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Ron is in the process of designing tables for a database that will contain information for all school matches played in a year. What kind of a field must he define to prevent us…

Ron is in the process of designing tables for a database that will contain information for all school matches played in a year. What kind of a field must he define to prevent us…
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5 votes
Ron is in the process of designing tables for a database that will contain information for all school matches played in a year. What kind of a field must he define to prevent users from entering duplicate values?

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User David Hawkins
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7.8k points

2 Answers

2 votes

Unique field i think

answered
User Datavoredan
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8.4k points
5 votes
You most define the field as unique so duplicate values do not get inserted.
answered
User Joachim Breitner
by
8.2k points
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