ALTER-RESOURCE

Name

ALTER RESOURCE

Description

This statement is used to modify an existing resource. Only the root or admin user can modify resources.

Syntax:

ALTER RESOURCE 'resource_name'
PROPERTIES ("key"="value", ...);

Note: The resource type does not support modification.

Example

1. Modify the working directory of the Spark resource named spark0:

ALTER RESOURCE 'spark0' PROPERTIES ("working_dir" = "hdfs://127.0.0.1:10000/tmp/doris_new");

2. Modify the maximum number of connections to the S3 resource named remote_s3:

ALTER RESOURCE 'remote_s3' PROPERTIES ("AWS_MAX_CONNECTIONS" = "100");

3. Modify information related to cold-hot separation S3 resources

• Support
  • AWS_MAX_CONNECTIONS : default 50
  • AWS_CONNECTION_TIMEOUT_MS : default 1000ms
  • AWS_SECRET_KEY : s3 sk
  • AWS_ACCESS_KEY : s3 ak
  • AWS_REQUEST_TIMEOUT_MS : default 3000ms
• Not Support
  • AWS_REGION
  • AWS_BUCKET
  • AWS_ROOT_PATH
  • AWS_ENDPOINT

  ALTER RESOURCE "showPolicy_1_resource" PROPERTIES("AWS_MAX_CONNECTIONS" = "1111");

Keywords

ALTER, RESOURCE

Best Practice