Thus, an unindexed database may be fine on a small amount of data as full table scans are still quick in computer terms. But once it gets big enough, you need to index it.
Thus, an unindexed database may be fine on a small amount of data as full table scans are still quick in computer terms. But once it gets big enough, you need to index it.
But if you want to search by *first* name, or address, you need to do a "full table scan" in database terms -- look at every page in the book.
But if you want to search by *first* name, or address, you need to do a "full table scan" in database terms -- look at every page in the book.
But I do say that I don't knowingly bet when I know the odds are against me.
But I do say that I don't knowingly bet when I know the odds are against me.