There isn't a way currently. I saw that you logged https://issues.apache.org/jira/browse/CALCITE-1885. Let's discuss there.
Julian On Tue, Jul 11, 2017 at 8:05 PM, 许益铭 <[email protected]> wrote: > In the high concurrency scene, I find calcite generator many class in > perm and it cant be gc. after sometime , it let the jvm genera many full > gc. can i unload that class ?
