Neo4j – Match Clause In this chapter, we will learn about Match Clause and all the functions that can be performed using this clause. Get All Nodes Using Match Using the MATCH clause of Neo4j you can retrieve all nodes in the Neo4j database. Example Before proceeding with the example, create 3 nodes and 2 […]

Neo4j – Optional Match Clause The OPTIONAL MATCH clause is used to search for the pattern described in it, while using nulls for missing parts of the pattern. OPTIONAL MATCH is similar to the match clause, the only difference being it returns null as a result of the missing parts of the pattern. Syntax Following […]

Neo4j – Delete Clause You can delete nodes and relationships from a database using the DELETE clause. Deleting All Nodes and Relationships Following is the query to delete all the nodes and the relationships in the database using the DELETE clause. Query MATCH (n) DETACH DELETE n To execute the above query, carry out the […]