Dave, I suppose there isn't way to delete the schema. You could get the meta information about binary objects using Ignite#binary() method. For example ignite.binary().type("package.Employeee").fieldTypeName("name").
Thanks, Pavel 2018-03-24 1:10 GMT+03:00 Dave Harvey <dhar...@jobcase.com>: > Once a BinaryObjectSchema is created, it is not possible to change the type > of a field for a known field name. > > My question is whether there is any way to determine the type of that field > in the Schema. > > We are hitting a case were the way we get the data out of a different > database returns a TIMESTAMP, but our binary object wants a DATE. In > this test case, I could figure out that, but in the general case, I have a > BinaryObject type name, and a field name, and an exception if I try to put > the wrong type in that field. > > The hokey general solutions I have come up with are: > 1) Parse the exception message to see what type it wants > 2) Have a list of conversions to try for the source type, and step through > them on each exception. > 3) Get the field from an existing binary object of that type, and use the > class of the result. But there is the chicken/egg problem. > > I have found that I can create a cache on a cluster with persistence, with > some type definition, then delete that cache, the cluster will remember the > BinaryObjectSchema for that type, and refuse to allow me to change the > field's type. If I don't remember the field's type, how can I > build the binary object? > > Is there any way to delete the schema without nuking some of the > binary-meta/marshaller files when the cluster is down? > > > > -- > Sent from: http://apache-ignite-users.70518.x6.nabble.com/ > -- Regards Pavel Vinokurov