# What is the required EA schema to connect EA repository?

[![image-1670942005795.png](https://doc.eainfoport.cz/uploads/images/gallery/2022-12/scaled-1680-/image-1670942005795.png)](https://doc.eainfoport.cz/uploads/images/gallery/2022-12/image-1670942005795.png)

### Question:

What is the required EA schema to connect EA repository?

### Answer:

MySQL database server with a schema of at least EASchema\_1220\_MySQL.sql, our recommendation EASchema\_1558\_MySQL.sql. (Note: EASchema\_851\_MySQL.sql does not work).