Explain what is an index?
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What is parameter substitution in sql?
What is mdf ldf and ndf?
Explain exception handling in pl/sql?
How many types of keys are there in sql?
What are the differences between in and exists clause?
What is trigger with example?
how to create a table index in mysql? : Sql dba
Mention what are different methods to trace the pl/sql code?
What is normalization? How many normalization forms are there?
What is compound trigger?
how can we optimize or increase the speed of a mysql select query? : Sql dba
What are the disadvantages of not performing database normalization?