How the hash file is doing lookup in serverjobs?How is it comparing the key values?

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satheesh_color

  • Mar 15th, 2006
 

Hashed File is used for two purpose: 1. Remove Duplicate Records 2. Then Used for reference lookups.The hashed file contains 3 parts: Each record having Hashed Key, Key Header and Data portion.By using hashed algorith and the key valued the lookup is faster.

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