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Posts: 165
5 months ago
Discuss workable data conversion and possible data loss when changing column data types during a database redesign.
Textbook 
Database Processing: Fundamentals, Design, and Implementation
Edition: 15th
Authors:
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5 months ago
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Converting Numeric (Number), Money, Date and other more specific data types to Char or VarChar will usually work. The reverse conversions, from Char and VarChar to Numeric, Money and Date, are risky and may not work.
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