英語 での A primary key の使用例とその 日本語 への翻訳
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For a primary key association, add the following mappings to Employee and Person, respectively.
A primary key or unique index on a Cluster table normally takes up 31 to 35 bytes per record.
Since the warehouse is a primary key, it is a rule that it can not be registered and not registered.
Tables are partitioned based on a primary key that is specified by you, the developer.
If your table uses a primary key column name other than id, you may specify it as the fourth parameter.
Even write-only log tables often have a primary key and a respective index.
If there is the possibility that the value of a primary key specified in Asprova is NULL, please select the full text type.
If you do not specify a primary key, all caches in that model will be cleared.
A primary key must be set for all MySQL tables for FlyData Sync to replicate.
If reference is made to a primary key from another table, this is termed a foreign key. .
When you use a primary key as a common field, it is called a foreign key in the second table.
This code adds an item that has a primary key(year, title) and info attributes.
When a primary key from one table appears in another table, it is called a foreign key. .
When a primary key consists of multiple fields, it is called a composite key. .
If you have a primary key in the table then you can specify the exact row.
(Because it is an automatic number assignment, a primary key is assigned in the service. insert method.).
They will also have a primary key, distinguishing each occurrence of the entity.
Main key handling Even when using views, you need a primary key.