SQL Server FAQs - Transact-SQL Constants/Literals and Value Ranges

SQL Server FAQs - Transact-SQL Constants/Literals and Value Ranges

A collection of 18 FAQs on Transact-SQL language data constants or literals and value ranges. Clear answers are provided with tutorial exercises on entering data constants or literals; quoted character strings; date and time formats and ranges; integer and exact number literals; floating number precisions and ranges.

1. What Is a Constant or Literal?


2. How To Write Character String Constants or Literals?


3. What Is a Collation?


4. How To Specify the Collation for a Character Data Type?


5. What Happens If Strings Are Casted into Wrong Code Pages?


6. How To Find Out What Is the Default Collation in a Database?


7. How Fixed Length Strings Are Truncated and Padded?


8. How To Enter Unicode Character String Literals?


9. How To Enter Binary String Literals?


10. How To Enter Date and Time Literals?


11. Why I Can Not Enter 0.001 Second in Date and Time Literals?


12. What Happens If Date-Only Values Are Provided as Date and Time Literals?


13. What Happens If Time-Only Values Are Provided as Date and Time Literals?


14. What Are Out-of-Range Errors with Date and Time Literals?


15. What Happens If an Integer Is Too Big for INT Date Type?


16. How Extra Digits Are Handled with NUMERIC Data Type Literals?


17. How REAL and FLOAT Literal Values Are Rounded?


18. What Are the Underflow and Overflow Behaviors on FLOAT Literals?

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