GET TO KNOW OPENSEARCH 3.9

Summary from the TLDR IT newsletter

OpenSearch 3.9 introduces improvements across search, observability, and cluster resiliency, highlighted by a faster native C++ engine for neural sparse vector search and expanded vector storage options like 16-bit half_float types and 2-bit through 4-bit scalar quantization. The release also brings a unified alerts view out of preview, adding anomaly detection and forecasting to help users triage signals across data sources from a single place.