"Vector Database Guide" - Vector Database Elasticsearch -> Milvus 2.x

• Elasticsearch -> Milvus 2.x

1. Prepare ES data

To migrate ES data, it is assumed that you already have your own es server (self-built, ElasticCloud, Alibaba Cloud ES, etc.). The vector data is stored in dense_vector, and other fields are in the index. The index mapping form is as follows:

2. Compile and package

First download the migration project source code: https://github.com/zilliztech/milvus-migration

Execution:    go get & go build. After compilation is completed, an executable file will be generated in the current path:   milvus-migration.

3. Configure migration.ymal config

Before starting the migration, you also need to prepare a migration configuration file: it contains information such as the source and target data of the data. Examples of the content are as follows