Default value multidropdown from DB mssql

Hi there ! can someone explain me how get the values from a mssql Database. I explain the situation. I’ve one database on a mssql server and I use the multidropdown plugin to select several datas.
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I have no problem writing to the database :


But when I want to get the values from the database, it doesn’t work … I’ve succed to get the first value but not the others. I’ve used a custom state to stock the content from the database, it’s works but the multidropdown doesn’t show them.

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Thanks a lot the the help !