What is trigger in sql and its types?
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write the Sql query for creating database backup?
What is not equal in sql?
Explain some predefined exceptions.
Its possible to add more than one primary key for the table
What is indexes?
Are dml statements autocommit?
What is foreign key and example?
How bulk collect improves performance?
What is the current version of postgresql?
What are the possible values that can be stored in a boolean data field?
What is a natural join?
Any attempt to navigate programmatically to disabled form in a call_form stack is allowed?
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