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HIVE

SA

Shamis Asghar

Transcript

HIVE

SHAMIS ASGHAR

HIVE ARCHITECTURE

  • STORAGE

- It stores data like text file,Sequence file,RC file

- Data stored in HDFS (Reliability)

  • METASTORE

- All DB,Table stored in metastore

- Top of metastore their is thrift API(Browse Query )

- Support UDF like sum, average etc

HIVE COMPONENT

Shell

WHY GO FOR HIVE WHEN PIG IS THERE

Metastore

Driver

WHAT IS HIVE

Hive

Component

Compiler

Execution

Engine

  • Data warehousing package. Built on top of Hadoop
  • Summarized or Aggregate data help of hive
  • Easily analysis data(Sql user)
  • Similar To sql called HSQL
  • Managing(structured Data).
  • Developed By Facebook

HIVE:

-Used by Analyst (data/hive)

-Data is in sql form (Tables)

PIG:

HIVE LIMITATIONS

CONTENTS

  • Does not perform real time queries
  • eg Online transactions like update or delete funcations

- Want to do it will do

- Can't access the Sql data set / Table data set

- Used by Programmers and researchers

  • What Is Hive
  • Challenges Of Hive
  • Where To Use Hive
  • Why Go For Hive When Pig Is There
  • Hive Architecture
  • Hive Components
  • Limitations Of Hive

WHERE TO USE HIVE

Data Mining

log Processing

Hive Application

Document

Indexing

Customer

Facing

THANKS

FAQ

CHALLENGES OF HIVE

solution

  • Hadoop map reduce
  • Hard Program
  • Introduce Hive
  • Hive Help's To Convert
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