Check out the enum and set column types in the manual. Enum works
well for things like 'Yes', 'No'. For a percentage field, that has to
be checked in the application.
On Mon, 17 Jan 2005 14:12:53 +0000, shaun thornburgh
> I am attempting to create a database and have a query. Is it possible for
> mysql to contain the possible field values in the database rather than
> creating the options in the application?
> For example Field_A can only be Yes or No, Field_B can be 50% or 80% etc.
> I feel that creating the application this way would ensure that no invalid
> data can be entered into the table.
> Thanks for your help
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