kkewwei

fix: The aggs result of NestedAggregator with sub NestedAggregator may be not accurately

31

Signed-off-by: kkewwei [[email protected]](mailto:[email protected]) ### Description The aggs result of NestedAggregator with sub NestedAggregator may be not accurately, it depends on the face that the parentDocId > childDocId in search, but...

[BUG] The aggs result of NestedAggregator with sub NestedAggregator may be not accurately

2

### Describe the bug the result of NestedAggregator with sub NestedAggregator is not accurately here, the two values of doc_count should be 4. ### Related component Search:Aggregations ### To Reproduce...

[FEATURE] support action of delete_by_query

5

**Is your feature request related to a problem?** We use ism to manage index life, and the all documents are written into one index, Some documents will expire and need...

[BUG] Lowering of disk watermark should trigger index allocation

2

**Describe the bug** In the cluster, disk watermark is higher than the high threshold, and the new index1 is created, as it's known, all shards of the index1 will be...

Fix null values indexed as "null" strings in flat_object field

28

Signed-off-by: kkewwei [email protected] ### Description The pr soloves three cases: - fix null value case, I have test too many cases about null value, all of the tests are passed....

add parameters to flat_object type

35

Signed-off-by: kkewwei [email protected] ### Description The following open parameters setting are useful, including normalizer, docValues, ignoreAbove, nullValue, similarity, and depthlimit. normalizer: allow lowercase, uppercase doc_values: allow to set docValues to...

[BUG] Test timeout waiting for shards to rebalance

2

### Describe the bug In the flaky test `ClusterRerouteIT.testDelayWithALargeAmountOfShards` #14510 , We can clearly see that the shards are rebalanced back and forth: https://build.ci.opensearch.org/blue/rest/organizations/jenkins/pipelines/gradle-check/runs/41527/nodes/18/steps/32/log/?start=0 We can see from the log：...

### Is your feature request related to a problem? Please describe In our product, for small index (about 20g-), the frequency of writing/updating is not high, we have to frequently...

[Feature Request] Optimize the api _cat/nodes

7

### Is your feature request related to a problem? Please describe Now the method is as follows: ``` return channel -> client.admin().cluster().state(clusterStateRequest, new RestActionListener(channel) { ...... nodesInfoRequest.timeout(request.param("timeout")); client.admin().cluster().nodesInfo(nodesInfoRequest, new RestActionListener(channel)...

optimize _cat/nodes api

61

### Description Optimize the api _cat/nodes ### Related Issues Resolves #14746 ### Check List - [x] Functionality includes testing. - [x] API changes companion pull request [created](https://github.com/opensearch-project/opensearch-api-specification/blob/main/DEVELOPER_GUIDE.md), if applicable. -...