857 results about "Database server" patented technology

A system and method include receiving request to create a database group, receiving selection of a database server virtual machine on which to create the database group, receiving selection of at least one database from a list of databases that are not part of another database group to add to the database group, receiving selection of a Service Level Agreement (“SLA”) and a protection schedule, and creating the database group on the database server virtual machine, including associating the database group with the SLA and the protection schedule and adding the at least one database to the database group. Each of the at least one database is protected using the same SLA and the protection schedule that is associated with the database group.

The invention discloses a question and answer mode data retrieval and large model summarization method and device, equipment and a medium, and relates to the technical field of artificial intelligence, prompt words are written for natural language questions of a user, and target indexes corresponding to the natural language questions are determined; generating a structured query statement, inputting the structured query statement into a database server, and executing query operation; if the query operation is successful, outputting a query result, and inputting the query result and the natural language question into a preset model to obtain a first question and answer mode summary result; and if the query operation fails, taking the target index as a retrieval keyword to screen a retrieval result, filtering and sorting to obtain a target retrieval result, and inputting the target retrieval result and the natural language question into a preset model to obtain a second question and answer mode summary result. Question and answer type data retrieval and large model summarization are realized, the model deployment complexity is reduced, and the resource utilization efficiency and the accuracy of question and answer type data retrieval and large model summarization are improved.

The invention discloses a high-precision dynamic sensing method for coarse-grain-size dam materials based on 5G and visual intelligence, and the method comprises the steps: setting a 5G base station or 5G access equipment in a dam region, and collecting dam surface image data through employing an unmanned plane; transmitting the acquired image data in real time through a 5G network; a database server and an image processing server are arranged on the ground, and the database server receives and stores collected data through a 5G network; a dam material analysis model constructed based on a YOLOv8 model is arranged in the image processing server; the image data in the database server is called by the cloud server and input into a dam material analysis model, and the dam material analysis model calculates the particle size of stones and aggregates by adopting a minimum bounding rectangle method based on an instance segmentation result of a YOLOv8 model, and identifies oversized stones, oversized aggregates and the position and area of a concentrated region of the oversized stones and the oversized aggregates; and the image processing result is sent to the database server for storage by the image processing server. According to the invention, the labor is reduced and the detection efficiency is improved.

The invention particularly relates to a batch data updating method based on Redis and md5. According to the batch data updating method based on Redis and md5, data of all departments are collected into a temporary table, md5 values of the data of all the departments are generated, and the md5 values and UUIDs are stored in a Redis cache together; reading newly collected temp table data in the Redis cache in batches, comparing the temp table data with current formal table data according to departments, and finding out deleted data, newly added data and modified data according to md5 values of the data; if the data change rate is not lower than the self-defined threshold value, batch updating is conducted on the current formal table according to newly-collected temp table data in the Redis cache. According to the batch data updating method based on the Redis and the md5, rapid reading and caching of the data are achieved, the number of access times of a back-end database is remarkably reduced, the burden of a database server is effectively relieved, the response speed and the data processing efficiency of the whole system are improved, the safety and the integrity of the data are ensured, and the data updating efficiency is improved. The problem of system data loss during total collection of the database is solved.

The invention relates to a database test case generation and optimization method, system and device and a storage medium. Knowledge information related to a target database is obtained, and after vectorization is conducted on the knowledge information, the knowledge information is stored in a vector database supporting vector storage and vector retrieval; obtaining test demand information, retrieving vector data related to the test demand information from the vector database, and extracting original text data corresponding to the vector data through a mapping relation of the vector database; obtaining a pre-constructed cue word template, filling the test demand information and the original text data into the cue word template to obtain cue words, analyzing the cue words through a preset large language model, and generating a test case of the target database; and sending the test case to a database server for running to obtain a running result, optimizing the cue word according to the running result, and re-inputting the cue word into the large language model until the test case generated by the large language model meets user requirements.

The embodiment of the invention relates to a data processing method and device based on a key value database, equipment, a storage medium and a key value database system.The method comprises the steps that after it is determined that to-be-cached key value data exists in a video memory of a graphic processing unit, a data storage request for the to-be-cached key value data is sent to a key value database server side, the data storage request carries storage address information and storage length information of value data of to-be-cached key value data in a video memory; receiving a data reading request which is sent by a key value database server and carries storage address information, and controlling the first network card supporting the remote direct memory access protocol to read value data of the key value data to be cached from the video memory according to the storage address information, sending the value data to the key value database server side, and writing the value data through the second network card supporting the remote direct memory access protocol. Visibly, according to the embodiment of the invention, the key value data in the GPU video memory can be stored without a memory copying process, and the processing efficiency of the key value data is improved.

The invention discloses an Internet of Things equipment closed-loop management and control cloud platform and method based on a dynamic safety index, and relates to the technical field of Internet of Things. Comprising a database server, an application server, a monitoring module used for collecting and synchronizing equipment operation state data in real time, an alarm module used for judging the working state of a sensor, and an early warning module used for carrying out early warning on a future time node. The processing module is used for calculating a dynamic security index of the cloud platform; the feedback module is used for bidirectional transmission; the monitoring module, the alarm module, the early warning module, the processing module and the feedback module are all deployed in an application server, and operation data, alarm information, early warning information and processing results generated by all the modules are all stored in the database server; through introduction of a dynamic safety index, real-time adjustment of dynamic changes of potential faults of equipment is realized, and response hysteresis is avoided. And through a complete closed-loop management and control mechanism, the processing efficiency is improved, and an effective equipment management and control system is formed.

A data owner can provide shares of a cryptographic key to N key servers. The N key servers can store the shares of a cryptographic key from the data owner such that T shares of the cryptographic key can be used to reconstruct the cryptographic key. A client computer can send a blinded query to T key servers of the N key severs, wherein the T key servers can encrypt a blinded query of a client computer using the share of the cryptographic key to determine a partial encryption. The client computer can receive T partial encryptions, assemble T partial encryptions to form an encrypted blinded query, and deblind the encrypted blinded query. The client computer can then use the encrypted query to perform a search on encrypted data of a remote database server using a searchable symmetric encryption scheme.

Computer-implemented methods for identifying query processing trends are provided. Aspects include receiving a plurality of queries, providing a response to each of the plurality of queries, and receiving client resource utilization information associated with processing the response. Aspects also include identifying one or more of the plurality of queries as periodically repeated queries and a trend of the client resource utilization information. Aspects further include determining a period of anticipated high demand on the database server based on the periodically repeated queries and the trend of the resource utilization information and broadcasting, by a database server to each of a plurality of clients, an indication of the period of anticipated high demand on the database server.

The invention discloses an RDMA Chain-based LSM Tree key value type database access method. The method comprises the following steps: a database client sends a request containing a version number, a key and an operation type to a database server main node; the server main node analyzes the request and processes the request according to the operation type; during write operation, a new serial number is generated, and data is inserted into a skip list of a memory table MemTable; when reading operation is carried out and the version number is smaller than 0, whether a key exists or not is checked through a Bloom filter, if yes, query is carried out at a secondary node through the RDMA technology, and if not, an SSTable file in a disk is directly accessed; and when the reading operation is performed and the version number is greater than or equal to 0, preferentially searching the data of the corresponding version in the MemTable, and if the data of the corresponding version fails, querying the SSTable. Through the RDMA technology, CPU occupation and network round-trip time are reduced, and the response speed and concurrent processing capacity of the system are improved.

The invention provides a non-standard address standardization method and device which are applied to a data processing server in a non-standard address standardization system, and the method comprises the steps: receiving an input non-standard address; the search engine server queries a recall result corresponding to the non-standard address; according to a set multi-dimensional address recall rule, the first N addresses in the front are taken as candidate addresses from recall results returned by the search engine server, and a first address list corresponding to rough sorting is obtained; the multi-dimensional address recall rule comprises query based on a text feature extraction algorithm, query based on Boolean and query based on a preset weight strategy; performing fine sorting on the N candidate addresses based on a BERT semantic vector model to obtain a second address list corresponding to the fine sorting; and performing fusion sorting on the first address list and the second address list by using a preset fusion algorithm to obtain standardized address data after fusion sorting, and storing the standardized address data to a database server. According to the scheme provided by the invention, the processing efficiency is improved, and the matching accuracy is effectively improved.

A database management system may include a control plane comprising a memory having computer-readable instructions stored thereon and processor that executes computer-readable instructions to execute one or more services running on the control plane, the control plane connected to a plurality of database servers, wherein each of the plurality of database servers is connected to the control plane via a communication channel, wherein the control plane comprises a plurality of data streams, each of the plurality of data streams configured to communicate messages of a designated type, and wherein the control plane is configured to communicate with a database server of the plurality of database servers using the plurality of data streams and the communication channel associated with the database server and the control plane.

The invention provides a method and a system for preventing tampering of a database audit log based on searchable encryption, which not only can solve the problems of internal attacks of auditing personnel and tampering of auditing certificates in a traditional database audit system, but also can further improve the security of the audit system, and each role independently holds a private key, so that the security of the audit system is improved. And private data security protection is realized by using secret data transmission between the database server and the user. In order to solve the elliptic curve problem, the database server identity and the user identity participate in encryption calculation, and internal attacks and malicious monitoring and tampering of data transmission are prevented. Compared with the prior art, the method has the technical advantages that (1) data privacy protection is enhanced: key management of a symmetric encryption algorithm in a traditional scheme has many challenges, more randomness and complexity are introduced in the encryption process, and a database server independently has a personal private key, so that the privacy protection is enhanced; the threat to the security of the whole system caused by the privacy leakage of a single user or the leakage of the master key is prevented, and the key management is relatively simple. (2) internal attack and tampering resistance: a traditional database auditing system is easily attacked by internal personnel and tampered by auditing certificates, and integrity verification is performed on log information based on identity and IP thoughts, so that the reliability of the auditing system is improved, the independence and credibility of the auditing process are ensured, and the attack resistance is improved.

Some embodiments of the invention provide a method for network-aware load balancing for data messages traversing a software-defined wide area network (SD-WAN) (e.g., a virtual network) including multiple connection links between different elements of the SD-WAN. The method includes receiving, at a load balancer in a multi-machine site, link state data relating to a set of SD-WAN datapaths including connection links of the multiple connection links. The load balancer, in some embodiments, provides load balancing for data messages sent from a machine in the multi-machine site to a set of destination machines (e.g., web servers, database servers, etc.) connected to the load balancer over the set of SD-WAN datapaths. The load balancer selects, for the data message, a particular destination machine (e.g., a frontend machine for a set of backend servers) in the set of destination machines by performing a load balancing operation based on the received link state data.

The invention discloses an online multi-terminal interconnected production and education fusion management system, and relates to the technical field of data analysis, and the system comprises the steps: carrying out the comprehensive analysis of the development trend of a target career based on the post career directions of all cooperative enterprises, and evaluating the state index of the target career; the matching module is used for obtaining target preference data of the trainees and performing fitting matching screening on the target preference data and state indexes of post occupations to obtain a plurality of post occupations meeting target preferences of the trainees; the database server is used for acquiring post occupational demand data of all cooperative enterprises, establishing an occupational standardized learning database of the cooperative enterprises, and generating post occupational knowledge maps to be learned of all enterprises; and the task planning module is used for creating a learning task plan of the student based on the plurality of post occupations meeting the target preference of the student and the post occupation to-be-learned knowledge maps of all enterprises. The system has the advantages that the trainees have personalized occupational planning ability, the employment level of the trainees is improved, and the recruitment cost of enterprises is reduced.

The invention relates to a virtual simulation and debugging system for a medical heavy ion cancer treatment accelerator. The system comprises a server and a client, the server comprises an industrial control server, a webpage server and a database server, and the industrial control server performs data interaction with the client through the webpage server; a virtual system and an analog circuit system are arranged in the industrial control server; the virtual system and the analog circuit system are set based on equipment of a real medical heavy ion cancer treatment accelerator, and the virtual system and the analog circuit system simulate and debug simulation equipment and debugging equipment of the medical heavy ion cancer treatment accelerator according to preset parameters. The webpage server publishes all simulation and debugging data into a webpage for a client to call, and the database server is used for storing preset data, data generated by debugging and simulation of the virtual system and the simulation circuit system and debugging preset rule data. The real equipment is prevented from being damaged, and the running time of the real accelerator can also be prevented from being wasted.

Method(s), apparatus, system(s) and platform(s) are provided for operating a personal data management component (PDMC) and provisioning / operating a personal database server (PDS) in a personal database management (PDM) platform. The PDM platform communicates over a communication network with a plurality of applications and the PDMC is communicatively coupled to a plurality of PDSs provisioned for one or more users. Each PDS is configured for storing and exchanging personal data controlled by a corresponding user. Each application is configured for providing an application service requiring access to personal user data. Provisioning a PDS for a user includes receiving a PDS creation request for a user, creating a PDS for the user, registering representative user data and user PDS, and providing a PDS identifier to the user for enabling an application to store and access personal user data in the PDS based on personal data access control information of the application.

The invention discloses a visual trajectory tracking system and method for a rain enhancement and hail suppression rocket projectile. The system comprises a trajectory tracking system, a data server and a GPS module carried by the rain enhancement and hail suppression rocket projectile. The GPS module transmits flight path data of the rain enhancement and hail suppression rocket projectile to the data server in real time; the trajectory tracking system calls the data in the database server in real time, retrieves and counts the data, and displays the flight state and the real-time trajectory curve of the rocket projectile on a system interface in a visual form by using the retrieved data; according to the invention, based on a mode of combining a theoretical model and actual data, the problem that no signal data cannot be transmitted back in time is solved, and an experiment verifies that a curve combined by actual theoretical data is matched with a curve of complete real-time data; a catalyst sowing path, a rocket projectile flight path and a rocket projectile wreckage drop point can be accurately positioned.

System and method for detecting the authenticity of products by detecting a unique chaotic signature. Photos of the products are taken at the plant and stored in a database / server. The server processes the images to detect for each authentic product a unique authentic signature which is the result of a manufacturing process, a process of nature etc. To detect whether the product is genuine or not at the store, the user / buyer may take a picture of the product and send it to the server (e.g. using an app installed on a portable device or the like). Upon receipt of the photo, the server may process the receive image in search for a pre-detected and / or pre-stored chaotic signature associated with an authentic product. The server may return a response to the user indicating the result of the search. A feedback mechanism may be included to guide the user to take a picture at a specific location of the product where the chaotic signature may exist.

The present technology relates to an electronic device, and a token voting system using a blockchain network according to the present technology may include a voting control server, a database server, a monitoring server, and a verification server. The voting control server may generate hash data based on vote data received from a user terminal in response to a voting request of the user terminal, and provide the hash data to the user terminal. The database server may store vote data, status information about the vote data, and hash data. The monitoring server may check a transaction generated by the user terminal transmitting the hash data and a token to the blockchain network, and set status information according to a transaction check result. The verification server may verify vote data stored in the database server on the blockchain network.

The invention relates to an application that utilizes artificial intelligence to enhance project management in construction and repair industries. The system includes a user computing device, an application server, and a database server. The application server processes project data, including blueprints, to generate materials lists, integrates with online marketplaces to facilitate purchasing, and employs machine learning for product recommendations. The system also uses predictive analytics to forecast project deliveries and prevent backorders, while optimizing resource allocation through efficient supplier and material selection. The software application features an AI-powered chat, job planner, marketplace, and cart, providing a comprehensive platform for real-time collaboration among contractors, suppliers, and manufacturers. This innovation streamlines project workflows, reduces errors, and improves overall efficiency in managing construction and repair projects.

The invention relates to a colorectal cancer postoperative patient intelligent follow-up visit management system which comprises a center module composed of a B / S framework, a database server and a user interface and further comprises a patient information management module in shared connection with the center module. The system is further provided with a function module and a support module which are connected with the patient information management module. The function module comprises a follow-up plan making module, a multi-channel follow-up execution module, a rehabilitation evaluation module and a health propaganda and education module. The support module comprises a data statistics and analysis module, a medical resource coordination module and a family member support module. According to the intelligent follow-up visit management system, through the electronic patient information management module, a patient information database, a dynamic health file and a multi-terminal access function are set, and centralized management and real-time sharing of medical data are achieved.

Techniques are described for preserving the inflight sessions failing over from a primary database to the replicated logical database of the primary database. In an implementation, prior to failover, when the primary database server receives a commit for a transaction, the process stores a commit indication that the transaction has been committed by performing a corresponding SQL command. The commit indication is replicated to the logical replica database by virtue of the replication of the SQL command and its execution on the logical replica database. Accordingly, the standby database server in the failover session may successfully request for the outcome of the transaction. Techniques are also described for the client-side LOB references to be preserved when failing over to the logical replica database, for AS OF queries preserved, and for versioning of checksums, signatures and structures across logical replicas.

A server system is communicatively connected to a plurality of computing devices and one or more databases. The server system receives one or more queries from a computing device. The one or more queries specify a data source. The server system determines a level of security applicable to a user of the computing device. The server system translates the one or more queries into one or more logical queries according to semantics of the data source, and transmits the logical queries to a query pipeline of the server system. The server system executes the one or more queries against a first database of the one or more databases to retrieve query results from the data source. The server system applies the determined level of security to the query results to obtain one or more data sets, and returns the one or more data sets to the computing device.

The embodiment of the invention provides an execution plan construction method and system.The execution plan construction method is applied to a database server and comprises the steps that pre-compiled statements of a database are obtained, and a parameter distribution histogram corresponding to the database is determined; extracting at least one parameter value from the pre-compiled statement, and determining interval information corresponding to each parameter value in the parameter distribution histogram; determining an execution plan type of each parameter value according to the interval information, constructing a target execution plan corresponding to the pre-compiled statement according to the execution plan type corresponding to each parameter value, and caching the target execution plan to a target linked list; and under the condition that an access request which is submitted for the database and is associated with the pre-compiled statement is received, reading the target execution plan in the target linked list to execute a data processing task corresponding to the access request.

Techniques are described for efficient transfer of large data type data (large data) among database servers for executing a distributed query. In an implementation, a database server receives object reference data, including an indication of whether the object reference data is a quasi-locator. The receipt of the quasi-locator indicates that the large data is to be streamed from the large database repository without any further request from the receiving database server. Accordingly, the receiving database server receives and stores the requested large data without generating and sending any further requests to the large data repository database server.

The invention belongs to the technical field of computer network monitoring and database management, and discloses a database fault prediction and autonomous recovery system and method and related equipment, and the method comprises the steps: collecting multi-dimensional performance indexes on a database server in real time, extracting time features of different scales through discrete wavelet transform, and constructing feature vectors; and dynamically calculating a fault prediction threshold by using a sliding window technology, and predicting a fault risk probability by using a multi-scale attention-enhanced LSTM model. And according to a prediction result, the system automatically executes an autonomous recovery strategy, high-precision prediction and autonomous recovery of database faults are realized, and the stability and service continuity of the system are improved.

A method for using, by a terminal equipment, an Oblivious Random-Access Memory (ORAM) database created in a remote server. A third-party device is connected to the terminal equipment and to the remote server through a communications network and executes receiving a request, sent by the terminal equipment, for having the third-party device to initiate the creation of the ORAM database in the remote server, initializing the creation of the ORAM database in the remote server by sending to the remote server ORAM database elements, generating metadata associated to the ORAM database created in the remote server, and sending, to the terminal equipment, the metadata for allowing the terminal equipment to use the ORAM database created in the remote server without going through the third-party device.

The invention provides a gateway system and realization method for realizing REST access service based on transaction middleware, and the method comprises the steps: employing a distributed architecture for the transaction middleware, and enabling the transaction middleware to comprise an application interface layer, a service framework layer, a data access layer and a basic support layer from top to bottom; the application interface layer is used for packaging interaction among different modules, services or systems in the transaction middleware in a standardized mode; and the service framework layer is used for providing a network communication mode for the transaction middleware and realizing information interaction with an external system. The data access layer is used for processing various business data for the transaction middleware; the basic support layer is used for providing various types of hardware, networks, operating systems and database servers for a data service resource processing platform related to the transaction middleware and dispersed application clients. Wherein the service framework layer comprises a REST gateway, and the REST gateway is used for providing a REST access service mode to realize information interaction with an external system.

A system may include a memory having computer-readable instructions stored thereon, and a processor of a control plane that executes the computer-readable instructions to receive from a database server, over a first connection, a request for credentials, in response to the request for credentials, generate credentials for the database server, transmit the credentials to the database server over a second connection specific to the database server, receive, over the second connection, from the database server, a request for registering the database server, the request for registering the database server comprising the credentials, in response to the request for registering the database server, register the database server with a database management system associated with the control plane.