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regarding table alteration

 
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mailsaurabh.tripathi

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Joined: 22 May 2008
Posts: 56
Location: hyderabad

PostPosted: Mon Oct 06, 2008 12:24 pm    Post subject: regarding table alteration
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can we add a column of CHAR(4) not null, to an exsisting table in production environment?plz give ans with reason
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dbzTHEdinosauer

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Joined: 20 Oct 2006
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Location: porcelain throne

PostPosted: Mon Oct 06, 2008 1:07 pm    Post subject:
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yes, and the reason is for you to provide. why do you need an additional column.
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guptae

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PostPosted: Mon Oct 06, 2008 1:15 pm    Post subject:
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Hello Saurabh,

You can use following query

ALTER TABLE tablename
ADD colname CHAR(4) NOT NULL WITH DEFAULT X'05';

But u need to specify default value since table already contain data
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