What is an alias command?
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what is explain plan?
in a package one procedure is wrong package shows valid or not
State the difference between implict and explict cursor's?
What are the different types of dbmss?
how can i read write files from pl/sql
What company owns postgresql?
wht is the difference between truncat,drop in sqlserver wht is the difference between function and stored procedure
Why do we need unique key in a table?
Is it possible to remove child records without removing master table records...the two having pk,fk relationship?
How can I delete duplicate rows?
Explain raise_application_error.
How do we use distinct statement? What is its use?