What is an exception in pl/sql?
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define a variable representing the expression used to calculate on emps total annual remuneration.use the variable in a statement which finds all emps who can earn 30000 a year or more.
Explain some predefined exceptions.
What is the unique index?
How will you distinguish a global variable with a local variable in pl/sql?
Can we use update in sql function?
how to check myisam tables for errors? : Sql dba
What is clustered index in sql?
What are the types of keys?
how to use in conditions? : Sql dba
Are sql database names case sensitive?
What is delimiter in pl sql?
What are different joins used in sql?