Create index
Introduced 1.0
While you can create an index by using a document as a base, you can also create an empty index for later use.
When creating an index, you can specify its mappings, settings, and aliases.
Path and HTTP methods
PUT <index-name>
Index naming restrictions
OpenSearch indexes have the following naming restrictions:
- All letters must be lowercase.
- Index names can’t begin with underscores (
_) or hyphens (-). -
Index names can’t contain spaces, commas, or the following characters:
:,",*,+,/,\,|,?,#,>, or<
Path parameters
| Parameter | Description | Â |
|---|---|---|
| index | String | The index name. Must conform to the index naming restrictions. Required. |
Query parameters
You can include the following query parameters in your request. All parameters are optional.
| Parameter | Type | Description |
|---|---|---|
| wait_for_active_shards | String | Specifies the number of active shards that must be available before OpenSearch processes the request. Default is 1 (only the primary shard). Set to all or a positive integer. Values greater than 1 require replicas. For example, if you specify a value of 3, the index must have two replicas distributed across two additional nodes for the request to succeed. |
| cluster_manager_timeout | Time | How long to wait for a connection to the cluster manager node. Default is 30s. |
| timeout | Time | How long to wait for the request to return. Default is 30s. |
Request body
As part of your request, you can optionally specify index settings, mappings, and aliases for your newly created index.
Example request
PUT /sample-index1
{
"settings": {
"index": {
"number_of_shards": 2,
"number_of_replicas": 1
}
},
"mappings": {
"properties": {
"age": {
"type": "integer"
}
}
},
"aliases": {
"sample-alias1": {}
}
}