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32results about "Relational databases" patented technology

System and method for externally providing database optimizer statistics

ActiveUS20050262158A1Faster access to dataEasy accessDigital data processing detailsRelational databasesDatabase optimizationManagement system
The present invention relates to a method and system for using an external program to generate and update statistical information used by a database optimizer for at least one of a database and a database management system, at least one table of data being replicated from the database to the external program, the external program generating statistical information on the replicated data and sending the generated statistical information back to the database for use with the optimizer. The replicated data residing with the external program may also be used by an application for the execution of database queries instead of the database itself with the application using a list of replicated tables or replicated data to determine where to target its queries.
Owner:SAP AG

System of intelligent-type reworking and control method thereof

ActiveCN108399438ATake advantage ofClarify the work contentRelational databasesCo-operative working arrangementsSystems managementWork content
The invention provides a system of intelligent-type reworking. The system includes an industrial control computer and an RFID reader-writer arranged on each station position of a reworking center. Theindustrial control computer communicates with the RFID reader-writer. An RFID tag and a two-dimensional code recording workpiece information are arranged on each workpiece. A system management modulewhich is responsible for managing users and assigning user authority, a reworking management module which is responsible for managing reworking rules of the different-type workpieces, a reworking intelligent-control module which is responsible for intelligently carrying out reworking prompting according to the reworking rules, a data collection module which is responsible for collecting data in the RFID tags on the workpieces and a data analysis module which is responsible for analyzing the collected reworking data are arranged on the industrial control computer. The data collection module isconnected with the RFID reader-writer. The invention also provides a control method of intelligent-type reworking. The system and the method can help an operation worker in clarifying work contents,and reduce a misoperation rate; and have the advantages that costs are low, intelligence is more, data values are fully utilized, and reworking misoperation is prevented.
Owner:COMAU SHANGHAI ENG

Safety detection system and method based on log analysis

ActiveCN111404909ADatabase updatingRelational databasesTime distributionReal-time computing
The invention discloses a security detection system and method based on log analysis, and the system comprises a log collection module which is used for collecting log data of a network server; a logsending module which is used for carrying out real-time distribution and distributed offline storage and distribution on the log data; a real-time calculation module which is used for analyzing and calculating the log data distributed in real time according to a preset threat rule and storing a calculation result into a relational database; a threat rule base which is used for storing and managingthreat rules; an offline calculation module which is used for performing calculation processing on the distributed offline storage and distribution log data by utilizing machine learning to obtain anew threat rule, and updating the new threat rule into a threat rule base; and a result display module which is used for reading the calculation result from the relational database and displaying thecalculation result. The system and method have the advantages that the website threats are processed in time, the newly obtained threat rules are updated into the threat rule base, and the protectioncapacity for the network intrusion behaviors is further improved.
Owner:上海豌豆信息技术有限公司

Knowledge graph construction and use method and device and medium

PendingCN112749287AImprove processing efficiencyImprove the role of consultationMedical communicationRelational databasesKnowledge graphData mining
The embodiment of the invention provides a knowledge graph construction and use method and device and a medium. The method specifically comprises the following steps: determining a problem entity according to a disease feature entity, wherein the question entity is used for representing a question related to the disease feature entity; and in the knowledge graph, establishing association between the disease feature entity and the question entity. According to the embodiment of the invention, the effect of the knowledge graph on inquiry can be improved, and the processing accuracy of the medical information can be improved.
Owner:BEIJING SOGOU TECHNOLOGY DEVELOPMENT CO LTD

Question setting method and device and server

InactiveCN110704503AShorten practice timeOptimize question making stepsData processing applicationsRelational databasesStatistical analysisTest question
The invention discloses a question setting method and device and a server. The question setting method comprises the steps: according to test question knowledge points and done test questions, obtaining different types of test questions through division in statistical data of historical question practice of a user; extracting a first type of test questions according to the division results of different types of test questions, and judging answering results of the first type of test questions; if the answering result is correct, judging the mastery degree of the knowledge points of the test questions by predicting scores; and if the answering result is incorrect, continuously extracting the second type of test questions with the lowest relevancy with the wrong answering test questions. Thequestion setting method solves the technical problem of poor effect of the question setting method. According to the question setting, the test question solving efficiency is improved, and the test question practice time is reduced on the premise of ensuring the correct rate. And meanwhile, big data statistical analysis is combined, so that the mastery degree of knowledge points can be accuratelypredicted. In addition, the question setting method is suitable for question setting application of the first driving test subject.
Owner:车轮互联科技(上海)股份有限公司

Milk tea sales data statistical device based on cloud

The invention discloses a milk tea sales data statistical device based on a cloud. The milk tea sales data statistical device comprises a position information acquisition module used for acquiring position information of milk tea equipment; a sales data acquisition module which is used for acquiring sales data of the milk tea equipment; a first control module which is used for packaging the position information and the sales data to obtain a data packet and sending the data packet to the cloud server through the wireless communication module; and the cloud server is used for receiving and analyzing the plurality of data packets to obtain a plurality of pieces of position information and a plurality of pieces of sales data, clustering the plurality of pieces of position information to obtain a plurality of clustering sets, and calculating the sales data corresponding to the position information in each clustering set to obtain the sales data of each store. The system has the beneficial effects that the sales data of milk tea in each store is fully automatically and intelligently counted, the labor cost is reduced, and milk tea store operation condition analysis and market quotation analysis are realized.
Owner:GUANGZHOU XIMING MACHINERY

Data acquisition intelligent analysis system based on distributed data processing

InactiveCN111104430AFast transmissionAvoid redundant dataRelational databasesSpecial data processing applicationsData acquisitionEngineering
The invention relates to the technical field of distributed data processing and data acquisition systems, and further discloses a data acquisition intelligent analysis system based on distributed dataprocessing. The system comprises a data input unit, the output end of the data input unit is in signal connection with the input end of a data transmission unit, the output end of the data transmission unit is in signal connection with the input end of a data receiving server, and the output end of the data receiving server is in signal connection with the input end of a data analysis unit. According to the data acquisition intelligent analysis system based on distributed data processing, by arranging a wrong information storage unit, a worker can carry out sampling inspection on the part ofdata during use, the wrong excess data is removed, the redundancy data is avoided when the data transmission is performed so as to improve the transmission speed of data collection, the data collection intelligent analysis system for distributed data processing can better meet the requirements during use, and the practicability of the data collection intelligent analysis system for distributed data processing is improved.
Owner:南通金才泰丰信息技术有限公司

Project cost management system based on big data

PendingCN112734369AImprove accuracyReduce workloadDatabase updatingRelational databasesSoftware engineeringMessage processing
The invention relates to a project cost management system based on big data, and the system comprises: an obtaining module which is used for obtaining an estimation template made by a cost maker for a to-be-estimated project; the reviewer contact way database module that is used for storing names and corresponding contact ways of a plurality of reviewers; the message processing module that is used for acquiring the estimation template from the acquisition module, acquiring the contact information of a plurality of reviewers from the reviewer contact information database module, and respectively sending the estimation template to the corresponding reviewers; the message processing module that is also used for receiving an estimation template with supplementary suggestions fed back by the reviewer; and the to-do module that is used for acquiring the estimation template with the supplementary suggestion from the message processing module and storing the estimation template. An estimation template made by a manufacturer is reviewed by a reviewer, so that project characteristics are not easy to omit. The invention has the advantages that the accuracy of the estimation result can be improved, the working efficiency of a constructor is improved, and the workload of the constructor is reduced.
Owner:大为国际工程咨询有限公司

Engineering construction risk assessment method and device and storage medium

ActiveCN114792209AGuaranteed full considerationDatabase management systemsRelational databasesFilter algorithmTest set
The invention discloses a risk assessment method in an engineering construction process, and the method comprises the steps: enabling a specific worker to be responsible for uploading engineering data in an engineering field, enabling the specific worker to collect and upload the specific engineering data to a real-time risk assessment server, enabling the real-time risk assessment server to filter the uploaded data through a preset filtering algorithm, and carrying out the calculation of the filtered data, the method comprises the following steps: filtering data, performing data classification and collection on the filtered data, constructing a Bayesian network evaluation model, training the Bayesian network evaluation model by using a training set, testing the model by using a test set, and adjusting the Bayesian network. And the risk real-time assessment server performs risk assessment on the uploaded engineering data, performs statistics on the probability of possible risk characteristics, and performs assessment based on the statistical probability to obtain a first score, and when the weight of the first score is greater than a preset value, the risk real-time assessment server directly outputs a risk assessment report of this time.
Owner:GUANGDONG PROVINCIAL CHANGDA HIGHWAY ENG

Database synchronization method and synchronization device based on incremental field

InactiveCN113961572AEasy to operateEasy to useDatabase updatingDatabase distribution/replicationData synchronizationSynchronizer
The invention provides a database synchronization method and synchronization device based on the incremental field. The synchronization method comprises the steps that a preset data field is selected from a source table to serve as the incremental field, a first endpoint value and a second endpoint value are set, the incremental field has an incremental relation, and the first endpoint value is smaller than the second endpoint value; and data between the first endpoint and the second endpoint is screened from the incremental field as incremental data, and the incremental data is synchronized into the target table. According to the database synchronization method and device provided by the invention, a user can specify the increment field and the initial value through visual configuration, and a numerical type, a time and date type and a timestamp type are supported. A data initialization script and an incremental script are automatically constructed through the incremental field and the initial value, and a periodic task is configured to realize incremental data acquisition. Compared with an existing incremental acquisition method, the method is easy to implement, easy to operate, easy to use and high in universality.
Owner:CHINA ELECTRONICS CLOUD DIGITAL INTELLIGENCE TECH CO LTD

Transaction message matching method and system in distributed real-time payment system

The invention discloses a transaction message matching method and system in a distributed real-time payment system, and the method comprises the steps: obtaining a to-be-matched message, and extracting a feature value of the to-be-matched message; generating hotspot data of the to-be-matched message according to a storage mode of a preset feature value, and storing the hotspot data in a cache library; obtaining a matching message, and generating a feature value of the matching message according to the message type; querying a matching item in a cache library according to the feature value of the matching message, completing message matching if the matching item is found, generating a system unique number of the matching message, and generating a message matching result according to the system unique number of the to-be-matched message and the system unique number of the matching message; and after the matching is completed, persisting a message matching result to a database. The distributed payment system can be realized by modifying configuration when dealing with message processing changes, is relatively low in cost, relatively high in flexibility of dealing with demand changes and relatively low in error occurrence rate, can be well compatible with the distributed payment system, and reduces the maintenance cost.
Owner:BANK OF CHINA

Data scheduling method and device, equipment and storage medium

PendingCN114168639AReduce development frequencyImprove efficiencyRelational databasesSpecial data processing applicationsThe InternetCode development
The embodiment of the invention provides a data scheduling method, device and equipment and a storage medium, and the method is applied to an Internet of Things platform, and comprises the steps: receiving to-be-processed data reported by intelligent instrument equipment, and decoding the to-be-processed data to obtain an equipment instruction and Internet of Things equipment data; querying according to the equipment instruction to obtain at least one standard service function corresponding to the equipment instruction; querying according to the at least one standard service function to obtain a plurality of Internet of Things equipment data items corresponding to each standard service function; and scheduling the Internet of Things equipment data to the corresponding standard business function for business processing according to the plurality of Internet of Things equipment data items corresponding to each standard business function. According to the method provided by the embodiment of the invention, the intelligent instrument equipment produced by a manufacturer does not need to be subjected to secondary development, so that the code development frequency is reduced, the system access efficiency of the intelligent instrument equipment is improved, and the cost is reduced.
Owner:GOLDCARD HIGH TECH +1

Power system transaction platform structured data right confirmation method

ActiveCN113724080AImprove the efficiency of right confirmationFinanceRelational databasesData fileEngineering
The invention provides a power system transaction platform structured data right confirmation method, belongs to the field of data right confirmation in data transaction platforms. The method is to perform right confirmation on data, in data files, input into a system in a power system data transaction system, and is characterized in that the content ownership in the data files is quickly judged through three levels of comparison of file overall comparison, HASH comparison of row data in the files and direct comparison of detailed content of the file data, so as to realize low-delay right confirmation of the data content.
Owner:INNER MONGOLIA POWER GRP
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