The KQL equivalent of the SQL Server graph example (https://learn.microsoft.com/en-us/sql/relational-databases/graphs/sql-graph-sample?view=sql-server-ver16)

create.kql

.create table Person (Id: int, name:string)

.ingest inline into table Person <|
1, John
2, Mary
3, Alice
4, Jacob
5, Julie

.create table Restaurant (Id: int, name:string, city:string)

.ingest inline into table Restaurant <|
1, Taco Dell,Bellevue
2, Ginger and Spice,Seattle
3, Noodle Land, Redmond

.create table City (Id:int, name:string, state: string)

.ingest inline into table City <|
1,Bellevue,WA
2,Seattle,WA
3,Redmond,WA

.create table Likes (Who: int, What: int, HowMuch:int)

.ingest inline into table Likes <|
1,1,9
2,2,9
3,3,9
4,3,9
5,3,9

.create table LivesIn (Who: int, Where: int)

.ingest inline into table LivesIn <|
1,1
2,2
3,3
4,3
5,1

.create table LocatedIn (What:int, Where:int)

.ingest inline into table LocatedIn <|
1,1
2,2
3,3

.create table FriendOf (A:int, B:int)

.ingest inline into table FriendOf <|
1,2
2,3
3,1
4,2
5,4