Table 4 An example of Neo4j (graph model) schema mapping
Construct | Name | Unique | Share | Id | Types | Models | Children | regexp | Refs. |
|---|---|---|---|---|---|---|---|---|---|
Node/edge | _ | U | (1,1) | F | Map | GRAPH | {...} | \(\epsilon\) | \(\epsilon\) |
Property (simple type) | name | T/F/U | (1,1) | T/F/U | Simple | GRAPH | \(\epsilon\) | \(\epsilon\) | \(\epsilon\)/\(\kappa .p\) |
Property (array type) | name | T/F/U | (1,1) | F | Array | GRAPH | {...} | Trivial | \(\epsilon\) |
Element of an array | _ | T/F/U | (1,0/1) | F | Simple | GRAPH | \(\epsilon\) | \(\epsilon\) | \(\epsilon\) |
Identifier (simple) | name | T | (1,1) | T | Simple | GRAPH | \(\epsilon\) | \(\epsilon\) | \(\epsilon\) |
Reference | from/to | T/F/U | (1,1) | F | REF | GRAPH | \(\epsilon\) | \(\epsilon\) | \(\kappa .p\) |