presto-main/src/main/java/io/prestosql/sql/planner/iterative/rule/ReorderJoins.java/ReorderJoins/setPushProjectionsThroughJoin
class ReorderJoins:            public Builder setPushProjectionsThroughJoin(boolean pushProjectionsThroughJoin)
            {
                this.pushProjectionsThroughJoin = pushProjectionsThroughJoin;
                return this;
            }