When we give SELECT * FROM EMP; How does oracle respond?
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Answer Posted / venky
when we fire this query on
first it will send to sql buffer
then sql buffer send to SGA
sGA send to sql*plus layer
this layer interact with the database server if the table
is exist in the database server , it will dispatch the all
rows to sql*plus layer
from this layer to SGA-----> output buffer
..
finally it wii display on the location of interface(screen)
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