CreateIndex - OpenSearch - Alibaba Cloud Documentation Center

Creates an index.

Operation description

Method

POST

URI

/openapi/ha3/instances/{instanceId}/indexes

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

Authorization information

There is currently no authorization information disclosed in the API.

Request syntax

POST /openapi/ha3/instances/{instanceId}/indexes

Request parameters

Parameter	Type	Required	Description	Example
instanceId	string	Yes	The instance ID.	ha-cn-2r42ppr7901
body	object	No	The request body.
name	string	No	The index name.	ha-cn-zvp2qr1sk01_qrs
dataSource	string	No	The name of the data source.	test1
domain	string	No	The data center in which the data source is deployed.	vpc_hz_domain_1
content	string	No	The index schema.	{\"summarys\":{\"summary_fields\":[\"id\"]},\"indexs\":[{\"index_name\":\"index_id\",\"index_type\":\"PRIMARYKEY64\",\"index_fields\":\"id\",\"has_primary_key_attribute\":true,\"is_primary_key_sorted\":false}],\"attributes\":[\"id\"],\"fields\":[{\"field_name\":\"id\",\"field_type\":\"UINT16\"}],\"table_name\":\"index_2\"}
partition	integer	No	The number of data shards.	20211202
dataSourceInfo	object	No	The information about the data source. This parameter is required for an OpenSearch Vector Search Edition instance of the new version.
dataTimeSec	integer	No	The start timestamp from which incremental data is retrieved.	1709715164
processPartitionCount	integer	No	The number of resources used for data update.	4
name	string	No	The name of the data source.	ha-cn-35t3n1yuj0d_index_1
type	string	No	The type of the data source. Valid values: odps swift saro oss	odps
domain	string	No	The data center in which the data source is deployed.	vpc_hz_domain_1
config	object	No	The information about the MaxCompute data source.
endpoint	string	No	The endpoint of the MaxCompute or Object Storage Service (OSS) data source.	https://oss-cn-hangzhou.aliyuncs.com
accessKey	string	No	The AccessKey ID of the MaxCompute data source.	L***p
accessSecret	string	No	The AccessKey secret of the MaxCompute data source.	5**9a6
project	string	No	The name of the MaxCompute project that is used as the data source.	bbt_algo_pai
partition	string	No	The partition in the MaxCompute table. This parameter is required if type is set to odps.	ds=20230114
table	string	No	The table name.	bbt_rec_swing_u2i2i_score_be_v1
namespace	string	No	The namespace name.	test-namespace
path	string	No	The path of the Apsara File Storage for HDFS data source.	test-hdfs-path
ossPath	string	No	The path of the OSS object.	/opensearch/oss.json
bucket	string	No	The name of the OSS bucket.	test-bucket
saroConfig	object	No	The configurations of the SARO data source.
namespace	string	No	The namespace of the SARO data source.	flink-test-fjx-default
tableName	string	No	The name of the SARO table.	device_event_shy_summary_
autoBuildIndex	boolean	No	Specifies whether to enable automatic full indexing.	true
processParallelNum	integer	No	The maximum number of full indexes that can be concurrently processed.	2
extend	object	No	The extended content of the field configuration. key specifies the vector field and the field that requires embedding.	{ "vector": [ "source_image_vector" ], "embeding": [ "source_image" ], "description": [] }
buildParallelNum	integer	No	The maximum number of full indexes that can be concurrently built.	2
mergeParallelNum	integer	No	The maximum number of full indexes that can be concurrently merged.	2
dryRun	boolean	No	Specifies whether to perform only a dry run, without performing the actual request. The system only checks the validity of the data source. Valid values: true false	true

Sample requests

POST /openapi/ha3/instances/ose-test1/indexes

{

    "name": "aaa",

    "dataSource": "beixuan_test",

    "domain": "test", // Specifies where the data source is deployed.

    "content": "",

    "partition": 2

}

Response parameters

Parameter	Type	Description	Example
	object	The results returned.
requestId	string	The request ID.	407BFD91-DE7D-50BA-8F88-CDE52A3B5E46
result	object	The results returned.	{}

Sample responses

Success responses

{
  "requestId": "0A6EB64B-B4C8-CF02-810F-E660812972FF",
  "result": {}
}

For more information, see Response struct.

Examples

Sample success responses

JSONformat

{
  "requestId": "407BFD91-DE7D-50BA-8F88-CDE52A3B5E46",
  "result": {}
}

Error codes

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation
2024-05-16	The internal configuration of the API is changed, but the call is not affected	View Change Details
2024-03-06	The internal configuration of the API is changed, but the call is not affected	View Change Details
2023-07-20	The request parameters of the API has changed	View Change Details
2022-01-12	Add Operation	View Change Details