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Generate a Unique ID

Manoj Chaurasia

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  • 4 years later...



There is a lot of solution (each one have its own advantages and drawbacks) :

- Using an oracle sequence,

- Creating the ID with a timestamp + some rand value (increase the size of the rand value if you want to decrease the chance to have the same ID generated),

- The same thing than above but with a critical section to avoid "concurrent" use and thus decreased again the probability of having the same ID,

- Using a field of your business data which is already unique,

- ...




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