Aliyun OSS Access Parameters

This document introduces the parameters required to access Aliyun OSS, applicable to the following scenarios:

• Catalog properties
• Table Valued Function properties
• Broker Load properties
• Export properties
• Outfile properties

Doris uses the S3 Client to access Aliyun OSS through the S3 compatible protocol.

Parameter Overview

Property Name	Former Name	Description	Default	Required
s3.endpoint	oss.endpoint	OSS endpoint, specifies the access endpoint for Aliyun OSS. Note that the endpoints for OSS and OSS HDFS are different.		Yes
s3.region	oss.region	OSS region, specifies the region for Aliyun OSS		No
s3.access_key	oss.access_key	OSS access key, the access key for authentication with OSS		Yes
s3.secret_key	oss.secret_key	OSS secret key, the secret key used in conjunction with the access key		Yes
s3.connection.maximum		Maximum number of S3 connections, specifies the maximum number of connections established with the OSS service	50	No
s3.connection.request.timeout		S3 request timeout, in milliseconds, specifies the request timeout when connecting to the OSS service	3000	No
s3.connection.timeout		S3 connection timeout, in milliseconds, specifies the timeout when establishing a connection with the OSS service	1000	No
s3.sts_endpoint		Not yet supported		No
s3.sts_region		Not yet supported		No
s3.iam_role		Not yet supported		No
s3.external_id		Not yet supported		No

Authentication Configuration

When accessing Aliyun OSS, you need to provide Aliyun's Access Key and Secret Key, which are the following parameters:

• s3.access_key (or oss.access_key)
• s3.secret_key (or oss.secret_key)

Example Configuration

"oss.access_key" = "ak",
"oss.secret_key" = "sk",
"oss.endpoint" = "oss-cn-beijing.aliyuncs.com",
"oss.region" = "cn-beijing"