Computer Science, asked by rajeshbabu8802, 10 months ago

State the different steps of query processing in a DDBMS.

Answers

Answered by Jyotimodi

1

A given SQL query is translated by the query processor into a low level program called an execution plan

An execution plan is a program in a functional language

The physical relational algebra extends the relational algebra with primitives to search through the internal storage structure of DBMS.

Basic Steps in Query Processing

1.Parsing and translation

2.Optimization

3.Evaluation

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