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varchar field Null or empty string

Discuss varchar field Null or empty string in the SQL Development forum on ASP Free.
varchar field Null or empty string SQL forums discussing structured query language related questions that are platform independent. Discussions include advanced topics such as joins, stored procedures, and triggers.

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Old February 11th, 2005, 04:58 PM
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varchar field Null or empty string
What is better when creating a varchar field? to set the default as Null or as empty string ('')?
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Old February 11th, 2005, 06:28 PM
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As an empty string ('').
Allowing NULL values in database fields slow down query performance.

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