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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2022/05/29 10:41:37 UTC

[GitHub] [arrow-datafusion] ethe commented on a diff in pull request #2643: Support pluggable async executor in physical plan execution

ethe commented on code in PR #2643:
URL: https://github.com/apache/arrow-datafusion/pull/2643#discussion_r884249187


##########
datafusion/core/src/lib.rs:
##########
@@ -14,6 +14,7 @@
 // KIND, either express or implied.  See the License for the
 // specific language governing permissions and limitations
 // under the License.
+#![feature(generic_associated_types)]

Review Comment:
   I am not sure about the version requirement of datafusion, but if we need a pluggable async executor, it should be better to have a higher rank type support, or we have to take some runtime overheads like Pin<Box<Output>>



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