Explain about the scalar datatypes in Apache Pig?

905

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Explain the uses of PIG?

991

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What are the complex datatypes in pig?

988

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What does illustrate do in Apache Pig?

934

---

What is UDF?

920

---

What are the different types of UDF's in Java supported by Apache Pig?

1063

---

What is the usage of foreach operation in Pig scripts?

884

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How will you merge the contents of two or more relations and divide a single relation into two or more relations?

945

---

What is the MapReduce plan in pig architecture?

1063

---

What are the advantages of pig language?

897

---

What are the different execution mode available in Pig?

1063

---

Define Spark Streaming.

413

---

Hadoop uses replication to achieve fault tolerance. How is this achieved in Apache Spark?

410

---

What is lineage graph?

462

---

What are benefits of Spark over MapReduce?

455

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