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Client.hset(key, field, value)

Sets the specified field in the hash stored at key to value. If the key does not exist, a new key holding a hash is created. If field already exists in the hash, it is overwritten.


keystringkey holding the hash to set the field of.
fieldstringfield to set in the hash.
valuestringvalue to set the field to.


TypeResolves withRejected when
Promise<number>On success, the promise resolves with the number of fields that were added.If the hash does not exist, the promise is rejected with an error.


import redis from 'k6/experimental/redis';
// Get the redis instance(s) address and password from the environment
const redis_addrs = __ENV.REDIS_ADDRS || '';
const redis_password = __ENV.REDIS_PASSWORD || '';
// Instantiate a new redis client
const redisClient = new redis.Client({
addrs: redis_addrs.split(',') || new Array('localhost:6379'), // in the form of 'host:port', separated by commas
password: redis_password,
export default async function () {
await redisClient.hset('myhash', 'myfield', 'myvalue');
await redisClient.hget('myhash', 'myfield');
await redisClient.hdel('myhash', 'myfield');