This site uses different types of cookies, including analytics and functional cookies (its own and from other sites). To change your cookie settings or find out more, click here. If you continue browsing our website, you accept these cookies.
When a tool's input connector is already attached to a data stream that only accepts a single connection, attempting to attach a 2nd data stream with the same fields should automatically insert a Union tool. This would be similar to the way an Action tool is automatically added when you connect an Interface tool to another tool.