What is the difference between local variables and global variables?

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Enlist some predefined exceptions?

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What are the sql aggregate functions?

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What are the 3 types of behavioral triggers?

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Delete the emps whose salaries are lowest sals of their own dept.

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write a procedure to print a statement or number not using "dbms_output.put_line" package.write a procedure instead of it using procdure name as "print" ex:- declare a number:=2; begin print(a); end; /* when U type above procedure 2 have to should be printed*/

2 Answers   iFlex,

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Is sql injection illegal?

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how would concatenate strings in mysql? : Sql dba

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What is the diff between Truncate table / delete <table name> purge

3 Answers   TCS,

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What is insert command in sql?

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What does inner join mean?

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How do I run a pl sql procedure in sql developer?

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