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What is bucket overflow and how bucket overflow is handled through Over Flow Chaining or Closed Hashing?
Ans: Bucket: unit of storage holding records. Bucket is a disk block or contiguous block .Bucket contains multiple records.
Hash Function: maps records to bucket numbers Function h from set of all search key values K to the set of all bucket addresses (numbers) B .Records along with different search key values may be mapped similar bucket. Whole bucket has to be searched to locate record. If bucket is full required overflow buckets and pointers
How to handle bucket overflow:
• Buckets overflow is handled through using overflow buckets1. Closed Hashing (Chaining): The overflow buckets of a given bucket are chained together in a linked list2. Open Hashing: place in further available bucket (not suitable for database applications)3. Multiple Hashing : use a second hash function
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i need to implememnt a treee based mining algorithm. do you have an expert that can do that?
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CAN SOMEONE HELP ME WITH ENTITY DIAGRAMS IN FIRST NORMAL FORM?
We face problem of stock Opening balance and closing balance in Minus
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