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IBM QUESTION
As all we know PE takes the SQL Request and it will give
responce for that query. what is the internal process
happening.how it is taking that sql from the system?????
thanks in Advance
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Answer Posted / sridhar
when the user connect to a database he open a session with PE
there after submit a query.
PE take the query and check the syntax,verify it rights for that PE create session.
session is nothing but logical connection b/w user and Application,it verify the authentication and authorization user, if it k it continues the process.
Next PE perform the parser.
query rewrite mechanism
Optimization
Generate
PE dispatch the response to given Request(User).
| Is This Answer Correct ? | 7 Yes | 0 No |
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