Inconsistent results caused by 0-length relationship

[ljhhuxiaoba]

agensgraph version:2.13.1

I executed 2 queries separately on my AgensGraph:
first query:
MATCH () MERGE (:L1{id:1}) CREATE ({id:2}) RETURN 1 AS a0

second query:
MATCH ()-[*0..0]-() MERGE (:L1{id:1}) CREATE ({id:2}) RETURN 1 AS a0

There are 4 nodes in the graph at the end of the execution of the first query, while there are 3 nodes in the graph at the end of the execution of the second query and I think these two queries are equivalent.

To create the graph data:
CREATE ();