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Listing DCS Instance Backup Records Function This API is used to query the backup records of a specific DCS instance. Calling Method For details, see Calling APIs. URI GET /v2/{project_id}/instances/{instance_id}/backups Table 1 Path Parameters Parameter Mandatory Type Description
Querying DCS Instance Restoration Records Function This API is used to query the restoration records of a specific DCS instance. Calling Method For details, see Calling APIs. URI GET /v2/{project_id}/instances/{instance_id}/restores Table 1 Path Parameters Parameter Mandatory Type
Creating a Datasource Connection with a DCS Table Creating a DLI Table and Associating It with DCS Inserting Data to a DCS Table Querying the DCS Table Parent topic: Datasource Connections
Creating a DLI Table and Associating It with DCS Function This statement is used to create a DLI table and associate it with an existing DCS key. In Spark cross-source development scenarios, there is a risk of password leakage if datasource authentication information is directly configured
Implementing Bullet-Screen and Social Comments with DCS Overview Application Scenario Scenarios such as bullet-screen comments in videos or live streaming and commenting and replying on a social website require high live efficiency and interactivity. A platform must ensure a very
Reconstructing Application System Databases with DCS Overview Application Scenario With the development of database applications like the Internet, service demands are increasing rapidly. As the data volume and concurrent access volume are increasing exponentially, conventional relational
Comparing DCS Redis Instance Types Table 1 describes the differences between different Redis instance types in terms of features and commands. DCS for Redis 3.0 is no longer provided. You can use DCS for Redis 5.0 or later. Table 1 Differences between DCS instance types Item Single-Node
Comparing DCS and Open-Source Cache Services DCS supports single-node, master/standby, and cluster instances, ensuring high read/write performance and fast data access. It also supports various instance management operations to facilitate your O&M. With DCS, you only need to focus
What Are the Differences Between DeHs and ECSs? DeHs are dedicated physical servers where the virtualization environment is deployed and are fully dedicated for your use. Your DeHs are physically isolated from those of other users. After creating a DeH, you can create ECSs on the
What Are the Specifications of VMs to Be Purchased for BCS? Purchase virtual machine (VM) resources to deploy and run the BCS instances. VMs of the following specifications are recommended. Table 1 Suggestions on VM purchase Business Phase Consensus Algorithm Recommended VM Specifications
Does BCS Support Customized Development? No. BCS does not support customized development, but it provides demos. For details, see Go SDK Demo in the Developer Guide. Parent topic: Consultation
Listing Entity Monitoring Data of a BCS Service Function This API is used to query the monitoring data list of entities of a BCS service. URI POST /v2/{project_id}/blockchains/{blockchain_id}/entity/metric/list Table 1 Path Parameters Parameter Mandatory Type Description project_id
Querying Entity Monitoring Details of a BCS Service Function This API is used to query the monitoring details of entities of a specified BCS service. URI POST /v2/{project_id}/blockchains/{blockchain_id}/entity/instance/metric/list Table 1 Path Parameters Parameter Mandatory Type
Example 1: Creating a BCS Service Scenario This section describes how to create a BCS service by calling an API. Related APIs of Other Services None Creating a BCS Service URI format POST /v2/{project_id}/blockchains Example request POST https://{bcs_endpoint}/v2/{project_id}/blockchains
Logging In to a Database Built On Huawei Cloud ECSs Step 1: Adding a DB Instance Connection Step 2: Logging In to an ECS-Hosted DB Instance Parent topic: Logging In to a DB Instance
What Are the CPU Specifications of DCS Instances? Redis Basic Edition When using DCS for Redis basic edition, you only need to pay attention to critical indicators such as QPS, bandwidth, and memory. You do not need to be concerned about CPU specifications. DCS for Redis basic edition
Does DCS for Redis Support Multi-DB? DCS's support for multiple databases (multi-DB) is as follows: Single-node, read/write splitting, and master/standby DCS Redis instances: Multi-DB is supported. By default, there are 256 databases, numbering 0–255. The default database is DB0.
Does DCS for Redis Support Pipelining? Yes. For Redis Cluster instances, ensure that all commands in a pipeline are executed on the same shard. Parent topic: Redis Commands
Upgrading Minor or Proxy Versions of a DCS Instance DCS optimizes functions and fixes vulnerabilities in minor and proxy upgrades. This section describes how to upgrade the minor or proxy version of an instance. Upgrading the minor or proxy version does not affect the instance connection
Backup Import Between DCS Redis Instances You can migrate data between DCS instances by importing backup files. Notes and Constraints To migrate to an instance with SSL enabled, disable the SSL setting first. For details, see Transmitting DCS Redis Data with Encryption Using SSL.
