What is lineage graph in spark?

285

---

Why do we use persist () on links rdd?

293

---

What is dataframe in spark?

289

---

Do we need scala for spark?

302

---

What are the components of spark?

277

---

Is spark sql faster than hive?

283

---

What is serialization in spark?

305

---

What is client mode in spark?

315

---

Which are the methods to create rdd in spark?

293

---

What is executor cores in spark?

293

---

Why we use parallelize in spark?

289

---

What is cluster manager in spark?

304

---

How do I change hive execution engine to spark?

299

---

What is spark dynamic allocation?

306

---

What is driver memory and executor memory in spark?

324

---