Hello @Federico Arturo Ramirez Seidel , Thanks for the question and using MS Q&A platform.
You can enable Interactive query using REST API.
Integration Runtimes - Enable Interactive Query - Enable interactive query in integration runtime.
POST https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Synapse/workspaces/{workspaceName}/integrationRuntimes/{integrationRuntimeName}/enableInteractiveQuery?api-version=2021-06-01-preview
Here the walk through on how to enable Interactive query using REST API.
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