Don't throw away visit result in BasePlanProtoVisitor
#600
| Job | Run time |
|---|---|
| 6m 7s | |
| 3m 2s | |
| 9m 9s |
visit result in BasePlanProtoVisitor
#600
| Job | Run time |
|---|---|
| 6m 7s | |
| 3m 2s | |
| 9m 9s |