Which of the following are invalid SQL language elements?

colon

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Queries which retrieve data based on specific criteria

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Expressions which can produce either scalar values or tables consisting of columns and rows of data

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Statements which may have a persistent effect on schemas and data, or which may control transactions, program flow, connections, sessions, or diagnostics.

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None of these

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Solution

The correct option is A colon
The colon is an invalid SQL language element.

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Which of the following are invalid SQL language elements?

The correct option is A colonThe colon is an invalid SQL language element.

The correct option is A colon
The colon is an invalid SQL language element.