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文档云数据库 PostgreSQLAPI 文档API Category

API Category

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最后更新时间： 2025-10-24 14:48:44

Instance APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateInstances Creates an instance 100
DescribeDBInstances Queries instance list 1000
DescribeDBInstanceAttribute Queries instance details 1000
DescribeEncryptionKeys Queries the instance key list 1000
DescribeDBInstanceHAConfig Queries the HA configuration of an instance 20
SwitchDBInstancePrimary Enables the primary-standby switch of an instance 20
ModifyDBInstanceName Renames instance 100
ModifyDBInstanceSpec Modifies instance specifications 100
ModifyDBInstanceDeployment Modifies the instance deployment mode 100
UpgradeDBInstanceKernelVersion Upgrades the kernel version of an instance 100
ModifyDBInstanceHAConfig Modifies the HA configuration of an instance 20
ModifyDBInstanceChargeType Modifies the instance billing mode 20
ModifyDBInstancesProject Modifies the project of an instance 100
ModifySwitchTimePeriod Modifies the switch time after configuration upgrade 100
RenewInstance Renews instance 100
SetAutoRenewFlag Sets auto-renewal 100
RestartDBInstance Restarts instance 50
IsolateDBInstances Isolates instances 100
DisIsolateDBInstances Removes instances from isolation 100
DestroyDBInstance Terminates an instance 50
CreateDBInstances (Disused) Creates an instance 100
InitDBInstances (Disused) Initializes an instance 100
UpgradeDBInstance Upgrades instance configuration (deprecated) 100
UpgradeDBInstanceMajorVersion Upgrades the kernel major version of an instance 20

Read-only Replica APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateReadOnlyGroup Creates an RO group 100
DescribeReadOnlyGroups Queries the list of RO groups 1000
ModifyReadOnlyGroupConfig Modifies RO group configuration 100
DeleteReadOnlyGroup Deletes an RO group 100
AddDBInstanceToReadOnlyGroup Adds a read-only replica to an RO group 100
CreateReadOnlyDBInstance Creates read-only replicas 100
RemoveDBInstanceFromReadOnlyGroup Removes a read-only replica from an RO group 100
ModifyDBInstanceReadOnlyGroup Modifies the RO group of an instance 100
RebalanceReadOnlyGroup Rebalances the loads of read-only replicas in an RO group 100

Backup and Recovery APIs

API Name Feature Frequency Limit (maximum requests per second)
DescribeAvailableRecoveryTime Queries the available restoration time of an instance 1000
DescribeCloneDBInstanceSpec Queries the purchasable specification of a clone instance 1000
CloneDBInstance Clones an instance 100
RestoreDBInstanceObjects Recovers database objects 20
DescribeBackupOverview Queries the backup overview 1000
DescribeBackupSummaries Queries the backup statistics 1000
DescribeBackupPlans Queries backup plans 1000
ModifyBackupPlan Modifies a backup plan 100
CreateBaseBackup Creates a data backup for an instance 100
DescribeBaseBackups Queries the list of data backups 1000
ModifyBaseBackupExpireTime Modifies the expiration time of a data backup 100
DeleteBaseBackup Deletes a data backup for an instance 100
DescribeLogBackups Queries the list of log backups 1000
DeleteLogBackup Deletes a log backup of an instance 100
DescribeBackupDownloadURL Queries the download address of a backup set 1000
DescribeBackupDownloadRestriction Queries the backup download restrictions 20
ModifyBackupDownloadRestriction Modifies the backup download restrictions 20
DescribeDBXlogs (Disused) Gets the instance Xlog list 1000
DescribeDBBackups (Disused) Queries u200cthe backup list of an instance 1000

Parameter Management APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateParameterTemplate Creates a parameter template 100
DescribeParameterTemplates Queries the list of parameter templates 1000
DescribeParameterTemplateAttributes Queries the details of a parameter template 1000
ModifyParameterTemplate Modifies a parameter template 100
DeleteParameterTemplate Deletes a parameter template 100
DescribeDefaultParameters Queries the list of default parameters 1000
DescribeDBInstanceParameters Queries the parameters of an instance 1000
DescribeParamsEvent Queries the parameter modification event 1000
ModifyDBInstanceParameters Modifies instance parameters 100

Network APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateDBInstanceNetworkAccess Creates a network for an instance 100
DeleteDBInstanceNetworkAccess Deletes a network of an instance 100
OpenDBExtranetAccess Enables the public network access of an instance 100
CloseDBExtranetAccess Disables the public network address of an instance 100
CreateReadOnlyGroupNetworkAccess Creates a network for an RO group 100
DeleteReadOnlyGroupNetworkAccess Deletes a network of an RO group 100

Security Group APIs

API Name Feature Frequency Limit (maximum requests per second)
DescribeDBInstanceSecurityGroups Queries the security group of an instance 1000
ModifyDBInstanceSecurityGroups Modifies the security group of an instance 100

Performance Optimization APIs

API Name Feature Frequency Limit (maximum requests per second)
DescribeDBErrlogs Queries an error log 100
DescribeSlowQueryAnalysis Gets the statistical analysis list of slow queries 100
DescribeSlowQueryList Gets the slow query list 100
DescribeDBSlowlogs Gets slow query logs (deprecated) 100

Account APIs

API Name Feature Frequency Limit (maximum requests per second)
DescribeDatabases Queries the database list of an instance 1000
DescribeAccounts Queries the list of the database accounts for an instance 1000
ModifyAccountRemark Modifies account remarks 100
ResetAccountPassword Resets account password 100

Specification APIs

API Name Feature Frequency Limit (maximum requests per second)
DescribeRegions Queries purchasable regions 1000
DescribeClasses Queries purchasable specifications 1000
DescribeDBVersions Queries the list of supported database versions 1000
InquiryPriceRenewDBInstance Queries the renewal price of instance 20
InquiryPriceUpgradeDBInstance Queries the upgrade price of instance 20
DescribeOrders Queries the order information 1000
DescribeZones Queries purchasable AZs 1000
InquiryPriceCreateDBInstances Queries the purchase price of an instance 20
DescribeProductConfig (Disused) Queries purchasable specification configuration 1000

PostgreSQL for Serverless APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateServerlessDBInstance Creates a PostgreSQL for Serverless instance 100
DescribeServerlessDBInstances Queries the list of PostgreSQL for Serverless instances 1000
DeleteServerlessDBInstance Deletes a PostgreSQL for Serverless instance 100
OpenServerlessDBExtranetAccess Enables the public network address of a PostgreSQL for Serverless instance 100
CloseServerlessDBExtranetAccess Disables the public network address of a PostgreSQL for Serverless instance 100
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