API Category

API Name	Feature	Frequency Limit (maximum requests per second)
StopCpuExpand	Disables elastic CPU expansion	20
StartCpuExpand	Enables elastic CPU expansion	20
DescribeCpuExpandStrategy	Queries the elastic expansion policy of an instance	20
AddTimeWindow	Adds a maintenance time window	100
BalanceRoGroupLoad	Rebalances the loads of instances in RO group	100
CloseWanService	Disables public network access for an instance	100
CreateRoInstanceIp	Creates a VIP exclusive to a TencentDB read-only instance	20
DeleteTimeWindow	Deletes a maintenance time window	100
DescribeCdbZoneConfig	Queries the AZ and the purchasable specifications of the database.	20
DescribeDBFeatures	Queries the version attributes of an instance	20
DescribeDBInstanceCharset	Queries the character set of a TencentDB instance	100
DescribeDBInstanceConfig	Queries the configuration information of a TencentDB instance	100
DescribeDBInstanceGTID	Queries whether GTID is activated for a TencentDB instance	100
DescribeDBInstanceInfo	Queries the basic information of instance	20
DescribeDBInstanceRebootTime	Queries the estimated restart time of a TencentDB instance	100
DescribeDBPrice	Queries the prices of TencentDB instances	20
DescribeDBSwitchRecords	Queries the instance switch records	50
DescribeRoGroups	Queries the information of all RO groups of TencentDB instance	20
DescribeRoMinScale	Queries the minimum specification of a read-only instance that can be purchased or upgraded to	20
DescribeTagsOfInstanceIds	Queries instance tags	20
DescribeTimeWindow	Queries a maintenance time window	20
IsolateDBInstance	Isolates a TencentDB instance	20
ModifyAutoRenewFlag	Modifies the auto-renewal flag of a TencentDB instance	20
ModifyDBInstanceName	Renames a TencentDB instance	100
ModifyDBInstanceProject	Modifies the project to which a TencentDB instance belongs	20
ModifyDBInstanceVipVport	Modifies the IP and port number of a TencentDB instance	20
ModifyInstanceTag	Modifies an instance tag	20
ModifyNameOrDescByDpId	Modifies the name or description of a placement group	20
ModifyRoGroupInfo	Updates RO instance group	20
ModifyTimeWindow	Updates a maintenance time window	20
OfflineIsolatedInstances	Deactivates isolated TencentDB instances	20
OpenDBInstanceEncryption	Enables data storage encryption	20
OpenDBInstanceGTID	Enables GTID for an instance	20
OpenWanService	Enables public network access for an instance	20
ReleaseIsolatedDBInstances	Deisolates TencentDB instance	20
RenewDBInstance	Renews a TencentDB instance	20
RestartDBInstances	Restarts instances	20
StartReplication	Starts replication	20
StopReplication	Stops replication	20
SwitchDBInstanceMasterSlave	Performs source-to-replica switch	20
SwitchDrInstanceToMaster	Promotes a disaster recovery instance to source instance	20
SwitchForUpgrade	Switches to a new instance	20
UpgradeDBInstanceEngineVersion	Upgrades the version of an instance	20
CreateDBInstance	Creates a monthly subscribed TencentDB instance	20
CreateDBInstanceHour	Creates pay-as-you-go TencentDB instance	20
DescribeDBInstances	Queries the list of instances	100
UpgradeDBInstance	Modifies the configurations of TencentDB instance	30

Data Import APIs

API Name	Feature	Frequency Limit (maximum requests per second)
CreateDBImportJob	Creates a data import task	100
DescribeDBImportRecords	Queries import task records	100
DescribeUploadedFiles	Queries the list of imported SQL files (deprecated)	1
StopDBImportJob	Stops a data import task	20

Database Proxy APIs

API Name	Feature	Frequency Limit (maximum requests per second)
AdjustCdbProxy	Adjusts the configuration of database proxy	20
AdjustCdbProxyAddress	Adjusts database proxy address	20
CloseCDBProxy	Disables database proxy	20
CloseCdbProxyAddress	Disables database proxy address	20
CreateCdbProxy	Creates a database proxy	20
CreateCdbProxyAddress	Creates a database proxy address	20
DescribeCdbProxyInfo	Queries the details of a database proxy	20
DescribeProxyCustomConf	Queries the proxy configuration	20
DescribeProxySupportParam	Queries the supported proxy versions and parameters for an instance	20
ModifyCdbProxyAddressDesc	Modifies the description of a proxy address	20
ModifyCdbProxyAddressVipAndVPort	Modifies the VPC of the database proxy address	20
ModifyCdbProxyParam	Configures the database proxy parameters	20
ReloadBalanceProxyNode	Rebalances the load on database proxy	20
SwitchCDBProxy	Switches database proxy	20
UpgradeCDBProxyVersion	Upgrades the version of database proxy	20

Database Audit APIs

API Name	Feature	Frequency Limit (maximum requests per second)
OpenAuditService	Enables the audit service	50
DescribeAuditLogs	Queries a database audit log	20
DescribeAuditRules	Queries the audit rules	20
CreateAuditPolicy	Creates an audit policy	20
DescribeAuditPolicies	Queries the audit policies	20
AnalyzeAuditLogs	Analyzes audit log	20

Security Group APIs

API Name	Feature	Frequency Limit (maximum requests per second)
AssociateSecurityGroups	Binds security groups in batches	100
DescribeDBSecurityGroups	Queries the security group information	100
DescribeProjectSecurityGroups	Queries the security group information of a project	100
DisassociateSecurityGroups	Unbinds security groups in batches	100
ModifyDBInstanceSecurityGroups	Modifies the security groups bound to a TencentDB instance	20

Task APIs

API Name	Feature	Frequency Limit (maximum requests per second)
DescribeAsyncRequestInfo	Queries the execution result of an async task	40
DescribeTasks	Queries the list of tasks for a TencentDB instance	100

Account APIs

API Name	Feature	Frequency Limit (maximum requests per second)
CreateAccounts	Creates a TencentDB account	10
DeleteAccounts	Deletes TencentDB accounts	10
DescribeAccountPrivileges	Queries the information of TencentDB account permissions	10
DescribeAccounts	Queries the information of all TencentDB accounts	50
DescribeSupportedPrivileges	Queries the information of TencentDB instance permissions	100
ModifyAccountDescription	Modifies the remarks of a TencentDB instance account	10
ModifyAccountMaxUserConnections	Modifies the maximum connections of one or more TencentDB instance accounts	20
ModifyAccountPassword	Modifies the password of a TencentDB instance account	10
ModifyAccountPrivileges	Modifies the permissions of a TencentDB instance account	10
ResetRootAccount	Resets the root account	20

Backup APIs

API Name	Feature	Frequency Limit (maximum requests per second)
CreateBackup	Creates a TencentDB instance backup	5
DeleteBackup	Deletes a TencentDB instance backup	100
DescribeBackupDownloadRestriction	Queries backup download restrictions	20
DescribeBackupOverview	Queries backup overview	20
DescribeBackupSummaries	Queries real-time backup statistics	20
DescribeBinlogBackupOverview	Queries log backup overview	20
DescribeDataBackupOverview	Queries data backup overview	20
DescribeLocalBinlogConfig	Queries the retention policy of local binlog	20
DescribeRemoteBackupConfig	Queries the configuration information of a remote TencentDB instance backup	20
DescribeSlowLogs	Queries slow logs	20
ModifyBackupDownloadRestriction	Modifies backup download restrictions	20
ModifyLocalBinlogConfig	Modifies the retention policy of local binlog	20
ModifyRemoteBackupConfig	Modifies the configuration information of a remote TencentDB instance backup	20
DescribeBackups	Queries data backup file list	10
DescribeBackupConfig	Queries the configuration information of a TencentDB instance backup	100
DescribeBackupDecryptionKey	Queries the decryption key of a backup file	20
DescribeBackupEncryptionStatus	Queries the default encryption status of an instance backup	20
DescribeBinlogs	Queries binlog backup file list	100
ModifyBackupConfig	Modifies the database backup configuration	20
ModifyBackupEncryptionStatus	Sets the default encryption status of an instance backup	20

Rollback APIs

API Name	Feature	Frequency Limit (maximum requests per second)
DescribeRollbackRangeTime	Queries the time range available for rollback	20
DescribeRollbackTaskDetail	Queries rollback task details	20
StartBatchRollback	Rolls back database tables	20
StopRollback	Cancels a rollback task	20
DescribeCloneList	Queries the clone task list	20
CreateCloneInstance	Clones an instance	20

Parameter APIs

API Name	Feature	Frequency Limit (maximum requests per second)
CreateParamTemplate	Creates a parameter template	100
DeleteParamTemplate	Deletes a parameter template	20
DescribeInstanceParamRecords	Queries the parameter modification records	20
DescribeInstanceParams	Queries the list of configurable parameters for an instance	20
DescribeParamTemplateInfo	Queries the parameter template details	20
DescribeParamTemplates	Queries the list of parameter templates	20
ModifyInstanceParam	Modifies instance parameters	20
ModifyInstancePasswordComplexity	Modifies the password complexity of a TencentDB instance	20
ModifyParamTemplate	Modifies a parameter template	20
DescribeDefaultParams	Queries the list of default configurable parameters	20

Database APIs

API Name	Feature	Frequency Limit (maximum requests per second)
CreateDatabase	Creates a database	20
DescribeDatabases	Queries databases	100
DescribeTables	Queries database tables	40

Monitoring APIs

API Name	Feature	Frequency Limit (maximum requests per second)
DescribeDeviceMonitorInfo	Queries the monitoring information of a physical machine	20

API Name	Feature	Frequency Limit (maximum requests per second)
DescribeErrorLogData	Queries instance error log details	20
DescribeSlowLogData	Queries instance slow logs	50
DescribeDBInstanceLogToCLS	Query configurations of sending instance logs to CLS	20
ModifyDBInstanceLogToCLS	Enable or disable the feature of sending CDB logs to CLS	20

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