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Questions and Answers
What happens if you try to explicitly set a value for an autoincrementing field when adding a new record to a table?
What happens if you try to explicitly set a value for an autoincrementing field when adding a new record to a table?
Which function should you use to ensure you retrieve the last autoincremented value inserted by your session, regardless of the table?
Which function should you use to ensure you retrieve the last autoincremented value inserted by your session, regardless of the table?
Which clause should be used to prevent setting a value in an autoincrementing field when inserting a record?
Which clause should be used to prevent setting a value in an autoincrementing field when inserting a record?
What is the primary purpose of the IDENT_CURRENT() function?
What is the primary purpose of the IDENT_CURRENT() function?
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In which scenario would the IDENT_CURRENT() function return an unexpected result?
In which scenario would the IDENT_CURRENT() function return an unexpected result?
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Study Notes
Autoincrementing Fields
- When adding new records to a table, you do not include a value for an autoincrementing field.
- Autoincrementing fields automatically generate a unique value when a new record is inserted.
Transact-SQL Functions
- The
IDENT_CURRENT()function returns the last autoincremented value that was created for a specified table.
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Description
Test your knowledge of SQL queries with these questions. Learn about autoincrementing fields and Transact-SQL functions.
