Database design » Create a one-to-one relationship

To create a one-to-one relationship, you must first create a one-to-many relationship and then create a unique index on its columns in the child table. creating a one-to-one relation Creating a unique index (UNIQUE) is similar to other indexes, in the property panel on the right. creating an index - property editing panel Using the UNIQUE index results in displaying the AK marking next to the columns that include the index. one to one relationship

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