# Change History

Released On | What's New
--- | ---

2022-06-30

- Optimized API calling methods:
  - Calling APIs
- Optimized common contents:
  - Supported Cluster Versions
  - Obtaining a Project ID and Name
- Updated error code ID.

2022-05-30

Added cluster version 7.9.3.

Modified: Scaling Out a Cluster with only Common Nodes.

Optimized:

- Overview
- Obtaining a Project ID and Name
- Error Code

2020-08-30

- Added cluster versions 7.1.1 and 7.6.2.
- Added the tag function.

  Tag Management APIs

- Removed "CSS Monitoring Metrics" to Cloud Search Service User Guide.

2019-03-15

- Modified API parameters in the following sections based on software changes:

  Modifying Basic Configurations of a Cluster Snapshot

  Querying the Automatic Snapshot Creation Policy for a Cluster

- Added the API used for downloading the certificate file.

  Downloading a Certificate File

2019-02-27 | Accepted in OTC-4.0/Agile.

2019-01-26

- Accepted in OTC-3.2/Agile-01.2019.
- Modified the following section based on software changes:

  Creating a Cluster

  Querying the List of Clusters

  Querying Cluster Details

2019-01-17 | Modified the following section based on software changes: Creating a Cluster
2018-12-10 | Modify parameter description in the following section based on software function changes: Creating a Cluster
2018-12-03 | Optimized the code example: Creating a Cluster
2018-11-26 | Modified the parameter description. Creating a Cluster
2018-11-19 | Added parameters in the following section based on software function changes: Creating a Cluster Querying the List of Clusters Querying Cluster Details
2018-11-08 | Added parameters in the following section based on software function changes: Querying the List of Clusters Querying Cluster Details

2018-10-29

- Accepted in OTC-3.2.
- Modified the API parameter description in the following section:

  Manually Creating a Snapshot

  Restoring a Snapshot

- Added parameters in the following section based on software function changes:

  Setting the Automatic Snapshot Creation Policy

2018-10-19

- Modified the API parameter description in the following section:

  Creating a Cluster

- Optimized the content in the "Documentation guide" table in the following section based on the API reference document template requirements:

  Before You Start

2018-10-12

- Added the description of the automatic snapshot deletion time.

  Setting the Automatic Snapshot Creation Policy

- Modified the parameter description in the following sections:
  - Querying the Automatic Snapshot Creation Policy for a Cluster
  - Manually Creating a Snapshot
  - Restoring a Snapshot

2018-10-08

- Accepted in OTC-3.2.
- Modified the parameter description in the following sections:

  Restoring a Snapshot

2018-09-29

- Modified the parameter description in the following sections:
  - Creating a Cluster
  - CSS Monitoring Metrics
  - Common Request Parameters
- Deleted information related to the extendparam parameter and modified the example response.

  Manually Creating a Snapshot

2018-09-14

- Modified the parameter description in the following sections:

  Setting the Automatic Snapshot Creation Policy

- Added the following section:

  14.7-CSS Monitoring Metrics

2018-09-04

- Modified the parameter description in the following sections:

  (Not Recommended) Automatically Configuring Basic Settings of a Cluster Snapshot

- Modified the examples in the following sections:
  - Obtaining the List of Instance Flavors
  - Restoring a Snapshot

2018-08-21

- Added the status codes returned by the APIs in each section.
  - Creating a Cluster
  - Restarting a Cluster
  - Scaling Out a Cluster with only Common Nodes
  - Modifying Basic Configurations of a Cluster Snapshot
  - Setting the Automatic Snapshot Creation Policy
  - Querying the Automatic Snapshot Creation Policy for a Cluster
  - Deleting a Snapshot
  - Disabling the Snapshot Function
- Modified the description about the endpoint and actions parameters in the response parameter table. Added the status code returned by the API for querying the list of clusters.

  Querying the List of Clusters

- Modified the description about the actions parameter in the response parameter table. Added the status code returned by the API for querying details about a cluster.

  Querying Cluster Details

- Modified the example response. Added the status code returned by the API for deleting a cluster.

  Deleting a Cluster

- Modified the URI format. Added the status code returned by the API for obtaining the list of instance flavors.

  Obtaining the List of Instance Flavors

- Modified the function description. Modify the example request. Added the status code returned by the API for automatically performing basic configurations for a cluster snapshot.

  (Not Recommended) Automatically Configuring Basic Settings of a Cluster Snapshot

- Modified the description about the indices parameter in the request parameter table. Changed parameter names bakExpectedStartTime, bakKeepDay, and bakPeriod in the table of backup field data structure description to backupExpectedStartTime, backupKeepDay, and backupPeriod, respectively. Modified the example response. Added the status code returned by the API for manually creating a cluster snapshot.

  Manually Creating a Snapshot

- Changed parameter names bakExpectedStartTime, bakKeepDay, and bakPeriod in the table of backups field data structure description to backupExpectedStartTime, backupKeepDay, and backupPeriod, respectively. Modified the example response. Added the status code returned by the API for querying the list of snapshots.

  Querying the List of Snapshots

- Modified the description in the request parameter table. Added the status code returned by the API for restoring snapshots.

  Restoring a Snapshot

- Added the handling method for each error code.

2018-07-31 | This is the first official release.