21 results about "Object migration" patented technology

The invention relates to a heterogeneous database data migration method, which relates to the technical field of data migration, and comprises the following steps: automatically judging the type of a source database by analyzing meta-information in a source database acquisition packet, and then performing lexical and grammatical analysis on an SQL (Structured Query Language) of the source database to form a syntax tree object of the source database; object migration and conversion are carried out on the source database syntax tree object and the target database syntax tree object, and mapping of the syntax tree objects is completed; the target syntax tree object is converted into the target database object script through rule conversion and rewriting conditions, and automatic data migration is achieved.

Techniques are provided for modifying a read path to process read operations during a storage operation, such as an operation to migrate objects storing data of a volume. The objects are stored across a storage tier and capacity tier of a source object store. As part of migrating the volume to a destination object store, the objects are migrated to the destination cluster. Directly copying the objects involves multiple read operations to the source object store and a write operation at the destination object store. The techniques provided herein improve the efficiency of the migration by initially sending metadata from the source object store to the destination object store for performing backend block copy operations to migrate the volume.

The invention provides a data migration method and device, electronic equipment, a storage medium and a program product, and relates to the technical field of cloud computing, the method comprises the following steps: firstly, obtaining metadata of a to-be-migrated object from a source data warehouse; then, according to the metadata, determining an entity type of the to-be-migrated object and a deployment dependency relationship between entities; acquiring an environment variable of the to-be-migrated object in the source data warehouse; and finally, migrating the to-be-migrated object to the target data warehouse based on the entity type, the deployment dependency relationship between the entities and the environment variable. In the embodiment of the invention, the entity type of the to-be-migrated object, the deployment dependency relationship between the entities and the environment variable are obtained from the source data warehouse, and the to-be-migrated object is migrated to the target data warehouse based on the entity type, the deployment dependency relationship between the entities and the environment variable, so that rapid migration of data can be realized; the efficiency and quality of data migration are improved, and meanwhile the accuracy and integrity of data are guaranteed.

Techniques are provided for migrating a volume utilizing an object copy work queue and an object copy driver module. Data of the volume is stored within objects stored across a storage tier and capacity tier of a source object store. As part of migrating the volume to a destination object store, the objects are migrated to the destination cluster. Directly copying the objects involves multiple read operations to the source object store and a write operation at the destination object store. The techniques provided herein improve the efficiency of the migration by initially sending metadata from the source object store to the destination object store for performing backend object copy operations to migrate the volume. This results in fewer operations and less network usage, thus improving the efficiency and cost of migrating the volume.

Techniques are provided for migrating a volume utilizing an object copy work queue and an object copy driver module. Data of the volume is stored within objects stored across a storage tier and capacity tier of a source object store. As part of migrating the volume to a destination object store, the objects are migrated to the destination cluster. Directly copying the objects involves multiple read operations to the source object store and a write operation at the destination object store. The techniques provided herein improve the efficiency of the migration by initially sending metadata from the source object store to the destination object store for performing backend object copy operations to migrate the volume. This results in fewer operations and less network usage, thus improving the efficiency and cost of migrating the volume.

Techniques are provided for migrating a volume utilizing an object copy work queue and an object copy driver module. Data of the volume is stored within objects stored across a storage tier and capacity tier of a source object store. As part of migrating the volume to a destination object store, the objects are migrated to the destination cluster. Directly copying the objects involves multiple read operations to the source object store and a write operation at the destination object store. The techniques provided herein improve the efficiency of the migration by initially sending metadata from the source object store to the destination object store for performing backend object copy operations to migrate the volume. This results in fewer operations and less network usage, thus improving the efficiency and cost of migrating the volume.

The isomer database data migration method relates to the technical field of data migration, and automatically judges the source database type by analyzing the meta information in the source database collection package. Then, the SQL of the source database is subjected to lexical and syntactic analysis to form a syntax tree object of the source database. The syntax tree object of the source database and the target database syntax tree object are subjected to object migration and conversion to complete the mapping of the syntax tree object. The target syntax tree object is converted into a target database object script through rule conversion and rewriting conditions, and automatic data migration is realized.

The invention discloses an electronic whiteboard cross-page content copying and synchronous pasting system and method, and relates to the technical field of electronic whiteboards. The system comprises a cross-page clipboard module, a page management module, an object operation module, a gesture recognition module and a synchronous rendering module. The cross-page clipboard module constructs a unified storage structure to store complete attributes of objects; the page management module realizes multi-page canvas data management and interface provision; the object operation module responds to the instruction to complete cross-page object extraction and writing; the gesture recognition module recognizes a cross-page copying intention; and the synchronous rendering module establishes a synchronization mechanism to realize high-fidelity rendering. The method comprises the steps of page initialization, gesture recognition, object storage, page switching, object adaptation, synchronous rendering and the like. The problems that an existing electronic whiteboard is tedious in cross-page operation, attributes are prone to being lost, rendering is abnormal and the like are solved, and the cross-page operation efficiency and the object migration quality are improved.

The application discloses a target object migration method and device, a storage medium and an electronic device, and is applied to cloud storage. The method comprises the following steps: acquiring a target object set to be migrated, wherein the objects in the target object set are stored in a same source storage space; migrating the target object set from the source storage space to a plurality of target storage spaces; and in the process of migrating the target object set from the source storage space to the plurality of target storage spaces, performing a target operation on the target object in response to an acquired target request. The application solves the technical problem of low efficiency of object migration in object storage.

The present disclosure provides a cache object scheduling method and system based on a host isolated cache architecture. The method of an embodiment comprises: maintaining an object pool and a buffer pool; determining a credit score of a cache object according to a reuse number and an idle time of the cache object, and determining a reuse number quota of the cache object according to the credit score, the credit score being positively correlated with the reuse number and negatively correlated with the idle time, and the reuse number quota being the maximum number of times that the cache object is allowed to be reused in the buffer pool; in response to not obtaining a cache object from the object pool, selecting a cache object with the largest difference between the reuse number quota and the reuse number from the buffer pool as a target cache object, migrating the target cache object to the object pool, and returning the target cache object. The present disclosure improves the object reuse hit rate under the premise of ensuring low latency access in the active area, reduces the garbage collection frequency and memory fragmentation, and at the same time realizes the timely withdrawal of low-value objects, avoiding invalid memory occupation.

The application provides a data synchronization method and device, computer equipment and a readable medium, and relates to the field of big data. The method comprises the following steps: migrating a structure object of a source database of a first system to a target database of a second system; migrating full-amount data corresponding to a preset historical time point in the source database to the target database; and batch synchronizing real-time data corresponding to a time point after the preset historical time point in the source database to the target database. Through the above scheme, the application can realize data migration and data quasi-real-time synchronization from the first system, such as an OLTP system, to the second system, such as an OLAP system. The application can not only support structure synchronization, but also support full-amount synchronization and incremental synchronization, thereby facilitating users to quickly realize the synchronization function.

The utility model relates to the technical field of object transaction monitoring, in particular to a device capable of monitoring object migration, which comprises an MCU (Microprogrammed Control Unit), a 4G module, a Bluetooth module, a positioning module, an acceleration sensor and a magnetically controlled switch, and is characterized in that the 4G module, the Bluetooth module, the positioning module, the acceleration sensor and the magnetically controlled switch are respectively connected with the MCU; the device capable of monitoring object migration further comprises a loudspeaker and an LED lamp. The loudspeaker and the LED lamp are respectively connected with the MCU. The 4G module is in communication connection with the control background, and the Bluetooth module is used for being connected with a mobile phone APP. Compared with the prior art, the device capable of monitoring the migration of the object can effectively monitor the displacement of the object as required and give an alarm by using a domestic modern communication facility, is beneficial for accurately positioning the object, can feed back the state of the object, and can remotely inform an owner of the object after the object is unlocked and moved according to the agreement in advance; autonomous sound-light alarm can be achieved, object loss is avoided, manpower is saved, and monitoring reliability is high.

Techniques are provided for modifying a read path to process read operations during a storage operation, such as an operation to migrate objects storing data of a volume. The objects are stored across a storage tier and capacity tier of a source object store. As part of migrating the volume to a destination object store, the objects are migrated to the destination cluster. Directly copying the objects involves multiple read operations to the source object store and a write operation at the destination object store. The techniques provided herein improve the efficiency of the migration by initially sending metadata from the source object store to the destination object store for performing backend block copy operations to migrate the volume.

According to the object storage concurrent migration method and device, the electronic equipment and the storage medium provided by the embodiment of the invention, through a distributed lock coordination mechanism and global migration vernier management, the restriction of traditional middleware on migration efficiency is thoroughly eliminated; after a distributed lock is obtained through competition, a global migration vernier value in a global mark node and the number of objects returned at a time are directly read, then an object list can be obtained in batches only by transferring the two parameters by calling an object listing interface of an object storage service, and finally object migration and global migration vernier value updating are completed. The middleware removing design not only eliminates the high throughput pressure and storage overhead of a middleware system, but also reduces the operation and maintenance complexity until only the global migration vernier needs to be maintained, so that the migration efficiency is remarkably improved.

The invention discloses a multimodal transport collaborative management and control system, method, equipment and medium based on a sectional virtual-real combined sand table, and the system comprises a virtual sand table subsystem which is used for carrying out the three-dimensional dynamic visualization of a space intensive operation link; the physical sand table subsystem is used for carrying out physical state visualization on the linear topology transportation link; the cross-sand table object seamless migration engine is respectively communicated with the two subsystems and is configured to map and synchronize the state of the transportation object in the virtual sand table to the physical sand table when the space intensive link operation is finished, and trigger the physical visualization of the transportation process; and when the linear transportation link meets the migration condition, mapping and synchronizing the state of the linear transportation link in the physical sand table to the next virtual sand table, and triggering three-dimensional visualization of the next operation link. Compared with the prior art, continuous and visual collaborative management and control of the whole process of multimodal transport are realized through cooperation of the sectional virtual-real combination sand table and the migration engine.

The invention provides a network slice migration method, device and equipment, and the method comprises the steps: searching an expansion object corresponding to a starting object, adding the starting object and the expansion object into a to-be-migrated set, enabling the starting object and the expansion object to accord with a preset migration rule, enabling each expansion object to be an associated object of the starting object or other expansion objects, and enabling the to-be-migrated set to be migrated according to the preset migration rule; the service layer and the client layer borne by the service layer are mutually associated objects; if the target vLink exists in the to-be-migrated set, the target vLink is removed from the to-be-migrated set, a target tunnel is searched for in the to-be-migrated set, the target vLink is an exclusive vLink needing to be reserved in the current network slice, and the target tunnel is an associated object of the target vLink; performing path adjustment on the target tunnel, so that the adjusted target tunnel only passes through the to-be-migrated set and the vLink in the target network slice; and migrating the objects in the to-be-migrated set to the target network slice. According to the invention, automatic migration of the network slice can be rapidly and accurately carried out.

The invention discloses a data migration method and device, electronic equipment and a storage medium. The method comprises the steps of obtaining first data from a first list one by one, and determining a first identification code of the first data; determining a second identification code of the second data; comparing the first identification code with the second identification code to obtain an identification code comparison result; and migrating the second data according to the identification code comparison result. According to the method, the first identification code and the second identification code are determined one by one, data checking and switching can be carried out in real time, differences can be shielded, data migration is carried out according to the comparison result of the identification codes while data consistency before and after first object migration is ensured, migration efficiency can be improved, and meanwhile system resources can be saved.

The application provides a game interactive control method and device and electronic equipment; wherein the method comprises: in response to an object migration trigger operation, displaying at least part of a scene map of a game scene in a graphical user interface; wherein the scene map comprises: a map area corresponding to a target scene area to be migrated; in response to a movement control operation, controlling the movement of an object identifier of a target object; in response to the relative state of the object identifier and the scene map meeting a preset condition, switching a first scene picture to a second scene picture corresponding to the target scene area; and in response to a trigger operation for the second scene picture, migrating the target object to the target scene area. This way triggers the change of the scene picture through the scene map, and then migrates the target object to the target area. This way of migrating the object is simple and fast, and has a low understanding cost, improves the success rate of object migration, and thus improves the smoothness of game operation and the game experience.

The invention provides a hybrid cloud object storage data migration method and device and electronic equipment, and relates to the technical field of data migration. The method comprises the following steps: creating a migration task, and configuring a migration program; starting an enumeration thread, enumerating all objects needing to be migrated and putting the objects into a queue to be pulled; starting a transmission thread, pulling the object to be migrated and putting the object to be migrated into a queue to be uploaded; starting a push thread, extracting a to-be-migrated object from the to-be-uploaded queue, and uploading the to-be-migrated object to a target end object storage; a verification thread is started, feature values of the object are compared from a source end and a target end, if the feature values are consistent, it is indicated that the object is migrated successfully, otherwise, migration of the object fails, and migration object information is persisted into a database; and when the listing thread and the transmission thread are both completed and the queue to be pulled and the queue to be uploaded are both empty, the full migration is ended. According to the method, the pulling and pushing strategy is dynamically adjusted according to the object features, the threads automatically convert functions according to needs, and the migration performance is improved.

The invention discloses a memory hierarchical management system with persistent perception. The system comprises an intelligent memory allocation module used for receiving a memory request submitted by an application program; the life cycle management module is used for creating and maintaining metadata of the object after the memory object is allocated; the object migration module based on popularity grading is used for respectively maintaining an active linked list and an inert linked list in the DRAM node and the CXL memory node; and the independent persistent channel module is used for asynchronously writing the memory object with the persistent requirement into the persistent storage node through a dedicated channel independent of the conventional migration path. According to the method, intelligent memory allocation, object life cycle management, dynamic migration mechanism and independent persistent path collaboration under a multi-node heterogeneous memory architecture (namely a DRAM node, a CXL memory node and a disk) are realized, so that the system performance, the resource utilization rate and the flexibility of data management are improved.