Subjects>Electronics>Computers

What are the ways of preventing duplicate values in a field?

Anonymous

∙ 20y ago

Updated: 11/6/2022

Vague question, but if you are talking about a database field, the simple way is to create a unique index on the field (if the database supports it). The index will not allow duplicate values to be added to the database for that field and will generate an error if somebody tries.

Wiki User

∙ 20y ago

What else can I help you with?

Give 2 ways of preventing damage to diskettes?

give 2 ways of preventing damage to diskettes

What is green computing and five ways of preventing it?

five ways for green computing

What are the ways of preventing female foeticide and making the nation women friendly?

Write a report on ways of preventing female forticide and making nation women friendly?

What are the ways of preventing rivers pollution?

don't litter!

Ways of preventing a vampire?

Vervain such a pretty flower.

What are the ways in preventing in biodiversity law's in the country?

aasdasd

What are some ways of preventing rust?

Use oil

Two ways of preventing the formation of rust?

painting and galvanizing

What do you think are the ways of preventing biodiversity loss in our country?

i dont no

Explain the general ways of preventing infections?

you can use the use of internet

Ways of preventing water pollution?

People should not be throwing trash on the beach

What are the two ways of preventing malaria in Ghana?

Call Marissa k 316 2331