Tsitaat Oracle dokumentatsioonist: "This feature is most useful in data warehousing situations, because it lets you load large amounts of data while also saving space by not having an index. This setting lets you load data from a nonpartitioned table into a partitioned table using the exchange_partition_subpart clause of the ALTER TABLE statement or using SQL*Loader. All other modifications to the table (inserts, updates, and deletes) by other SQL statements are disallowed."
Ühesõnaga, tabelis olevad andmed peavad kitsendusele vastama, kuid uute andmete lisamisel kontrolli ei teostata. Andmeid saab sellisesse tabelisse lisada just SQL*Loader abil.
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