| There seems to be an issue with the contents of Arrays and interpreting the type when processing a query. For instance this query worked in 2016.4.13:
However in 2018.1.4 it returns an error: "All values in array must be the same type." The example comes from documentation here: https://puppet.com/docs/puppetdb/6.0/api/query/v4/ast.html#array |