What are local and global variables and their differences?
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What is the difference between a query and a report?
What are % TYPE and % ROWTYPE ? What are the advantages of using these over datatypes?
what is a join? : Sql dba
What are few of the schema objects that are created using PL/SQL?
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What are the built in functions of sql?
From an Employee table, how will you display the record which has a maximum salary?
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What are the different types of a subquery?
What is cursor in pl sql with examples?
Why do we need cursors in pl sql?
What are all ddl commands?
Is json a nosql?