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Explain how to handle null values and default values when coding INSERT and UPDATE statements. Give...

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Programming

Explain how to handle null values and default values when codingINSERT and UPDATE statements. Give examples.

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The default value on a column is only applied if you dont specify the column in the INSERT statement Since youre explicitiy listing the column in your insert statement and explicity setting it to NULL thats overriding the default value for that column What you need to do is if a null is passed into your sproc then dont attempt to insert for that column This is a quick and nasty example of how to do that with some dynamic sql Create a table with some columns with default values CREATE TABLE myTable always VARCHAR50 value1 VARCHAR50 DEFAULT defaultcol1 value2 VARCHAR50 DEFAULT defaultcol2 value3 VARCHAR50 DEFAULT defaultcol3 Create a SPROC that    See Answer
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