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Cuál es el objetivo principal de una clave primaria?

Cuál es el objetivo principal de una clave primaria?
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Cuál es el objetivo principal de una clave primaria?

User Sidik
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La clave principal le permite crear un identificador único para cada fila de su tabla. Es importante porque le ayuda a vincular su tabla a otras tablas (relaciones) utilizando la clave principal como vínculos.

User TabeaKischka
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