what are the diffrences between CREATE INDEX [WITH IGNORE_DUPLICATE_KEY OFF]
and CREATE UNIQUE INDEX
it sounds the same!
and if anyone knows when creating a plain INDEX just CREATE INDEX
whether it creates a clustered or nonclustered index
couldnt find an anshwer to that
thanks in advance
Jump to Post
A non-unique index allows duplicates to be inserted where a duplicate is defined as having the exact same values across each of the columns in the index. A unique index will raise an error and rollback an insert or update transaction when this check is failed.
If the CREATE …
All 3 Replies
We're a friendly, industry-focused community of 1.20 million developers, IT pros, digital marketers, and technology enthusiasts learning and sharing knowledge.