What are transaction and its controls?
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What is the difference between local variables and global variables?
What is the difference between the Primary and Foreign key?
Any attempt to navigate programmatically to disabled form in a call_form stack is allowed?
What is sql indexing?
Why do we create views in sql?
sales persons should always receive commission of 100 at least. employees who r not sales persons should never receive commission.(Triggers)
What problem one might face while writing log information to a data-base table in pl/sql?
Define implicit and explicit cursors.
Can we rollback after truncate?
What is difference between inner join and self join?
how to include character strings in sql statements? : Sql dba
What is a cursor ? Why Cursor is required ?
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