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updated readme
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‎README.md

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@@ -17,9 +17,19 @@ This example shows how to use Azure OpenAI from Azure SQL database to get the ve
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For an introduction on text and code embeddings, check out this OpenAI article: [Introducing text and code embeddings](https://openai.com/blog/introducing-text-and-code-embeddings).
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Azure SQL database can be used to significatly speed up vectors operations using column store indexes, so that search can have sub-seconds performances even on large datasets.
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Azure SQL database can be used to easily and quickly perform vector similarity search. There are two options for this: a native option and a classic option.
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![](_assets/azure-sql-cosine-similarity.gif)
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The **native option** is to use the new Vector Functions, recently introduced in Azure SQL database. Vector Functions are a set of functions that can be used to perform vector operations directly in the database.
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> [!NOTE]
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> Vector Functions are in Early Adopter Preview.
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![](_assets/azure-sql-cosine-similarity-native.gif)
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The **classic option** is to use the classic T-SQL to perform vector operations, with the support for columnstore indexes for getting good performances.
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> [!IMPORTANT]
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> This branch (the `main` branch) uses the native vector support in Azure SQL. If you want to use the classic T-SQL, switch to the `classic` branch.
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## Download and import the Wikipedia Article with Vector Embeddings
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