CN105224633A - Based on solr querying method and the device of sql like language - Google Patents
Based on solr querying method and the device of sql like language Download PDFInfo
- Publication number
- CN105224633A CN105224633A CN201510616934.2A CN201510616934A CN105224633A CN 105224633 A CN105224633 A CN 105224633A CN 201510616934 A CN201510616934 A CN 201510616934A CN 105224633 A CN105224633 A CN 105224633A
- Authority
- CN
- China
- Prior art keywords
- solr
- sql
- query statement
- parameter
- clause
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G06F16/25—Integrating or interfacing systems involving database management systems
- G06F16/252—Integrating or interfacing systems involving database management systems between a Database Management System and a front-end application
-
- 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
- G06F16/24—Querying
- G06F16/245—Query processing
Landscapes
- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Theoretical Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a kind of solr querying method based on sql like language and device, wherein method comprises: according to pre-defined rule, the SQL query statement adopting sql like language to write is converted to the solr query statement adopting solr language compilation; Described solr query statement is sent to solr server, inquires about to make described solr server; Receive the Query Result that described solr server returns.The embodiment of the present invention can carry out solr inquiry according to sql like language, reduces the use cost of solr.
Description
Technical field
The embodiment of the present invention relates to data query technique field, particularly relates to a kind of solr querying method based on sql like language and device.
Background technology
Solr is an independently enterprise-level search application server, and it externally provides the api interface being similar to Web-service.User can pass through HTML (Hypertext Markup Language) (HyperTextTransferProtocol, http) ask, extend markup language (the ExtensibleMarkupLanguage of certain format is submitted to search engine server, XML) data interchange format (JavaScriptObjectNotation of file or lightweight, JSON) file, generating indexes; Also can propose search request by httpget operation, and obtain returning results of XML or JSON form.
And Structured Query Language (SQL) (StructuredQueryLanguage, SQL) as a kind of general data base query language, it has international standard and the user group widely of specification, is the technology that database field or field of data retrieval user must grasp.And for inquiry request, solr is self-defined a set of grammer, describes solr querying condition.This just forces user first must learn the grammer of solr, then just carries out data retrieval by solr, adds the use cost of solr.
Summary of the invention
The embodiment of the present invention provides a kind of solr querying method based on sql like language and device, can carry out solr inquiry according to sql like language, reduces the use cost of solr.
First aspect, embodiments provides a kind of solr querying method based on sql like language, comprising:
According to pre-defined rule, the SQL query statement adopting sql like language to write is converted to the solr query statement adopting solr language compilation;
Described solr query statement is sent to solr server, inquires about to make described solr server;
Receive the Query Result that described solr server returns.
Second aspect, the embodiment of the present invention also provides a kind of solr inquiry unit based on sql like language, comprising:
Query statement modular converter, for being converted to the solr query statement adopting solr language compilation by the SQL query statement adopting sql like language to write according to pre-defined rule;
Enquiry module, for described solr query statement is sent to solr server, inquires about to make described solr server;
Query Result receiver module, for receiving the Query Result that described solr server returns.
The embodiment of the present invention is by being converted to the solr query statement adopting solr language compilation by the SQL query statement adopting sql like language to write according to pre-defined rule; Described solr query statement is sent to solr server, inquires about to make described solr server; Receive the Query Result that described solr server returns.The embodiment of the present invention can carry out solr inquiry according to sql like language, reduces the use cost of solr.
Accompanying drawing explanation
The schematic flow sheet of the solr querying method based on sql like language that Fig. 1 provides for the embodiment of the present invention one;
The schematic flow sheet of the solr querying method based on sql like language that Fig. 2 A provides for the embodiment of the present invention two;
Fig. 2 B for the embodiment of the present invention two provide based on the SQL syntax tree structural representation in the solr querying method of sql like language;
Fig. 2 C for the embodiment of the present invention two provide based on the solr syntax tree structural representation in the solr querying method of sql like language;
The structural representation of the solr inquiry unit based on sql like language that Fig. 3 provides for the embodiment of the present invention three.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, illustrate only part related to the present invention in accompanying drawing but not entire infrastructure.
The executive agent of the solr querying method based on sql like language that the embodiment of the present invention provides, can be the solr inquiry unit based on sql like language that the embodiment of the present invention provides, or be integrated with based on the solr inquiry unit of sql like language terminal device (such as, panel computer and mobile terminal etc.), should can adopt hardware or software simulating based on the solr inquiry unit of sql like language.
Embodiment one
The schematic flow sheet of the solr querying method based on sql like language that Fig. 1 provides for the embodiment of the present invention one, as shown in Figure 1, specifically comprises:
Step 11, be converted to adopting the SQL query statement write of sql like language the solr query statement adopting solr language compilation according to pre-defined rule;
Wherein, pre-defined rule to contain by sql like language to the statement or parameter of solr language mapping relations.SQL query statement can be converted to solr query statement according to these mapping relations.
Step 12, described solr query statement is sent to solr server, inquires about to make described solr server;
Wherein, Solr is an independently enterprise-level search application server, and it externally provides the api interface being similar to Web-service.Described solr query statement is made up of query argument.Therefore, solr query argument can be sent to solr server by api interface, described solr server can be inquired about according to solr query argument, and returns Query Result.
Step 13, receive the Query Result that described solr server returns.
The present embodiment is by being converted to the solr query statement adopting solr language compilation by the SQL query statement adopting sql like language to write according to pre-defined rule; Described solr query statement is sent to solr server, inquires about to make described solr server; Receive the Query Result that described solr server returns.The sql like language that user is familiar with can be changed uncomprehending solr language and inquire about by the present embodiment, thus reduces the use cost of solr.
Exemplary, on the basis of above-described embodiment, according to pre-defined rule the SQL query statement adopting sql like language to write is converted to and adopts the solr query statement of solr language compilation to comprise:
SQL syntax tree is generated according to predefined syntax tree create-rule;
According to the mapping relations of SQL query grammer and solr query grammar, SQL syntax tree is converted to solr syntax tree;
Solr query statement is generated according to described solr syntax tree.
Exemplary, described generate SQL syntax tree according to predefined syntax tree create-rule before also comprise:
According to predefined morphological rule and syntax rule, described SQL query statement is resolved;
For the SQL query statement meeting morphological rule and syntax rule, trigger the operation performing and generate SQL syntax tree.
Concrete, the solr query statement of solr language compilation is adopted mainly to comprise following three processes according to pre-defined rule by adopting the SQL query statement write of sql like language to be converted to: first process, first lexical analysis is carried out to the SQL query statement of input, namely carry out lexical analysis according to predefined morphological rule (can define in sqlLexer.g file), whether the SQL query statement of inspection input meets morphological rule; Second process, carries out grammatical analysis to the SQL query statement of input, namely carries out grammatical analysis according to predefined syntax rule (can define in sqlParser.g file), and whether the SQL query statement of inspection input meets syntax rule; 3rd process, generates SQL syntax tree, namely for the SQL query statement meeting morphological rule and syntax rule, generates SQL syntax tree according to predefined syntax tree create-rule (can define in sqlParser.g file).
Exemplary, on the basis of above-described embodiment, described SQL query statement comprises at least two kinds in select clause, from clause, where clause, group clause, order clause and page clause, and two clauses that select clause and from clause are described SQL query statements must be comprised.
Concrete, select clause defines to be needed to inquire about the field returned; From clause defines the table needing inquiry; Where clause defines screening conditions in inquiry; Group clause defines the field of inquiry packets; Order clause defines the rule of result ranking; Page clause defines the reference position of Query Result paging and returns line number.
Exemplary, on the basis of above-described embodiment, described solr query statement comprises at least two kinds in fl parameter, collections parameter, q parameter, sort parameter, start parameter, rows parameter and facet parameter, and two parameters that collections parameter and q parameter are described solr query statements must be comprised.
Concrete, fl parameter is the field that solr inquiry needs to return; Collections parameter is the collection of document of solr inquiry; Q parameter is the screening conditions in solr inquiry; Sort parameter is the ordering rule in solr inquiry; Start parameter is the reference position returned results in solr inquiry; Rows parameter is the line number returned results in solr inquiry; Facet parameter is the field of grouping in solr inquiry.
The various embodiments described above are equally by being converted to the solr query statement adopting solr language compilation by the SQL query statement adopting sql like language to write according to pre-defined rule; Described solr query statement is sent to solr server, inquires about to make described solr server; Receive the Query Result that described solr server returns.The sql like language that user is familiar with can be changed uncomprehending solr language and inquire about by the various embodiments described above equally, thus reduces the use cost of solr.
Embodiment two
The schematic flow sheet of the solr querying method based on sql like language that Fig. 2 A provides for the embodiment of the present invention two, the present embodiment is a preferred embodiment, is used for describing technical scheme of the present invention in detail, as shown in Figure 2 A, specifically comprises:
Step 21, according to predefined morphological rule, syntax rule and syntax tree create-rule, SQL query statement is converted to SQL syntax tree;
Concrete, the present embodiment can utilize the syntax analyzer antlr that increases income to define morphological rule, syntax rule and syntax tree create-rule, SQL query statement is divided into multiple clause: select clause, from clause, where clause, group clause, order clause and page clause.
Step 22, SQL syntax tree is converted to solr syntax tree;
Concrete, according to the implication that solr inquires about parameters, set up the mapping relations of solr query argument and SQL clause.Solr query argument is mainly by 7 i.e. fl parameter, collections parameter, q parameter, sort parameter, start parameter, rows parameter and facet parameters.Following relation can be set up with each clause in SQL query statement:
Fl parameter is the field that solr inquiry needs to return, the inquiry field in corresponding select clause;
Collections parameter is the collection of document of solr inquiry, the table in corresponding from clause;
Q parameter is the screening conditions in solr inquiry, the screening conditions in corresponding where clause;
Sort parameter is the ordering rule in solr inquiry, the ordering rule in corresponding order clause;
Start parameter is the reference position returned results in solr inquiry, the paging reference position of corresponding page clause;
Rows parameter is the line number returned results in solr inquiry, and corresponding page clause returns line number;
Facet parameter is the field of grouping in solr inquiry, the field of dividing into groups in corresponding group clause.
Wherein the where clause of q parameter and its correspondence is made up of one group of expression formula.Expression syntax in q parameter and the expression syntax in where clause and mapping relations are shown in form 1
Form 1
| Expression formula operational character | SQL expression | Solr expression formula |
| Equal | a＝1 | a:1 |
| Be not equal to | a！＝1 | -a:1 |
| Be greater than | a>1 | a:{1TO*} |
| Be more than or equal to | a>＝1 | a:[1TO*] |
| Be less than | a<1 | a:{*TO 1} |
| Be less than or equal to | a<＝1 | a:[*TO 1] |
| like | a like'％ab_c_d％' | a:*ab？c？d* |
| in | ain(1,2) | a:1OR a:2 |
| between | a between 1and 2 | a:[1TO 2] |
| and | a＝1and b＝2 | a:1AND b:2 |
| or | a＝1or b＝2 | a:1OR b:2 |
Step 23, generate solr query argument according to solr syntax tree;
Step 24, described solr query statement is sent to solr server, inquires about to make described solr server;
Step 25, receive the Query Result that described solr server returns.
Such as, the SQL query statement of user's input is: selecta, bfromtabwherea>1andb<2orderby a, this SQL query statement can generate SQL syntax tree as shown in Figure 2 B through lexical analysis, grammatical analysis and syntax tree create-rule; By SQL syntax tree through changing the solr syntax tree that can be exchanged into as shown in Figure 2 B, corresponding solr query argument can be generated according to solr syntax tree: fl=a, b; Collections=tab; Q=a:{1TO*}ANDb:{*TO2}; Sort=aasc; The solr query argument of generation is submitted on solr server and performs, obtain Query Result and return to user.
Embodiment three
The structural representation of the solr inquiry unit based on sql like language that Fig. 3 provides for the embodiment of the present invention three, as shown in Figure 3, specifically comprises: query statement modular converter 31, enquiry module 32 and Query Result receiver module 33;
Described query statement modular converter 31 is for being converted to the solr query statement adopting solr language compilation by the SQL query statement adopting sql like language to write according to pre-defined rule;
Described enquiry module 32, for described solr query statement is sent to solr server, is inquired about to make described solr server;
The Query Result that described Query Result receiver module 33 returns for receiving described solr server.
The solr inquiry unit based on sql like language described in the present embodiment is equally for performing the solr querying method based on sql like language described in the various embodiments described above, and the technique effect of its know-why and generation is similar, is not repeated here.
Exemplary, on the basis of above-described embodiment, described query statement modular converter 31 specifically for:
SQL syntax tree is generated according to predefined syntax tree create-rule; According to the mapping relations of SQL query grammer and solr query grammar, SQL syntax tree is converted to solr syntax tree; Solr query statement is generated according to described solr syntax tree.
Exemplary, on the basis of above-described embodiment, described device also comprises: query statement parsing module 34 and trigger module 35;
Described query statement parsing module 34, for before described query statement modular converter 31 is according to predefined syntax tree create-rule generation SQL syntax tree, is resolved described SQL query statement according to predefined morphological rule and syntax rule;
Described trigger module 35, for for the SQL query statement meeting morphological rule and syntax rule, triggers the operation performing and generate SQL syntax tree.
Exemplary, on the basis of above-described embodiment, described SQL query statement comprises at least two kinds in select clause, from clause, where clause, group clause, order clause and page clause, and two clauses that select clause and from clause are described SQL query statements must be comprised.
Exemplary, on the basis of above-described embodiment, described solr query statement comprises at least two kinds in fl parameter, collections parameter, q parameter, sort parameter, start parameter, rows parameter and facet parameter, and two parameters that collections parameter and q parameter are described solr query statements must be comprised.
The solr inquiry unit based on sql like language described in the various embodiments described above is equally for performing the solr querying method based on sql like language described in the various embodiments described above, and the technique effect of its know-why and generation is similar, is not repeated here.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute and can not protection scope of the present invention be departed from.Therefore, although be described in further detail invention has been by above embodiment, the present invention is not limited only to above embodiment, when not departing from the present invention's design, can also comprise other Equivalent embodiments more, and scope of the present invention is determined by appended right.
Claims (10)
1., based on a solr querying method for sql like language, it is characterized in that, comprising:
According to pre-defined rule, the SQL query statement adopting sql like language to write is converted to the solr query statement adopting solr language compilation;
Described solr query statement is sent to solr server, inquires about to make described solr server;
Receive the Query Result that described solr server returns.
2. method according to claim 1, is characterized in that, adopts the solr query statement of solr language compilation to comprise according to pre-defined rule by adopting the SQL query statement write of sql like language to be converted to:
SQL syntax tree is generated according to predefined syntax tree create-rule;
According to the mapping relations of SQL query grammer and solr query grammar, SQL syntax tree is converted to solr syntax tree;
Solr query statement is generated according to described solr syntax tree.
3. method according to claim 2, is characterized in that, also comprises before generating SQL syntax tree according to predefined syntax tree create-rule:
According to predefined morphological rule and syntax rule, described SQL query statement is resolved;
For the SQL query statement meeting morphological rule and syntax rule, trigger the operation performing and generate SQL syntax tree.
4. the method according to any one of claims 1 to 3, it is characterized in that, described SQL query statement comprises at least two kinds in select clause, from clause, where clause, group clause, order clause and page clause, and two clauses that select clause and from clause are described SQL query statements must be comprised.
5. the method according to any one of claims 1 to 3, it is characterized in that, described solr query statement comprises at least two kinds in fl parameter, collections parameter, q parameter, sort parameter, start parameter, rows parameter and facet parameter, and two parameters that collections parameter and q parameter are described solr query statements must be comprised.
6., based on a solr inquiry unit for sql like language, it is characterized in that, comprising:
Query statement modular converter, for being converted to the solr query statement adopting solr language compilation by the SQL query statement adopting sql like language to write according to pre-defined rule;
Enquiry module, for described solr query statement is sent to solr server, inquires about to make described solr server;
Query Result receiver module, for receiving the Query Result that described solr server returns.
7. device according to claim 6, is characterized in that, described query statement modular converter specifically for:
SQL syntax tree is generated according to predefined syntax tree create-rule; According to the mapping relations of SQL query grammer and solr query grammar, SQL syntax tree is converted to solr syntax tree; Solr query statement is generated according to described solr syntax tree.
8. device according to claim 7, is characterized in that, described device also comprises:
Query statement parsing module, before generating SQL syntax tree at described query statement modular converter according to predefined syntax tree create-rule, resolves described SQL query statement according to predefined morphological rule and syntax rule;
Trigger module, for for the SQL query statement meeting morphological rule and syntax rule, triggers the operation performing and generate SQL syntax tree.
9. the device according to any one of claim 6 ~ 8, it is characterized in that, described SQL query statement comprises at least two kinds in select clause, from clause, where clause, group clause, order clause and page clause, and two clauses that select clause and from clause are described SQL query statements must be comprised.
10. the device according to any one of claim 6 ~ 8, it is characterized in that, described solr query statement comprises at least two kinds in fl parameter, collections parameter, q parameter, sort parameter, start parameter, rows parameter and facet parameter, and two parameters that collections parameter and q parameter are described solr query statements must be comprised.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510616934.2A CN105224633A (en) | 2015-09-24 | 2015-09-24 | Based on solr querying method and the device of sql like language |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510616934.2A CN105224633A (en) | 2015-09-24 | 2015-09-24 | Based on solr querying method and the device of sql like language |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105224633A true CN105224633A (en) | 2016-01-06 |
Family
ID=54993601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510616934.2A Pending CN105224633A (en) | 2015-09-24 | 2015-09-24 | Based on solr querying method and the device of sql like language |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105224633A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107025265A (en) * | 2017-02-17 | 2017-08-08 | 阿里巴巴集团控股有限公司 | Searching method, device, the generation method of system and command converter |
| CN107133267A (en) * | 2017-04-01 | 2017-09-05 | 北京京东尚科信息技术有限公司 | Inquire about method, device, electronic equipment and the readable storage medium storing program for executing of elasticsearch clusters |
| CN107229672A (en) * | 2017-04-20 | 2017-10-03 | 中国科学院计算机网络信息中心 | A kind of big data SQL query method and system for SolrCloud |
| CN107766237A (en) * | 2017-09-22 | 2018-03-06 | 北京锐安科技有限公司 | Method of testing, device, server and the storage medium of web crawlers |
| WO2018228034A1 (en) * | 2017-06-15 | 2018-12-20 | 北京京东尚科信息技术有限公司 | Method and device for generating elastic search request |
| CN110110234A (en) * | 2019-05-13 | 2019-08-09 | 重庆天蓬网络有限公司 | A kind of real-time search system of big data and method |
| CN110968744A (en) * | 2018-09-30 | 2020-04-07 | 中国移动通信有限公司研究院 | Resource query method and device, equipment and storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010071244A1 (en) * | 2008-12-15 | 2010-06-24 | Korea Institute Of Science & Technology Information | System and method for sparql-query processing using parametrized-sparql-query in dbms-based systems |
| CN103761080A (en) * | 2013-12-25 | 2014-04-30 | 中国农业大学 | Structured query language (SQL) based MapReduce operation generating method and system |
| CN104281096A (en) * | 2013-07-08 | 2015-01-14 | 广州中国科学院先进技术研究所 | Construction method of numerical-control code compiler |
-
2015
- 2015-09-24 CN CN201510616934.2A patent/CN105224633A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010071244A1 (en) * | 2008-12-15 | 2010-06-24 | Korea Institute Of Science & Technology Information | System and method for sparql-query processing using parametrized-sparql-query in dbms-based systems |
| CN104281096A (en) * | 2013-07-08 | 2015-01-14 | 广州中国科学院先进技术研究所 | Construction method of numerical-control code compiler |
| CN103761080A (en) * | 2013-12-25 | 2014-04-30 | 中国农业大学 | Structured query language (SQL) based MapReduce operation generating method and system |
Non-Patent Citations (1)
| Title |
|---|
| YANJUN: "Solr实现SQL的查询与统计", 《简单之美（HTTP://SHIYANJUN.CN/）》 * |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107025265A (en) * | 2017-02-17 | 2017-08-08 | 阿里巴巴集团控股有限公司 | Searching method, device, the generation method of system and command converter |
| CN107025265B (en) * | 2017-02-17 | 2020-11-06 | 创新先进技术有限公司 | Search method, device, system and generation method of command converter |
| CN107133267A (en) * | 2017-04-01 | 2017-09-05 | 北京京东尚科信息技术有限公司 | Inquire about method, device, electronic equipment and the readable storage medium storing program for executing of elasticsearch clusters |
| CN107229672A (en) * | 2017-04-20 | 2017-10-03 | 中国科学院计算机网络信息中心 | A kind of big data SQL query method and system for SolrCloud |
| WO2018228034A1 (en) * | 2017-06-15 | 2018-12-20 | 北京京东尚科信息技术有限公司 | Method and device for generating elastic search request |
| CN109145014A (en) * | 2017-06-15 | 2019-01-04 | 北京京东尚科信息技术有限公司 | The method and apparatus for generating elastic searching request |
| CN107766237A (en) * | 2017-09-22 | 2018-03-06 | 北京锐安科技有限公司 | Method of testing, device, server and the storage medium of web crawlers |
| CN110968744A (en) * | 2018-09-30 | 2020-04-07 | 中国移动通信有限公司研究院 | Resource query method and device, equipment and storage medium |
| US11647100B2 (en) | 2018-09-30 | 2023-05-09 | China Mobile Communication Co., Ltd Research Inst | Resource query method and apparatus, device, and storage medium |
| CN110968744B (en) * | 2018-09-30 | 2023-09-05 | 中国移动通信有限公司研究院 | Resource query method and device, equipment and storage medium |
| CN110110234A (en) * | 2019-05-13 | 2019-08-09 | 重庆天蓬网络有限公司 | A kind of real-time search system of big data and method |
| CN110110234B (en) * | 2019-05-13 | 2020-10-16 | 重庆天蓬网络有限公司 | Big data real-time searching system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105224633A (en) | Based on solr querying method and the device of sql like language | |
| CN110717319B (en) | Self-service report generation method, device, computing equipment and system | |
| CN102609451B (en) | SQL (structured query language) query plan generation method oriented to streaming data processing | |
| CN110543517B (en) | Method, device and medium for realizing complex query of mass data based on elastic search | |
| CN103064875B (en) | A kind of spatial service data distributed enquiring method | |
| Xiang et al. | Ontobee: A linked data server and browser for ontology terms. | |
| Salas et al. | Publishing statistical data on the web | |
| CN103020301B (en) | A kind of multidimensional data query and storage means and system | |
| CN104636478A (en) | Information query method and device | |
| CN105404634B (en) | Data managing method and system based on Key-Value data block | |
| EP2583195B1 (en) | Method and server for handling database queries | |
| CN102043862A (en) | Directional web data extraction method | |
| CN106777343A (en) | increment distributed index system and method | |
| CN102708142B (en) | Method and system for acquiring background data through structured query language (SQL) custom-made template | |
| CN104572970A (en) | SPARQL inquire statement generating system based on ontology library content | |
| CN104699698A (en) | Graph query processing method based on massive data | |
| Persson et al. | A knowledge integration framework for robotics | |
| CN104965918B (en) | A kind of searching method and device based on searching keyword | |
| CN103345386A (en) | Software production method, device and operation system | |
| CN108829653A (en) | A kind of generation method of report, device, equipment and medium | |
| CN103605848A (en) | Method and device for analyzing paths | |
| CN102789487A (en) | Data query and retrieval processing device and data query and retrieval processing method | |
| CN109739882A (en) | A kind of big data enquiring and optimizing method based on Presto and Elasticsearch | |
| CN104428763B (en) | Structuring and unstructured data are realized to the method in XML file | |
| CN101937433A (en) | Real-time searching method of product |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160106 |
|
| RJ01 | Rejection of invention patent application after publication |