lotsofindexes.groovy

@Grab(group="org.neo4j", module="neo4j-kernel", version="2.2.4")
@Grab(group="org.neo4j", module="neo4j-lucene-index", version="2.2.4")

import org.neo4j.graphdb.factory.GraphDatabaseFactory
import org.neo4j.graphdb.DynamicLabel
import org.neo4j.graphdb.schema.Schema
import org.neo4j.graphdb.Transaction

def db = new GraphDatabaseFactory().newEmbeddedDatabaseBuilder("dummy.db")
  .setConfig(keep_logical_logs: 'false')
  .newGraphDatabase()

int NUMBER_OF_INDEXES = 5000
println "start"

Transaction tx = db.beginTx()
try {
   Schema schema = db.schema()

   for (int i = 0; i< NUMBER_OF_INDEXES; i++) {
      schema.constraintFor(DynamicLabel.label("LABEL_${i}")).assertPropertyIsUnique("name").create()
   }

   tx.success()
} finally {
   tx.finish()
}

for (int i = 0; i< NUMBER_OF_INDEXES; i++) {
    tx = db.beginTx()
    try {

        def node = db.createNode(DynamicLabel.label("LABEL_${i}"))
        node.setProperty("name", "1")
        def node2 = db.createNode(DynamicLabel.label("LABEL_${i}"))
        node2.setProperty("name", "2")
        tx.success()
    } finally {
        tx.finish()
    }

}

db.shutdown()