particularly relate to an a kind of database dynamic object access system and method that be used in, be pre-stored in a Property Name and the pairing predetermined attribute value of this Property Name of a predetermine one in a plurality of predetermine ones of this database in order to access.
Background technology
See also Fig. 1, Fig. 1 is the synoptic diagram of well known data table 10.The well known data storehouse often utilizes a tables of data 10 to store a plurality of predetermine ones.As shown in Figure 1, well known data table 10 includes a plurality of Property Name fields 11 and a plurality of attribute value field 13.Described Property Name field 11 is in order to write down a plurality of predetermined attribute titles, for example Name, Age, Phone number, ID etc. respectively.In the described attribute value field 13, each attribute value field 13 is in order to write down the pairing predetermined attribute value of the predetermined attribute title of a predetermine one in described predetermined attribute title.For example in the tables of data 10, a plurality of attribute value field 13 that secondary series was comprised with " Tony " beginning just can be represented a predetermine one 15, predetermine one 15 can be called object " Tony ", and " 26 " then are a property value of the pairing Property Name of object " Tony " " Age ".
See also Fig. 2, Fig. 2 is the synoptic diagram of known replacement tables of data 12.In known technology, when a new Property Name of needs increase objects " Tony " is the property value of " Year ", need elder generation with all data remittance abroads in the tables of data 10, then build in database and put (Create) replacement tables of data 12, the data with institute's remittance abroad import replacement tables of data 12 again.
By figure two as can be known, after the new Property Name of replacement tables of data 12 increase objects " Tony " is the property value " 2 " of " Year ", in replacement tables of data 12, then wasted the storage space of attribute value field 14,16, hence one can see that, the repeatability of the predetermined attribute title when between described predetermine one is lower, then can waste more storage space.
Summary of the invention
The invention provides an a kind of database dynamic object access system and method that be used in, to address the above problem.
The invention provides an a kind of database dynamic object access system and method that be used in, in order to improve a newly-increased attribute storage time of an object in this database.
The invention provides an a kind of database dynamic object access system and method that be used in, in order to this database of fast query.
Particularly, the invention provides a kind of dynamic object access system, include a database, an object storage module and a data retrieval module.This database includes an object data table (object table) and an index data table (index table).This object data table is in order to prestore a plurality of predetermine ones and include a plurality of Property Name fields (attribute name fields), a plurality of attribute value field (attributevalue fields) and a plurality of dynamic attribute value field (dynamic attribute value fields).Described Property Name field is in order to a plurality of predetermined attribute titles (predetermined attributename) that prestore respectively.Each attribute value field is in order to a predetermine one in a plurality of predetermine ones that prestore in the described attribute value field, the pairing predetermined attribute value of a predetermined attribute title in described predetermined attribute title (predetermined attribute value).Each dynamic attribute value field is in order to the pairing dynamic attribute value of a predetermine one in the described predetermine one that prestores in a plurality of dynamic attribute value fields.This index data table is in order to prestore according to this each self-corresponding index data of dynamic attribute value of each dynamic attribute value field.This object stores module is connected in this database, in order to foundation one extensible SGML (extensible markup language, XML) pairing dynamic attribute value of predetermine one in the described predetermine one is carried out a dynamic object and store processing, upgrade pairing this index data of this index data table simultaneously synchronously.This data retrieval module is connected in this database, in order to get this database of rule search soon according to one.
The present invention also provides a kind of database dynamic object access method that is used in, this database includes an object data table (object table) and an index data table (index table), and this object data table is in order to prestore a plurality of predetermine ones and including:
A plurality of Property Name fields (attribute name fields) are in order to a plurality of predetermined attribute titles that prestore respectively (predetermined attribute name);
A plurality of attribute value field (attribute value fields), each attribute value field is in order to a predetermine one in a plurality of predetermine ones that prestore, the pairing predetermined attribute value of a predetermined attribute title in described predetermined attribute title (predetermined attribute value); And
A plurality of dynamic attribute value fields (dynamic attribute value fields), each dynamic attribute value field is in order to the pairing dynamic attribute value of a predetermine one in the described predetermine one that prestores;
This index data table is in order to prestore according to this each self-corresponding index data of dynamic attribute value of each dynamic attribute value field;
This dynamic object access method includes following steps:
(B1) according to an extensible SGML (extensible markup language, XML) to pairing this dynamic attribute value of a predetermine one in the described predetermine one, carry out a dynamic object and store processing, upgrade pairing this index data of this index data table simultaneously synchronously; And
(B2) get this database of rule search soon according to one.
By the present invention, data base administration person is concern of data storehouse memorizer insufficient space or the oversize situation of storage time when increasing by an object again.
Can be further understood by the following detailed description and accompanying drawings about the advantages and spirit of the present invention.
Description of drawings
Fig. 1 is a tables of data data ordering synoptic diagram in the data village, often used in village names.
Fig. 2 is the Property Name and the property value synoptic diagram of the object in known increase Fig. 1 tables of data.
Fig. 3 is the synoptic diagram of a dynamic object access system 18 of one embodiment of the invention.
Fig. 4 is a new Property Name " Year " of object " Tony " in the tables of data 22 of increase Fig. 3 of one embodiment of the invention and the synoptic diagram of a property value " 2 ".
Fig. 5 is the flow chart of steps of the dynamic object access method of one embodiment of the invention.
Among the figure:
10: tables of data 11: the Property Name field
12: replacement tables of data 13: attribute value field
18: dynamic object access system 20: database
22: object data table 23: predetermine one
24: object stores module 25: data retrieval module
26: Property Name field 27: the index data table
28: attribute value field 30: the dynamic attribute value field
Embodiment
See also Fig. 3 and Fig. 4, Fig. 3 is the synoptic diagram of dynamic object access system 18 of the present invention, and Fig. 4 is the synoptic diagram of object data table 22 shown in Figure 3.The invention provides a kind of dynamic object access system 18 and include a database 20, an object storage module 24 and a data retrieval module 25.Database 20 includes an object data table 22 and an index data table 27, and wherein database 20 can be an enetity relationship data model (Entity-Relationship Data Model, an ER Model) system.Object data table 22 is in order to a plurality of predetermine ones that prestore, and it includes a plurality of Property Name fields 26, a plurality of attribute value field 28 and a plurality of dynamic attribute value field 30.
A plurality of Property Name fields 26 are in order to write down a plurality of predetermined attribute titles, for example Name, Age, Phone number, ID etc. respectively.Each attribute value field 28 is in order to write down a predetermine one in a plurality of predetermine ones, the pairing predetermined attribute value of a predetermined attribute title in a plurality of predetermined attribute titles.In a plurality of dynamic attribute fields 30, each dynamic attribute value field 30 is in order to write down the pairing dynamic attribute value of a predetermine one (as " DAV1 ") in the described predetermine one.Wherein, " DAV1 " (this dynamic attribute value stores with a text (TEXT) kenel for extensible markup language, literal XML) in order to indicate an extensible SGML.
See also Fig. 4.For example in object data table 22, a plurality of attribute value field 28 that secondary series was comprised and a dynamic attribute value field 30 with " Tony " beginning just can be represented a predetermine one 23, predetermine one 23 can be called object " Tony ", " 26 " then are a property value of the pairing Property Name of object " Tony " " Age ", and " DAV1 " then is the pairing dynamic attribute value of object " Tony ".
In addition, index data table 27 is in order to prestore according to this each self-corresponding index data of dynamic attribute value of each dynamic attribute value field, in embodiments of the present invention, can write down a Property Name (for example " Age ") of a predetermine one (for example object " Tony ") in the index data table 27.
See also Fig. 3 and Fig. 4.Object stores module 24 is connected in database 20, when dynamic object access system 18 of the present invention will increase a new Property Name " Year " of object " Tony " and a property value " 2 ", object stores module 24 can be according to an extensible SGML (extensible markup language, XML) the pairing dynamic attribute value of object " Tony " " DAV1 " is carried out a dynamic object and store processing, wherein dynamic object stores to handle and comprises following steps:
In the corresponding dynamic attribute value field 30 of object " Tony " institute, read out the pairing dynamic attribute value of object " Tony " " DAV1 ";
In the pairing dynamic attribute value of object " Tony " " DAV1 ", seek whether have a mark (tag) be expressed as＜/xml;
If can find one to be labeled as＜/xml 〉, then add the front end of object stored word symbol string to this mark; And
Dynamic attribute value " DAV1 " is stored back the pairing dynamic attribute value field 30 of object " Tony ", upgrade index data table 27 simultaneously synchronously, and the Property Name that record increases newly is in index data table 27.
The object stores character string that dynamic object access system 18 of the present invention is adopted can be by a left bracket character "＜", add that object " Tony " wants Property Name (as " Year "), a right bracket character "〉that increases ", then add the corresponding property value (as " 2 ") of Property Name institute, a left bracket character "＜", a backslash "/", add that object " Tony " wants a Property Name (as " Year ") and a right bracket character "〉that increases ".In one embodiment of this invention, the object stores character string be "＜year〉2＜/year ".
In addition, among the embodiment of dynamic object access system 18 of the present invention, dynamic attribute value " DAV1 " can be in order to indicate following character string:
<xml>
<year>2</year>
</xml>。
In addition, when dynamic object access system 18 of the present invention will increase a newly-increased Property Name " country " of object " Tony " and a newly-increased property value " taiwan " again, dynamic attribute value " DAV1 " can be in order to indicate following character string:
<xml>
<year>2</year><country>taiwan</country>
</xml>。
In addition, the data retrieval module 25 of dynamic object access system 18 of the present invention is connected in database 20, and in order to get rule search database 20 soon according to one, wherein this is got rule soon and comprises:
Search index tables of data 27 is to obtain the pairing index data of predetermine one; And
According to the described dynamic attribute value field 30 of index data search database 20, to obtain the pairing dynamic attribute value of predetermine one.
In embodiments of the present invention, when wanting query object " Tony " whether the property value of Property Name " Year " is arranged, at first, search object data table 22 earlier whether Property Name " Year " is arranged, if during no Property Name " Year ", then data retrieval module 25 is got the index data table 27 of rule search database 20 soon according to this, to obtain the pairing index data of object " Tony " (as Property Name " Year "); When if Property Name " Year " is arranged, then search the dynamic attribute value field 30 of database 20, to obtain object " Tony " pairing dynamic attribute value " 2 " according to this index data.
In addition, data retrieval module 25 can be with the data storing behind the searching database 20 in a register for example among the RAM.When wanting again query object " Tony " whether the property value of Property Name " Year " is arranged next time, can directly learn from this register, so just can promote data query speed.
Hence one can see that, and dynamic object access system of the present invention 18 is compared to known technology, when a new subscription Property Name that increases predetermine one and a predetermined attribute value, do not need to build and put (create) unnecessary storage space.Moreover, but the present invention also provides a kind of fast query database dynamic object access system.
See also Fig. 5, Fig. 5 is the process flow diagram of dynamic object access method of the present invention.Dynamic object access method of the present invention comprises the following step:
Step S50: beginning;
Step S52: in the corresponding dynamic attribute value field 30 of object " Tony " institute, read out the pairing dynamic attribute value of object " Tony " " DAV1 ";
Step S54: in the pairing dynamic attribute value of object " Tony " " DAV1 " searching whether have a mark (tag) be expressed as＜/xml;
Step S56: if find a mark＜/xml, then＜/xml preceding adding one left bracket character "＜", add that object " Tony " wants predetermined attribute title (as " Year "), a right bracket character "〉that increases ":
Step S58: then add corresponding this property value (as " 2 ") of this predetermined attribute title (as " Year ") institute;
Step S60: add a left bracket character "＜", a backslash "/", add that this predetermine one wants this a predetermined attribute title (as "/Year ") and a right bracket character "〉that increases ";
Step S62: dynamic attribute value " DAV1 " is stored back the pairing dynamic attribute value field 30 of object " Tony ";
Step S64: upgrade index data table 27 simultaneously synchronously;
Step S66: when wanting query object " Tony " whether the property value of Property Name " Year " is arranged, search object data table 22 earlier;
Step S68: search index tables of data 27 is to obtain the pairing index data of object " Tony " (as Property Name " Year ");
Step S70: according to the dynamic attribute value field 30 of this index data search object data table 22, to obtain the pairing dynamic attribute value of object " Tony ";
Step S72: data retrieval module 25 can be with the data storing behind data retrieval module 25 searching databases 20 in a register for example among the RAM; And
Step S74: finish.
Compared to known technology, by dynamic object access method of the present invention, but the present invention also provides a kind of fast query database dynamic object access method.
By the above detailed description of preferred embodiments, clear more feature of the present invention and the spirit described is not to come scope of the present invention is limited with the above-mentioned preferred embodiment that is disclosed still.The remodeling that does not break away from the various changes of spirit of the present invention and tool equivalence all should be contained in the claim that the present invention will apply for.
Claims (10)
1. dynamic object access system includes:
One database, this database include an object data table and an index data table, and this object data table is in order to prestore a plurality of predetermine ones and including:
A plurality of Property Name fields are in order to a plurality of predetermined attribute titles that prestore respectively;
A plurality of attribute value field, each attribute value field are in order to a predetermine one in a plurality of predetermine ones that prestore, the pairing predetermined attribute value of a predetermined attribute title in described predetermined attribute title; And
A plurality of dynamic attribute value fields, each dynamic attribute value field is in order to the pairing dynamic attribute value of a predetermine one in the described predetermine one that prestores;
Wherein, this index data table is in order to prestore according to this each self-corresponding index data of dynamic attribute value of each dynamic attribute value field;
One object storage module, be connected in this database, in order to foundation one extensible SGML, to pairing dynamic attribute value of predetermine one in the described predetermine one, carry out a dynamic object and store processing, upgrade pairing this index data of this index data table simultaneously synchronously; And
One data retrieval module is connected in this database, in order to get this database of rule search soon according to one.
2. dynamic object access system as claimed in claim 1, wherein this is got rule soon and includes following steps:
(A1) search this index data table to obtain pairing this index data of this predetermine one; And
(A2) search the described dynamic attribute value field of this database according to this index data, to obtain pairing this dynamic attribute value of this predetermine one.
3. dynamic object access system as claimed in claim 1, wherein the dynamic object access system includes a storer in addition, is connected in this data retrieval module, in order to store the data after this data retrieval module is retrieved this database.
4. dynamic object access system as claimed in claim 1, wherein this dynamic attribute value stores with a text kenel.
5. dynamic object access system as claimed in claim 1, wherein this database is an enetity relationship data model system.
6. one kind is used in a database dynamic object access method, and this database includes an object data table and an index data table, and this object data table is in order to prestore a plurality of predetermine ones and including:
A plurality of Property Name fields are in order to a plurality of predetermined attribute titles that prestore respectively;
A plurality of attribute value field, each attribute value field are in order to a predetermine one in a plurality of predetermine ones that prestore, the pairing predetermined attribute value of a predetermined attribute title in described predetermined attribute title; And
A plurality of dynamic attribute value fields, each dynamic attribute value field is in order to the pairing dynamic attribute value of a predetermine one in the described predetermine one that prestores;
This index data table is in order to prestore according to this each self-corresponding index data of dynamic attribute value of each dynamic attribute value field;
This dynamic object access method includes following steps:
(B1) foundation one extensible SGML is carried out a dynamic object and is stored processing pairing this dynamic attribute value of a predetermine one in the described predetermine one, pairing this index data of synchronous simultaneously this index data table of renewal; And
(B2) get this database of rule search soon according to one.
7. dynamic object access method as claimed in claim 6, wherein this is got rule soon and comprises following steps:
(C1) search this index data table to obtain pairing this index data of this predetermine one; And
(C2) search the described dynamic attribute value field of this database according to this index data, to obtain pairing this dynamic attribute value of this predetermine one.
8. dynamic object access method as claimed in claim 6, wherein the dynamic object access method includes following steps in addition:
(B3) this data retrieval module is retrieved data storing behind this database in a storer.
9. dynamic object access method as claimed in claim 6, wherein this dynamic attribute value stores with a text kenel.
10. dynamic object access method as claimed in claim 6, wherein this database is an enetity relationship data model system.
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|---|---|---|---|
| CNB200410069488XA CN100543729C (en) | 2004-06-24 | 2004-06-24 | Dynamic object access system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB200410069488XA CN100543729C (en) | 2004-06-24 | 2004-06-24 | Dynamic object access system and method |
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|---|---|
| CN1713176A true CN1713176A (en) | 2005-12-28 |
| CN100543729C CN100543729C (en) | 2009-09-23 |
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| CNB200410069488XA Withdrawn - After Issue CN100543729C (en) | 2004-06-24 | 2004-06-24 | Dynamic object access system and method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007143899A1 (en) * | 2006-05-22 | 2007-12-21 | Kaihao Zhao | System and method for intelligent retrieval and treating of information |
| CN100561474C (en) * | 2006-01-17 | 2009-11-18 | 鸿富锦精密工业（深圳）有限公司 | Indexes of remote files at multiple points synchro system and method |
| CN102104546A (en) * | 2011-02-23 | 2011-06-22 | 中兴通讯股份有限公司 | Synchronization method and system of forwarding table |
| CN103543957A (en) * | 2013-10-07 | 2014-01-29 | 宁波芝立软件有限公司 | Foster relationship information storage organization method and system and equipment |
| CN103544228A (en) * | 2013-10-07 | 2014-01-29 | 宁波芝立软件有限公司 | Method, system and device for storing and organizing adoptive relationship information base |
| CN103544233A (en) * | 2013-10-07 | 2014-01-29 | 宁波芝立软件有限公司 | Storage organizational method, system and device of complete genetic relationship information base |
| CN104834688A (en) * | 2015-04-20 | 2015-08-12 | 北京奇艺世纪科技有限公司 | Secondary index establishment method and device |
| CN112506934A (en) * | 2020-12-18 | 2021-03-16 | 中国科学院软件研究所 | Measurement and control and load data storage method and device for software-defined satellite |
| CN114139021A (en) * | 2022-01-27 | 2022-03-04 | 云丁网络技术(北京)有限公司 | Index information management method and system |
-
2004
- 2004-06-24 CN CNB200410069488XA patent/CN100543729C/en not_active Withdrawn - After Issue
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100561474C (en) * | 2006-01-17 | 2009-11-18 | 鸿富锦精密工业（深圳）有限公司 | Indexes of remote files at multiple points synchro system and method |
| WO2007143899A1 (en) * | 2006-05-22 | 2007-12-21 | Kaihao Zhao | System and method for intelligent retrieval and treating of information |
| CN102104546A (en) * | 2011-02-23 | 2011-06-22 | 中兴通讯股份有限公司 | Synchronization method and system of forwarding table |
| CN102104546B (en) * | 2011-02-23 | 2015-06-10 | 中兴通讯股份有限公司 | Synchronization method and system of forwarding table |
| CN103543957A (en) * | 2013-10-07 | 2014-01-29 | 宁波芝立软件有限公司 | Foster relationship information storage organization method and system and equipment |
| CN103544228A (en) * | 2013-10-07 | 2014-01-29 | 宁波芝立软件有限公司 | Method, system and device for storing and organizing adoptive relationship information base |
| CN103544233A (en) * | 2013-10-07 | 2014-01-29 | 宁波芝立软件有限公司 | Storage organizational method, system and device of complete genetic relationship information base |
| CN104834688A (en) * | 2015-04-20 | 2015-08-12 | 北京奇艺世纪科技有限公司 | Secondary index establishment method and device |
| CN112506934A (en) * | 2020-12-18 | 2021-03-16 | 中国科学院软件研究所 | Measurement and control and load data storage method and device for software-defined satellite |
| CN114139021A (en) * | 2022-01-27 | 2022-03-04 | 云丁网络技术(北京)有限公司 | Index information management method and system |
| CN114139021B (en) * | 2022-01-27 | 2022-06-14 | 云丁网络技术(北京)有限公司 | Index information management method and system |
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|---|---|
| CN100543729C (en) | 2009-09-23 |
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