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OpenSearch:Release notes

Last Updated:Feb 09, 2023

This topic provides the release notes of OpenSearch Industry Algorithm Edition. You can read this topic to understand the changes on OpenSearch Industry Algorithm Edition, such as changes on service features and search syntax. This way, you can improve your development efficiency.

Date

Feature

Type

Description

2022-04-12

Tailored retrieval analyzer

Added

OpenSearch provides various industry-specific analyzers to cater to the analysis requirements of different customers. You can select an industry-specific analyzer based on your business requirements to create and train a tailored retrieval model and then create a custom analyzer based on the trained model. For more information, see Create a custom analyzer.

2021-10-31

Industry Algorithm Edition for E-commerce Phase 2

Added

OpenSearch Industry Algorithm Edition allows you to create a vector model for E-commerce to optimize the search performance for the E-commerce industry.

2021-06-22

Industry Algorithm Edition for education

Added

OpenSearch provides Industry Algorithm Edition for education to improve the search performance and accuracy of search services for online education. For more information, see Industry Algorithm Edition for education.

2021-06-22

Vector-based retrieval

Added

OpenSearch provides the vector-based retrieval feature based on the Proxima engine developed by Alibaba DAMO Academy. For more information, see Vector-based retrieval.

2021-06-22

Multimodal search

Added

OpenSearch provides the multimodal search feature, which supports text search and vector search. For more information, see Multimodal search.

2021-03-22

Industry Algorithm Edition

Added

OpenSearch provides Industry Algorithm Edition to improve the search performance in specific industry and make OpenSearch easy to use.

2021-03-22

Optimized console

Modified

The navigation interface of the OpenSearch console is globally optimized. This optimization makes the steps of application configuration clearer and facilitates you to use industry-specific templates and the search algorithm center.

2020-12-17

New topic on how to configure a sorting plug-in in Cava in the OpenSearch console

Added

A topic is added to the documentation of OpenSearch in the Search algorithm center/Sorting configuration/Policy management directory. This topic describes how to configure a sorting plug-in in Cava in the OpenSearch console.

2020-10-30

Modified the DescribeAppGroupDataReport and ListAppGroupMetrics topics

Modified

Request URIs and request parameters in the topics of DescribeAppGroupDataReport and ListAppGroupMetrics are modified.

2020-10-29

New topics on report statistics in Control API

Added

1. The topic on the description of statistical metrics is added in Data structure. 2. The topics on log statistics, including ListStatisticLogs and ListStatisticReport, are added in Statistics.

2020-10-26

Report statistics, drop-down suggestions, blacklists and whitelists, query analysis (including policies of rewriting QUERY clauses and term weight), and dictionaries for term weight intervention

Modified and added

1. Reports on business operations, A/B testing, drop-down suggestions, top searches, and hints are added. 2. The operations of using drop-down suggestions in the new console are updated. 3. Whitelists and blacklists can be configured for drop-down suggestions. 4. The settings of term weight and policies of rewriting QUERY clauses in query analysis are updated. 5. Dictionaries for term weight intervention are added.

2020-09-21

Modified modules of query analysis, category prediction, dictionary management, top searches, and hints

Modified and added

1. Spaces are no longer required when you use Named Entity Recognition (NER) in query analysis. 2. The operations of using new category prediction in the console are updated. 3. Dictionaries for NER intervention in dictionary management are updated. 4. The operations of using top searches and hints are added in the console.

2020-08-11

New console

Restructured

OpenSearch documentation is restructured based on the new console. The directory of OpenSearch documentation is aligned with the left-side navigation pane of the new console.

2020-05-13

Modified the version description of the SDK for PHP on the Php SDK topics

Modified

The description of the SDK for PHP V3.3.0 and a download URL are added.

2020-04-08

Modified the Cava Lib topics

Modified

Links are added in relevant topics to help you find functions.

2020-04-08

Modified topics on clauses

Modified

The topic on FILTER clauses and the topic on SORT clauses are modified. Wrong or unavailable links are deleted.

2020-04-08

Modified topics on search-related functions.

Modified and added

Topics on search-related functions are deleted. The topic on functions for a rough sort and the topic on functions for a fine sort are added. This helps you find relevant functions by browsing the directory of OpenSearch documentation.

2020-04-08

New directories of Control API and SDK reference and relevant topics

Added

Topics on control APIs and SDKs are added.

2020-04-02

New directory of sorting plug-in in Cava and relevant topic

Added

A sorting plug-in in Cava and a relevant topic are added.

2020-03-30

New topics on reports on drop-down suggestions

Added

Reports on drop-down suggestions are added.

2020-03-30

Modified topic on drop-down suggestions

Modified

Features such as the filtering of drop-down suggestions are added.

2020-03-25

Modified topic on the configuration of ApsaraDB RDS data sources

Modified

The description about how to connect to MySQL 8.0 data sources and the limits is added.

2020-01-11

Modified topic on the metrics and alerts of Cloud Monitor

Modified

The description about metrics such as offline data updating is added.

2020-01-02

New topic on the configuration of PolarDB for MySQL data sources

Added

The description about how to connect to PolarDB for MySQL data sources and the limits is added.

2020-01-01

Modified topic on the limits of OpenSearch

Modified

The description about the limits on exclusive applications is added.