Updated on 2025-08-19 GMT+08:00

Querying DB Instances (v3.1)

Function

This API is used to query instances according to search criteria. Before calling this API:

URI

GET /v3.1/{project_id}/instances?id={id}&name={name}&type={type}&datastore_type={datastore_type}&vpc_id={vpc_id}&subnet_id={subnet_id}&offset={offset}&limit={limit}

Table 1 Parameter description

Parameter

Type

Mandatory

Description

project_id

String

Yes

Definition

Project ID of a tenant in a region.

To obtain the value, see Obtaining a Project ID.

Constraints

N/A

Range

The value can contain 32 characters. Only letters and digits are allowed.

Default Value

N/A

id

String

No

Definition

Instance ID, which uniquely identifies an instance and is used to query instances in the instance list.

Constraints

The asterisk (*) is reserved for the system. If the instance ID starts with *, it indicates that fuzzy match is performed based on the value following *. Otherwise, the exact match is performed based on the instance ID. The value cannot contain only asterisks (*).

Range

The value can contain 32 characters. Only letters and digits are allowed.

Default Value

N/A

name

String

No

Definition

Instance name. You can query instances by instance name.

Constraints

The asterisk (*) is reserved for the system. If the instance name starts with *, it indicates that fuzzy match is performed based on the value following *. Otherwise, the exact match is performed based on the instance name. The value cannot contain only asterisks (*).

Range

The instance name must start with a letter and can contain 4 to 64 characters. Only letters, digits, hyphens (-), and underscores (_) are allowed.

Default Value

N/A

type

String

No

Definition

Instance type. You can query instances by instance type.

Constraints

N/A

Range

  • Enterprise (case-sensitive): distributed instances (in the independent deployment).
  • Centralization_standard (case-sensitive): centralized instances.

Default Value

N/A

datastore_type

String

No

Definition

Database type, which is case insensitive. You can query instances by database type.

Constraints

None

Range

GaussDB

Default Value

N/A

vpc_id

String

No

Definition

VPC ID. You can query instances by VPC where the instances are located. To obtain the value:

  • Method 1: Log in to the VPC console and view the VPC ID in the VPC details page.
  • Method 2: Query the VPC ID through the VPC API. For details, see Querying VPCs.
  • Method 2: See the section "Querying VPCs" in the Virtual Private Cloud API Reference.

Constraints

N/A

Range

UUID format

Default Value

N/A

subnet_id

String

No

Definition

Network ID of the subnet. You can query DB instances by network ID of the subnet where the DB instances are located. To obtain the value:

  • Method 1: Log in to the VPC console and click the target subnet on the Subnets page. You can view the network ID on the displayed page.
  • Method 2: See section "Querying Subnets" in the Virtual Private Cloud API Reference.

Constraints

N/A

Range

UUID format

Default Value

N/A

offset

Integer

No

Definition

Index offset. The query starts from the next piece of data indexed by this parameter.

Constraints

The value must be a non-negative number.

Range

[0,2^31-1]

Default Value

0 (indicating that the query starts from the first data record.)

limit

Integer

No

Definition

Number of records to be queried.

Constraints

N/A

Range

[1, 100]

Default Value

100

tags

String

No

Definition

  • {key} indicates the tag key.
  • {value} indicates the tag value.

You can query instances by tag key and value.

Constraints

To query instances with multiple tag keys and values, separate key-value pairs with commas (,). A maximum of 20 key-value pairs are supported.

Range

  • Each tag key can contain up to 127 Unicode characters. key cannot be an empty string, a space, or left blank. Before using key, delete single-byte character (SBC) spaces before and after the value. The value cannot contain the following special characters: +/?#&=,%
  • The tag value can be left blank. It can contain up to 255 Unicode characters. Before using value, delete SBC spaces before and after the value. The value cannot contain the following special characters: +/?#&=,% If the value is left blank, it indicates any_value (querying any value).

Default Value

N/A

charge_mode

String

No

Definition

Billing mode. You can query DB instances by billing mode.

Constraints

N/A

Range

  • postPaid: pay-per-use billing.
  • prePaid: yearly/monthly billing.

Default Value

N/A

Request Parameters

None

Response Parameters

Table 2 Parameter description

Parameter

Type

Description

instances

Array of objects

Definition

Instance information.

For details, see Table 3.

total_count

Integer

Definition

Total number of records.

Range

[0, 2^31 - 1]. The actual value depends on the number of instances in the instance list.

Table 3 instances field data structure description

Parameter

Type

Description

id

String

Explanation:

Instance ID, which uniquely identifies an instance.

Range

The value can contain 32 characters. Only letters and digits are allowed.

name

String

Explanation:

Instance name.

Range

The instance name must start with a letter and can contain 4 to 64 characters. Only letters, digits, hyphens (-), and underscores (_) are allowed.

status

String

Explanation:

Instance status.

Range

  • If the value is BUILD, the instance is being created.
  • If the value is BUILD_FAILED, the instance creation failed.
  • If the value is ACTIVE, the instance is normal.
  • If the value is FAILED, the instance is abnormal.
  • If the value is FROZEN, the instance is frozen.
  • If the value is MODIFYING, the storage is being scaled up or instance specifications are being changed.
  • If the value is EXPANDING, read replicas, CNs, or shards are being added to the instance.
  • REBOOTING: The DB instance is being rebooted.
  • If the value is REDUCING: read replicas are being deleted.
  • If the value is UPGRADING, the instance is being upgraded.
  • If the value is RESTORING, the instance is being restored.
  • If the value is SWITCHOVER, the primary/standby switchover is being performed.
  • If the value is MIGRATING, the instance is being migrated.
  • If the value is BACKING UP, the instance is being backed up.
  • If the value is UPGRADE TO BE OBSERVED, the instance upgrade is in the observation period.
  • If the value is MODIFYING DATABASE PORT, the database port is being changed.
  • If the value is STORAGE FULL, the instance storage is full.
  • If the value is REPAIRING, the instance is being repaired.
  • If the value is SHUTDOWN, the instance is stopped.

private_ips

List<String>

Explanation:

Private IP address list. The value is an empty string until ECSs where CNs of distributed instances are deployed or ECSs where DNs of centralized instances are deployed are created.

Range

N/A

public_ips

List<String>

Explanation:

EIPs bound to the instance. This parameter cannot be left blank after an EIP is bound.

Range

N/A

port

Integer

Explanation:

Database port number.

Range

The GaussDB database port is from 1024 to 39998 (excluding the following which are occupied by the system and cannot be used: 2378, 2379, 2380, 4999, 5000, 5999, 6000, 6001, 8097, 8098, 20049, 20050, 21731, and 21732).

type

String

Explanation:

Instance type. The value is case-sensitive.

Range

  • Enterprise: distributed instance (enterprise edition)
  • centralization_standard: centralized instance
  • Combined: distributed instance (combined deployment, also called hybrid deployment)

ha

Object

Explanation:

Instance high availability.

For details, see Table 4.

replica_num

Integer

Explanation:

Number of replicas.

Range

N/A

region

String

Explanation:

Region where the instance is deployed.

Range

N/A

datastore

Object

Explanation:

Database information.

For details, see Table 5.

created

String

Explanation:

Creation time in the "yyyy-mm-dd hh:mm:ss timezone" format.

timezone indicates the time zone, for example, 2024-07-02 08:32:07 UTC.

When the instance is being created, the value is the time when the creation request is delivered. After the instance is created, the value is the time when the creation is complete.

Range

N/A

updated

String

Definition

Update time. The format is the same as that of the created field. For example:

2024-07-16 09:31:43 UTC

The value is empty when no instance has been created. After an instance is created, the value is not empty.

Range

N/A

db_user_name

String

Definition

Default username.

Range

root

vpc_id

String

Definition

ID of the VPC where the instance is located.

Range

UUID format

subnet_id

String

Definition

Network ID of the subnet, where the instance are located.

Range

UUID format

security_group_id

String

Definition

Security group ID.

Range

UUID format

flavor_ref

String

Definition

Specification code. To obtain its value, see the spec_code field in Querying Instance Specifications.

Range

N/A

flavor_info

Object

Definition

Flavor information.

For details, see Table 6.

volume

Object

Definition

Volume information.

For details, see Table 7.

switch_strategy

String

Definition

Database failover priority.

Range

The value can be Reliability or Availability, indicating that the reliability or availability is given priority during the failover, respectively.

If no failover priority is selected during the creation, the failover priority is not displayed.

backup_strategy

Object

Definition

Backup policy.

For details, see Table 8.

maintenance_window

String

Definition

Maintenance window in the UTC format.

Range

N/A

nodes

Array of objects

Definition

Instance node information.

For details, see Table 9.

disk_encryption_id

String

Definition

Disk encryption key ID. This parameter is displayed only when the instance disk is encrypted.

Range

N/A

enterprise_project_id

String

Definition

Enterprise project tag ID. If an instance does not belong to any enterprise project, the default value is 0.

Range

N/A

instance_mode

String

Definition

Product type.

Range

enterprise indicates enterprise edition, standard indicates the standard edition, and basic indicates the basic edition. .

time_zone

String

Definition

Time zone.

Range

N/A .

charge_info

Object

Definition

Billing type, which can be pay-per-use or yearly/monthly.

For details, see Table 10.

tags

Array of objects

Definition

Tags. This parameter is not returned if there is no tag.

For details, see Table 11.

backup_used_space

String

Definition

Used backup space, in KB.

Range

N/A .

disk_usage

String

Definition

Available disk usage of the instance. The returned value of this parameter is not a real-time value. The system updates data at 02:00 every day. It is not displayed for deleted instances.

Range

0 to 1. The value contains four decimal places.

Table 4 ha field data structure description

Parameter

Type

Description

consistency

String

Definition

Transaction consistency type.

Range

  • strong: strong consistency
  • eventual: eventual consistency

replication_mode

String

Definition

Replication mode for the standby node.

Range

The value can only be set to sync, indicating that data is synchronized in synchronous mode.

Table 5 datastore field data structure description

Parameter

Type

Description

type

String

Definition

Database engine.

Range

GaussDB

version

String

Definition

Major version of the database.

Range

Two-digit version, for example, 3.208.

complete_version

String

Definition

Major version of the database.

Range

Three-digit version, for example, 3.208.0.

hotfix_versions

String

Definition

Hot patch version that has been upgraded. After the hot patch version is successfully upgraded, the value of this parameter cannot be left blank. Range

N/A

target_version

String

Definition

Target version that the database is being upgraded to.

Range

N/A

hotfix_finished_times

Array of strings

Definition

List of time when the hot patch installation is complete.

The time when the hot patch installation is complete is expressed in the "yyyy-mm-dd hh:mm:ss timezone" format.

timezone indicates the time zone, for example, 2020-12-23 03:21:41 UTC.

Table 6 flavor_info field data structure description

Parameter

Type

Description

vcpu

Integer

Definition

Number of vCPUs.

Range

N/A

mem

Integer

Definition

Memory size in GB.

Range

N/A

Table 7 volume field data structure description

Parameter

Type

Description

type

String

Definition

Disk type.

Range

ULTRAHIGH (SSD storage) or ESSD (extreme SSD storage). The value is case-sensitive.

size

Integer

Definition

Disk size.

Range

N/A

Table 8 backup_strategy field data structure description

Parameter

Type

Description

start_time

String

Definition

Backup time window. Automated backups will be created during the backup time window.

The value is the UTC time. The format is hh:mm-HH:MM, for example, 19:00-20:00.

Range

N/A

keep_days

Integer

Definition

Number of days to retain the generated backup files.

Range

[1, 732]

Table 9 nodes field data structure description

Parameter

Type

Description

id

String

Definition

Node ID.

Range

The value can contain 36 characters. Only letters and digits are allowed.

name

String

Definition

Node name.

Range

The value must start with a letter. Only letters, digits, hyphens (-), and underscores (_) are allowed.

role

String

Definition

Node type, indicating the role of a node in an instance.

Range

  • master: primary node
  • slave: standby node
  • secondary: log node
  • readreplica: read replica.

status

String

Definition

Node status.

Range

BUILD_FAILED: The node fails to be created.

availability_zone

String

Definition

AZ.

Range

N/A

private_ip

String

Definition

Private IP address of the node. For distributed instances, this parameter is valid only for CNs. For centralized instances, this parameter is valid for all nodes. The parameter value is returned after an ECS is created.

Range

N/A

public_ip

String

Definition

EIP that has been bound. For distributed instances, this parameter is valid only for CNs. For centralized instances, this parameter is valid for all nodes. The parameter value is returned after an ECS is created and an EIP is bound to a DB instance.

Range

N/A

component_names

String

Definition

Component information on the node (for example, cn_6001:60011). Separate information of multiple components with commas (,).

Range

N/A

Table 10 charge_info field data structure description

Parameter

Type

Description

charge_mode

String

Definition

Billing mode.

Range

postPaid: pay-per-use

prePaid: yearly/monthly

Table 11 tags field data structure description

Parameter

Type

Description

key

String

Definition

Tag key.

Range

N/A

value

String

Definition

Tag value.

Range

N/A

Example Request

  • Querying all instances
    GET https://gaussdb-opengauss.ap-southeast-1.myhuaweicloud.com/v3.1/97b026aa9cc4417888c14c84a1ad9860/instances
  • Querying instances based on search criteria
    GET https://gaussdb-opengauss.ap-southeast-1.myhuaweicloud.com/v3.1/97b026aa9cc4417888c14c84a1ad9860/instances?id=ed7cc6166ec24360a5ed5c5c9c2ed726in01&name=hy&type=Ha&datastore_type=GaussDB&vpc_id=19e5d45d-70fd-4a91-87e9-b27e71c9891f&subnet_id=bd51fb45-2dcb-4296-8783-8623bfe89bb7&offset=0&limit=10&tags=rds001=001,rds002=002

Example Response

Instance information queried.
{
    "instances": [
        {
            "id": "b331ed66cc3249f78bc20737308c01f4in14",
            "status": "ACTIVE",
            "name": "gauss-9e88",
            "port": 8000,
            "type": "Enterprise",
            "ha": {
                "consistency": "strong",
                "replication_mode": "sync"
            },
	    "region": "eu-de",
            "datastore": {
                "type": "GaussDB",
                "version": "2.7",
                "complete_version": "2.7.2",
                "hotfix_versions": "2.7.2.1,2.7.2.2",
                "target_version": "3.208.0",
                "hotfix_finished_times": [
                "2020-12-23 03:21:41 UTC",          
                "2020-12-23 03:22:41 UTC"        
                ]
            },
            "created": "2021-01-15 01:46:40 UTC",
            "updated": "2021-01-15 02:05:03 UTC",
            "volume": {
                "type": "ULTRAHIGH",
                "size": 120
            },
            "nodes": [
                {
                    "id": "02ebf757aaf94074855f49cc6e0e4712no14",
                    "name": "gauss-9e88_gaussdbv5cn_2",
                    "role": "master",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.16.253",
                    "component_names": "cn_5001:"
                },
                {
                    "id": "0a87b8ecbfeb46aba1409cfc0f0d5c34no14",
                    "name": "gauss-9e88_gaussdbv5cn_0",
                    "role": "master",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.28.81",
                    "component_names": "cn_5002:"
                },
                {
                    "id": "2d9fec1ab3834936b074d63acf48b1f2no14",
                    "name": "gauss-9e88_gaussdbv5dn3_2",
                    "role": "master",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "48bb08a2d635435891ac0caa1c0bf2e3no14",
                    "name": "gauss-9e88_gaussdbv5dn1_0",
                    "role": "master",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "5df830f652204827ada32f8bc28b107eno14",
                    "name": "gauss-9e88_gaussdbv5dn1_1",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6002:60011",
                    "availability_zone": "az2xahz"
                    
                    
                },
                {
                    "id": "8a97a246cee841b38c5b47290d4c9c38no14",
                    "name": "gauss-9e88_gaussdbv5cn_1",
                    "role": "master",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.27.52",
                    "component_names": "cn_5003:"
                },
                {
                    "id": "8c1a3f8eecca4d9e9974a868bb6dd942no14",
                    "name": "gauss-9e88_gaussdbv5dn2_0",
                    "role": "master",
                    "status": "ACTIVE",
                    "component_names": "dn_6004:60042",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "9bd0c80b8a684cc9bd7d99dd5adffb07no14",
                    "name": "gauss-9e88_gaussdbv5dn3_1",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6005:60073",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "9e2a3cd541e249d4af5aa57c5d3a7f39no14",
                    "name": "gauss-9e88_gaussdbv5dn1_2",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6006:60011",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "b046d28989ec4ae5a1a9ab20fe65f248no14",
                    "name": "gauss-9e88_gaussdbv5dn2_2",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6007:60042",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "b614cc12fd3742dbb230245f88a7bf00no14",
                    "name": "gauss-9e88_gaussdbv5dn3_0",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6008:60073",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "caba8e88c3c84ae58202f1f589490611no14",
                    "name": "gauss-9e88_gaussdbv5dn2_1",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6009:60042",
                    "availability_zone": "az2xahz"
                }
            ],
            "private_ips": [
                "192.168.16.253 / 192.168.28.81 / 192.168.27.52"
            ],
            
            "replica_num": 3,
            "db_user_name": "root",
            "vpc_id": "5f84a5c4-2f93-41de-8359-d7acedb585cc",
            "subnet_id": "300036af-a92f-4e9e-8e9f-7d20e7878b05",
            "security_group_id": "2dcfd40a-8f32-46b8-8a47-6cfab5eba163",
            "flavor_ref": "gaussdb.opengauss.ee.dn.m6.large.8.in",
            "flavor_info": {
                "vcpu": 2,
                "mem": 16
            },
            "switch_strategy": "Reliability",
            "charge_info": {
                "charge_mode": "postPaid"
            },
            "backup_strategy": {
                "start_time": "19:00-20:00",
                "keep_days": 7
            },
            "maintenance_window": "18:00-22:00",
            "disk_encryption_id": "24ae42b5-4009-4ea2-b66a-0b211e424dab",
            "enterprise_project_id": "6e76681b-a2f5-4c5f-97c5-ba4fd3c0dfb2",
            "time_zone": "UTC+08:00",
            "instance_mode":"enterprise",
            "disk_usage": "0.9890",
            "backup_used_space": "37846"
        },
        {
            "id": "226b4afcfcc84c86bf1b9cb345d3b00fin14",
            "status": "ACTIVE",
            "name": "UTS-gauss-ad53-2C3D",
            "port": 8000,
            "type": "Enterprise",
            "ha": {
                "consistency": "strong",
                "replication_mode": "sync"
            },
            "region": "cn-xianhz-1",
            "datastore": {
                "type": "GaussDB",
                "version": "2.7",
                "complete_version": "2.7.2",
                "hotfix_versions": "2.7.2.1,2.7.2.2",
                "target_version": "3.208.0",
                "hotfix_finished_times": [
                "2020-12-23 03:21:41 UTC",          
                "2020-12-23 03:22:41 UTC"        
                ]
            },
            "created": "2021-01-08 09:18:27 UTC",
            "updated": "2021-01-14 13:25:03 UTC",
            "volume": {
                "type": "ULTRAHIGH",
                "size": 120
            },
            "nodes": [
                {
                    "id": "07538a1def584cee99e2a5685eeab36ano14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn3_1",
                    "role": "slave",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "21f41baba1e2454f82331b7cb5aeabe5no14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn1_2",
                    "role": "master",
                    "status": "ACTIVE",
                    "component_names": "dn_6008:60042",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "2909771a3b3e4e3998f9388e77d22391no14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn1_0",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6007:60011",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "2bd9a90a5da242a6b0743a7f597f6106no14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn2_2",
                    "role": "master",
                    "status": "ACTIVE",
                    "component_names": "dn_6006:60042",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "77092f1dadb74d3ea13d28269cdd3590no14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn3_2",
                    "role": "master",
                    "status": "ACTIVE",
                    "component_names": "dn_6005:60072",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "a46bfaa6d5a24355a60fce7432b964cano14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn3_0",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6004:60072",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "aa5277736f3844e2a7adeb9de529e2b1no14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn2_1",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6003:60042",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "b1d798e4ea7344dfa95032984bc6cfd7no14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5cn_1",
                    "role": "master",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.29.231",
                    "component_names": "cn_5002:"
                },
                {
                    "id": "b9a46540186f4c0781eabaa2a79594cbno14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn1_1",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6002:60011",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "d283813030364060ab64371d50294977no14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5dn2_0",
                    "role": "slave",
                    "status": "ACTIVE",
                    "component_names": "dn_6001:60042",
                    "availability_zone": "az2xahz"
                },
                {
                    "id": "eb7bce29b2284cd290405eaddc1b1a1eno14",
                    "name": "UTS-gauss-ad53-2C3D_gaussdbv5cn_0",
                    "role": "master",
                    "status": "FAILED",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.30.44",
                    "component_names": "cn_5001:",
                    "public_ip": "10.154.217.248"
                }
            ],
            "private_ips": [
                "192.168.29.231 / 192.168.30.44"
            ],
            "public_ips": [
                "10.154.217.248"
            ],
            "replica_num": 3,
            "db_user_name": "root",
            "vpc_id": "5f84a5c4-2f93-41de-8359-d7acedb585cc",
            "subnet_id": "300036af-a92f-4e9e-8e9f-7d20e7878b05",
            "security_group_id": "2dcfd40a-8f32-46b8-8a47-6cfab5eba163",
            "flavor_ref": "gaussdb.opengauss.ee.dn.m6.large.8.in",
            "flavor_info": {
                "vcpu": 2,
                "mem": 16
            },
            "switch_strategy": "Reliability",
            "charge_info": {
                "charge_mode": "postPaid"
            },
            "backup_strategy": {
                "start_time": "18:00-19:00",
                "keep_days": 7
            },
            "maintenance_window": "18:00-22:00",
            "enterprise_project_id": "0",
            "time_zone": "UTC+08:00",
            "instance_mode":"enterprise",
            "disk_usage": "1.0000",
            "backup_used_space": "55824"
        },
	{
            "id": "7139e0eee4ac4922927f22e22114a548in14",
            "status": "ACTIVE",
            "name": "gauss-readonly",
            "port": 8000,
            "type": "centralization_standard",
            "ha": {
                "consistency": "strong",
                "replication_mode": "sync"
            },
            "region": "cn-xianhz-1",
            "datastore": {
                "type": "GaussDB",
                "version": "3.220",
                "complete_version": "3.220.0",
                "complete_kernel_version": "503.1.0.SPC1500",
                "target_version": "3.208.0",
                "hotfix_finished_times": [
                "2020-12-23 03:21:41 UTC",          
                "2020-12-23 03:22:41 UTC"        
                ]
            },
            "created": "2024-06-04 03:41:19 UTC",
            "updated": "2024-06-18 02:01:17 UTC",
            "volume": {
                "type": "ULTRAHIGH",
                "size": 40
            },
            "nodes": [
                {
                    "id": "7fd28bb9a142491a8b0f57ef3c662a2ano14",
                    "name": "gauss-readonly_readonly_4",
                    "role": "readreplica",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.167.105",
                    "component_names": "dn_6005:60011",
                    "flavor_ref": "gaussdb.opengauss.ee.c3.xlarge.x864.ha",
                    "flavor_info": {
                        "vcpu": "4",
                        "mem": "16"
                    }
                },
                {
                    "id": "c532d75f8ee44b4e8ef8bf291bf8ed98no14",
                    "name": "gauss-readonly_readonly_3",
                    "role": "readreplica",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.184.6",
                    "component_names": "dn_6004:60011",
                    "flavor_ref": "gaussdb.opengauss.ee.c3.xlarge.x864.ha",
                    "flavor_info": {
                        "vcpu": "4",
                        "mem": "16"
                    }
                },
                {
                    "id": "1624226d9281469fa2fc865299b62999no14",
                    "name": "gauss-readonly_root_1",
                    "role": "slave",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.243.237",
                    "component_names": "cm_2:,dn_6002:60011,etcd_7002:"
                },
                {
                    "id": "236b7fb1e28e4caba6cf90e4739ed4d8no14",
                    "name": "gauss-readonly_root_0",
                    "role": "master",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.232.222",
                    "component_names": "cm_1:,dn_6001:60011,etcd_7001:"
                },
                {
                    "id": "bfe9bff81020427a983588f5e00c7832no14",
                    "name": "gauss-readonly_root_2",
                    "role": "slave",
                    "status": "ACTIVE",
                    "availability_zone": "az2xahz",
                    "private_ip": "192.168.135.66",
                    "component_names": "cm_3:,dn_6003:60011,etcd_7003:"
                }
            ],
            "private_ips": [
                "192.168.167.105 / 192.168.184.6 / 192.168.243.237 / 192.168.232.222 / 192.168.135.66"
            ],
            "replica_num": 3,
            "db_user_name": "root",
            "vpc_id": "caacd96c-6643-4106-9fea-8cab88f556c08",
            "subnet_id": "be02c6ca-b3b9-423e-a472-fd043e19d7b7",
            "security_group_id": "6b95cf16-0555-4997-96c3-udb19ac24384",
            "flavor_ref": "gaussdb.opengauss.ee.c3.xlarge.x864.ha",
            "flavor_info": {
                "vcpu": 4,
                "mem": 16
            },
            "charge_info": {
                "charge_mode": "postPaid"
            },
            "backup_strategy": {
                "start_time": "18:00-19:00",
                "keep_days": 7
            },
            "maintenance_window": "18:00-22:00",
            "enterprise_project_id": "0",
            "time_zone": "UTC+08:00",
            "instance_mode": "basic",
            "backup_used_space": "1595991",
            "disk_usage": "0.6922"
        }
    ],
    "total_count": 3
}

Status Code

Error Codes

For details, see Error Codes.