WIP: Correct MemoryExec Debug logging

Author: srh

datafusion/physical-plan/src/memory.rs

@@ -56,12 +56,14 @@ pub struct MemoryExec {
 
 impl fmt::Debug for MemoryExec {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "partitions: [...]")?;
-        write!(f, "schema: {:?}", self.projected_schema)?;
+        write!(f, "MemoryExec {{")?;
+        write!(f, "partitions: [...], ")?;
+        write!(f, "schema: {:?}, ", self.projected_schema)?;
         write!(f, "projection: {:?}", self.projection)?;
         if let Some(sort_info) = &self.sort_information.first() {
             write!(f, ", output_ordering: {:?}", sort_info)?;
         }
+        write!(f, "}}")?;
         Ok(())
     }
 }