Adding Movie Nodes

To complete this challenge, you will need to:

1. Review the movies.csv file and the data it contains.
2. Create a constraint to ensure that there are no duplicate movies.
3. Construct a CypherNeo4j's implementation of GQL, the ISO standard query language for graph databases. It is declarative: you describe the pattern to find, and the database decides how to find it. statement to load the CSV file and create the Movie nodesA vertex in a graph. In a property graph it can carry labels and properties..