Примери за използване на Autonumber field на Английски и техните преводи на Български
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The AutoNumber field.
If you can't identify a good key,create an AutoNumber field to use as the key.
An AutoNumber field makes a good primary key.
You can see it's also indexed and unique,because it's an AutoNumber field, so we're done.
Add an AutoNumber field as a primary key.
If you can'tidentify a good key, create an AutoNumber field to use as the key.
Therefore, an AutoNumber field meets all three characteristics of a good primary key.
You should rely only on the uniqueness of the values in an AutoNumber field, and not their sequence.
Therefore, an AutoNumber field meets all three characteristics of a good primary key.
The data that you are importing contains a null value that you attempted to append to an AutoNumber field.
Support to recover autonumber fields, indexes and relations;
However, related fields must have the same data type unless the primary key field is an AutoNumber field.
Not allowed if the AutoNumber field serves as a primary key.
When you delete a row from a table that contains a field that is set to the AutoNumber data type,the value in the AutoNumber field for that row is not always automatically reused.
If you use an AutoNumber field, each record is guaranteed to have a unique identifier.
You should rely only on the uniqueness of the values in an AutoNumber field, and not their sequence.
An AutoNumber field automatically generates a value for itself when each record is first saved.
If your table already includes an AutoNumber field, Access uses it as the primary key.
If you are using an AutoNumber field as a primary key or as a Replication ID, you should not set this property.
When you delete a row from a table that contains a field that is set to the AutoNumber data type,the value in the AutoNumber field for that row is not always automatically reused.
Note: You should not use an AutoNumber field to keep a count of the records in a table.
The Long Integer field size is used for AutoNumber fields that are not used as replication IDs.
Purpose Use an AutoNumber field to provide a unique value that serves no other purpose than to make each record unique.
Access increments the values in an AutoNumber field whenever you add a new record to a table.
The most common use for an AutoNumber field is as a primary key, especially when no suitable natural key(a key that is based on a data field) is available.
For more information on adding an AutoNumber field, see the article Add an AutoNumber field as a primary key.
In other cases, such as an AutoNumber field, the data type setting for the field prevents you from entering any information at all.
For more information on adding an AutoNumber field, see the article Add an AutoNumber field as a primary key.
In other cases, such as an AutoNumber field, the data type setting for the field prevents you from entering any information at all.
The Replication ID field size is used for AutoNumber fields that are used as replication IDs in a database replica.