digraph {
    0 [label = "my_other_schema"]
    1 [label = "my_other_schema.a"]
    2 [label = "my_schema.a"]
    3 [label = "my_schema.c"]
    4 [label = "my_schema"]
    5 [label = "my_schema.b"]
    0 -> 1 []
    5 -> 1 []
    4 -> 2 []
    1 -> 3 []
    4 -> 3 []
    5 -> 3 []
    4 -> 5 []
    2 -> 5 []
}