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Questions and Answers
Which SQL command is used for data retrieval?
How are tables perceived in a relational database?
What SQL statement is used to create empty tables?
In interactive SQL, what happens when you type a command to ask the database a question?
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Which term is used in SQL to describe the desired column features in retrieved data?
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When constructing empty tables, when is data entered?
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What is the main purpose of a primary key in a database table?
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Which SQL operation is used to retrieve data from a database table?
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What happens when a primary key column contains null values?
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What defines a composite key in a database table?
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Which SQL command is used to add a new row into a table?
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What is the range of values for the SMALLINT data type in SQL?
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What operation in SQL allows you to select data from two or more tables?
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In a CROSS JOIN operation in SQL, what is the result?
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What does an INNER JOIN in SQL do?
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What is the purpose of a RIGHT OUTER JOIN in SQL?
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What does a SELF JOIN in SQL involve?
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Which SQL operation is used to handle database queries, updates, and maintenance?
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