A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.
A foreign can have null values and it can have duplicate values.