/alter/datasource

URL: http://GPUDB_IP_ADDRESS:GPUDB_PORT/alter/datasource

Alters the properties of an existing data source

Input Parameter Description

Name	Type	Description
name	string	Name of the data source to be altered. Must be an existing data source.
datasource_updates_map	map of string to strings	Map containing the properties of the data source to be updated. Error if empty. Supported Parameters (keys) Parameter Description location Location of the remote storage in 'storage_provider_type://[storage_path[:storage_port]]' format. Supported storage provider types are 'hdfs' and 's3'. user_name Name of the remote system user; may be an empty string password Password for the remote system user; may be an empty string skip_validation Bypass validation of connection to remote source. The default value is false. The supported values are: true false connection_timeout Timeout in seconds for connecting to this storage provider wait_timeout Timeout in seconds for reading from this storage provider s3_bucket_name Name of the Amazon S3 bucket to use as the data source s3_region Name of the Amazon S3 region where the given bucket is located hdfs_kerberos_keytab Kerberos keytab file location for the given HDFS user hdfs_delegation_token Delegation token for the given HDFS user hdfs_use_kerberos Use kerberos authentication for the given HDFS cluster The default value is false. The supported values are: true false azure_storage_account_name Name of the Azure storage account to use as the data source, this is valid only if tenant_id is specified azure_container_name Name of the Azure storage container to use as the data source azure_tenant_id Active Directory tenant ID (or directory ID) azure_sas_token Shared access signature token for Azure storage account to use as the data source azure_oauth_token Oauth token to access given storage container
options	map of string to strings	Optional parameters.

Output Parameter Description

The GPUdb server embeds the endpoint response inside a standard response structure which contains status information and the actual response to the query. Here is a description of the various fields of the wrapper:

Name	Type	Description
status	String	'OK' or 'ERROR'
message	String	Empty if success or an error message
data_type	String	'alter_datasource_request' or 'none' in case of an error
data	String	Empty string
data_str	JSON or String	This embedded JSON represents the result of the /alter/datasource endpoint: Name Type Description updated_properties_map map of string to strings Map of values updated info map of string to strings Additional information. Empty string in case of an error.