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TencentDB for MySQL

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Using TencentDB for MySQL to Upgrade MySQL 5.7 to MySQL 8.0
Methods and Instructions for Upgrading from MySQL 5.6 to MySQL 5.7
Cybersecurity Classified Protection Practice for Database Audit of TencentDB for MySQL
Building All-Scenario High-Availability Architecture
Usage Specifications of TencentDB for MySQL
Configuring Automatic Application Reconnection
Impact of Modifying MySQL Source Instance Parameters
Limits on Automatic Conversion from MyISAM to InnoDB
Creating VPCs for TencentDB for MySQL
Enhancing Business Load Capacity with TencentDB for MySQL
Setting up 2-Region-3-DC Disaster Recovery Architecture
Improving TencentDB for MySQL Performance with Read/Write Separation
Migrating Data from InnoDB to RocksDB with DTS
Building LAMP Stack for Web Application
Building Drupal Website
Calling MySQL APIs in Python
The primary and secondary instances have inconsistent query data
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Last updated: 2026-03-19 18:22:06

Instance APIs

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
DescribeDBInstanceConfig Queries the configuration information of a TencentDB instance 100
DescribeDBFeatures Queries the version attributes of an instance 20
DescribeDBInstanceCharset Queries the character set 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
DescribeDBSwitchRecords Queries the instance switch records 50
DescribeCdbZoneConfig Queries the AZ and the purchasable specifications of the database. 20
DescribeRoMinScale Queries the minimum specification of a read-only instance that can be purchased or upgraded to 20
DescribeDBPrice Queries the prices of TencentDB instances 20
DescribeTagsOfInstanceIds Queries instance tags 20
DescribeTimeWindow Queries a maintenance time window 20
DescribeRoGroups Queries the information of all RO groups of TencentDB instance 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
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
RenewDBInstance Renews a TencentDB instance 20
UpgradeDBInstanceEngineVersion Upgrades the version of an 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
CreateDBInstance Creates a yearly/monthly subscribed TencentDB instance 20

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
CloseCDBProxy Disables database proxy 20
CloseCdbProxyAddress Disables database proxy address 20
CreateCdbProxy Creates a database proxy 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
AdjustCdbProxyAddress Adjusts database proxy address 20
ModifyCdbProxyParam Configures the database proxy parameters 20
ReloadBalanceProxyNode Rebalances the load on database proxy 20
SwitchCDBProxy Switches database proxy 20
CreateCdbProxyAddress Creates a database proxy address 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
CloseAuditService Disables the audit service for an instance 20
DescribeAuditConfig Queries audit service configurations 20
CreateAuditRuleTemplate Creates an audit rule template 20
DeleteAuditRuleTemplates Deletes audit rule templates 20
AnalyzeAuditLogs Analyzes audit log 20
DescribeAuditRuleTemplates Queries audit rule templates 20
ModifyAuditRuleTemplates Modifies audit rule templates 20
CreateAuditLogFile Creates an audit log file 20
DescribeAuditLogFiles Queries audit log files 20
DeleteAuditLogFile Deletes an audit log file 20
DeleteAuditPolicy Deletes an audit policy 20
ModifyAuditConfig Modifies audit service configurations 20
ModifyAuditService Modifies the audit service for an instance 20
DescribeAuditRuleTemplateModifyHistory Queries the change history of rule templates 20
DescribeAuditInstanceList Obtains the list of audit instances 100

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
CreateRotationPassword Enabling Password Rotation 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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