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Data Lake Compute

Release Notes
Product Introduction
Overview
Strengths
Use Cases
Purchase Guide
Billing Overview
Refund
Payment Overdue
Configuration Adjustment Fees
Getting Started
Complete Process for New User Activation
DLC Data Import Guide
Quick Start with Data Analytics in Data Lake Compute
Quick Start with Permission Management in Data Lake Compute
Quick Start with Partition Table
Enabling Data Optimization
Cross-Source Analysis of EMR Hive Data
Standard Engine Configuration Guide
Configuring Data Access Policy
Operation Guide
Console Operation Introduction
Development Guide
Runtime Environment
SparkJar Job Development Guide
PySpark Job Development Guide
Query Performance Optimization Guide
UDF Function Development Guide
System Restraints
Client Access
JDBC Access
TDLC Command Line Interface Tool Access
Third-party Software Linkage
Python Access
Practical Tutorial
Accessing DLC Data with Power BI
Table Creation Practice
Using Apache Airflow to Schedule DLC Engine to Submit Tasks
Direct Query of DLC Internal Storage with StarRocks
Spark cost optimization practice
DATA + AI
Using DLC to Analyze CLS Logs
Using Role SSO to Access DLC
Resource-Level Authentication Guide
Implementing Tencent Cloud TCHouse-D Read and Write Operations in DLC
DLC Native Table
SQL Statement
SuperSQL Statement
Overview of Standard Spark Statement
Overview of Standard Presto Statement
Reserved Words
API Documentation
History
Introduction
API Category
Making API Requests
Data Table APIs
Task APIs
Metadata APIs
Service Configuration APIs
Permission Management APIs
Database APIs
Data Source Connection APIs
Data Optimization APIs
Data Engine APIs
Resource Group for the Standard Engine APIs
Data Types
Error Codes
General Reference
Error Codes
Quotas and limits
Operation Guide on Connecting Third-Party Software to DLC
FAQs
FAQs on Permissions
FAQs on Engines
FAQs on Features
FAQs on Spark Jobs
DLC Policy
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Data Privacy And Security Agreement
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API Category

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Last updated: 2025-11-13 20:53:13

Data Table APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateInternalTable Creates a managed internal table 20
DescribeLakeFsDirSummary Queries the summary of a specified directory in a managed storage 20
DescribeLakeFsInfo Queries managed storage information 20
QueryResult Queries the result of obtaining tasks 200
GenerateCreateMangedTableSql Generates SQL statements for creating a managed table 20
CreateDataMaskStrategy Creates a DMask policy 20
DeleteDataMaskStrategy Delete a DMask policy 20
DescribeDataMaskStrategies Query DMask policy list 20
UpdateDataMaskStrategy Update the DMask policy 20

Task APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateSparkSessionBatchSQL Creates and executes a Spark SQL batch task 30
CancelSparkSessionBatchSQL Cancels a Spark SQL batch task 20
CancelTask Cancels a task 20
CreateResultDownload Creates a query result download task 20
CreateSparkAppTask Starts a Spark job 20
CreateTask Creates and executes a Spark SQL task 50
CreateTasks Creates and executes SQL tasks in batches 20
DeleteSparkApp Deletes a Spark job 20
DescribeEngineUsageInfo Queries the resource usage of a data engine 20
DescribeResultDownload Gets a query result download task 20
DescribeSparkAppTasks Queries the list of running task instances of a Spark application 40
DescribeTaskResult Queries task results (used for SparkSQL, PrestoSQL, and Spark job tasks) 40
DescribeTasks Queries the list of tasks 1000
QueryTaskCostDetail Queries task consumption details 20
CreateSparkApp Creates a Spark job 20
DescribeSparkAppJob Queries the information of a Spark job 20
DescribeSparkSessionBatchSqlLog Queries Spark SQL batch task logs 50
ModifySparkApp Updates a Spark job 20
DescribeSparkAppJobs Queries the list of Spark jobs 20
ModifySparkAppBatch Modifies Spark job parameters in batches 20
DescribeJob Obtains jobs 20
DescribeJobs Obtains the list of job information 20
DescribeQuery Obtains query results 20
DescribeTaskStatistics Obtains the task statistics data 20

Metadata APIs

API Name Feature Frequency Limit (maximum requests per second)
AlterDMSDatabase Updates databases in the DMS metadata module 20
CreateDMSDatabase Creates databases in the DMS metadata module 20
DescribeDMSDatabase Obtains databases in the DMS metadata module 20
DescribeTablesName Queries the data table name list 20
DropDMSDatabase Deletes databases in the DMS metadata module 20
DescribeForbiddenTablePro Gets the list of disabled table attributes (new) 20
DescribeDLCCatalogAccess Queries the permission to visit DLCCatalog 20
GrantDLCCatalogAccess Grants permissions for visiting DLC Catalog 20
RevokeDLCCatalogAccess Revokes permissions for visiting DLC Catalog 20
DropDMSTable Deletes tables in the DMS metadata module. 20
CopyDLCTable Copies a table 20
CreateDLCTable Creates a table 20
DescribeDLCTable Obtains the table 20
DescribeDLCTableList Obtains the list of tables 20
DescribeDMSDatabaseList Obtains the list of databases 20
DropDLCTable Deletes the table 20

Service Configuration APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateCHDFSBindingProduct Creates metadata acceleration buckets and the binding relationship between products 20
DeleteCHDFSBindingProduct Deletes the binding relationship between metadata acceleration buckets and products 20
DescribeOtherCHDFSBindingList Queries the list of metadata acceleration buckets bound to other products 20
CreateStoreLocation Modifies the storage location of results 20
DescribeStoreLocation Queries the storage location of results 20
ModifyDataEngineDescription Modifies the engine's description 20
RollbackDataEngineImage Rolls back the versions of the engine image 20
SwitchDataEngine Switches between the primary and standby clusters 20
SwitchDataEngineImage Switches the versions of the engine image 20
UpgradeDataEngineImage Upgrades the engine image 20
DeleteThirdPartyAccessUser Removes users visiting through the third-party platform 20
DescribeDataEngineImageVersions Obtains the major version image list of exclusive clusters 20
DescribeSubUserAccessPolicy Queries the sub-user's visiting policy 20
DescribeThirdPartyAccessUser Queries the information of users visiting through the third-party platform 20
RegisterThirdPartyAccessUser Registers to be a user able to visit the third-party platform 20
RestartDataEngine Restarts engines 20
UpdateUserDataEngineConfig Modifies the custom configuration of the user's engine 20
UpdateDataEngineConfig Modifies engine configuration 20

Permission Management APIs

API Name Feature Frequency Limit (maximum requests per second)
AddUsersToWorkGroup Adds users to working groups 20
AttachUserPolicy Binds the authentication policy to the user 20
AttachDataMaskPolicy Bind a DMask policy 20
AttachWorkGroupPolicy Binds the authentication policy to the working group 20
BindWorkGroupsToUser Binds working groups to users 20
CreateUser Creates users 20
CreateWorkGroup Creates working groups 20
DeleteUser Deletes users 20
DeleteUsersFromWorkGroup Deletes users from working groups 20
DeleteWorkGroup Deletes working groups 20
DescribeUserInfo Gets detailed user information 20
DescribeUserRoles Enumerates user roles 20
DescribeUserType Gets the types of users 20
DescribeUsers Obtains the user list information 20
DescribeWorkGroupInfo Gets detailed information about working groups 20
DescribeWorkGroups Gets a list of working groups 20
DetachUserPolicy Unbinds the authentication policy from the user 20
DetachWorkGroupPolicy Unbinds the authentication policy from the working group 20
ModifyUser Modifies user information 20
ModifyUserType Modifies the types of users 20
ModifyWorkGroup Modifies working group information 20
UnbindWorkGroupsFromUser Unbinds a user group from a user 20
UpdateRowFilter Updates row filters 20
CheckGrantedPermission Checks the permission status 20

Data Source Connection APIs

API Name Feature Frequency Limit (maximum requests per second)
CheckDataEngineImageCanBeRollback Checks whether the cluster can be rolled back 20
CheckDataEngineImageCanBeUpgrade Checks whether the cluster image can be upgraded 20
DescribeDataEnginePythonSparkImages Obtains the PYSPARK image list 20

Database APIs

API Name Feature Frequency Limit (maximum requests per second)
ModifyAdvancedStoreLocation Modifies advanced settings 20
ModifyGovernEventRule Changes data governance event thresholds 20
DescribeAdvancedStoreLocation Queries advanced settings 20

Data Engine APIs

API Name Feature Frequency Limit (maximum requests per second)
CreateDataEngine Creates a data engine 20
DescribeDataEnginesScaleDetail Views engine specification details 20
DeleteDataEngine Deletes the data engine 20
RenewDataEngine Renews monthly subscriptions to the data engine 20
SuspendResumeDataEngine Suspends or starts a data engine 20
UpdateDataEngine Upgrades data engine configuration 20
DescribeUpdatableDataEngines Queries the list of engines able to upgrade their configuration 20
DescribeDataEngine Obtains detailed data engine information 20
DescribeUserDataEngineConfig Queries user-defined engine parameters 20
CheckDataEngineConfigPairsValidity Checks the validity of the engine's user-defined parameters 20

Data Optimization APIs

API Name Feature Frequency Limit (maximum requests per second)
GetOptimizerPolicy Obtains the policy 20

Resource Group for the Standard Engine APIs

API Name Feature Frequency Limit (maximum requests per second)
DescribeSessionImageVersion Retrieve built-in mirror information 20

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