Answer / Sulekha

"bagtostring" in Apache Pig is a built-in function that converts a Bag into a String. A Bag represents an ordered collection of tuples, but the elements cannot be accessed individually like in other collections such as Tuple, Map, and List.nnExample usage:n`bags = FOREACH input_data GENERATE bag(col1, col2); strings = FOREACH bags GENERATE bagtostring(bags) AS string_output;`

What is the function of UNION and SPLIT operators? Give examples?

0 Answers  

---

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

1 Answers  

---

How does the Pig platform handle relational systems data?

1 Answers  

---

List the relational operators in pig.

1 Answers  

---

Tell me about the execution modes of Apache Pig?

1 Answers  

---

What is the purpose of ‘dump’ keyword in Pig?

1 Answers  

---

Explain about the execution plans of a Pig Script? Or Differentiate between the logical and physical plan of an Apache Pig script?

1 Answers  

---

How to use 'foreach' operation in pig scripts?

1 Answers  

---

How to restrict the number of lines to be printed in pig ?

1 Answers  

---

Can you join multiple fields in apache pig scripts?

1 Answers  

---

How does pig work?

1 Answers  

---

What is BloomMapFile?

1 Answers  

---