apoc.schema.node.indexExists

Details
Syntax	`apoc.schema.node.indexExists(labelName, propertyName)`
Description	Returns a `BOOLEAN` depending on whether or not an index exists for the given `NODE` label with the given property names.
Arguments	Name	Type	Description
	`labelName`	`STRING`	The node label to check for an index on.
	`propertyName`	`LIST<STRING>`	The property names to check for an index on.
Returns	`BOOLEAN`

This function is not considered safe to run from multiple threads. It is therefore not supported by the parallel runtime (introduced in Neo4j 5.13). For more information, see the Cypher Manual → Parallel runtime.

Usage Examples

The examples in this section are based on a database that has applied the following constraints:

CREATE CONSTRAINT personName FOR (person:Person)
REQUIRE person.name IS UNIQUE;

CREATE CONSTRAINT userId FOR (user:User)
REQUIRE user.id IS UNIQUE;

CREATE INDEX personCity FOR (person:Person)
ON (person.city);

RETURN apoc.schema.node.indexExists("Person", ["name"]) AS output;

Results
output
TRUE

RETURN apoc.schema.node.indexExists("Person", ["city"]) AS output;

Results
output
TRUE

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