When Naruto and Sasuke battle after they defeat Kaguya, they end up both losing an arm. Tsunade implants a certain cell inside Naruto's missing arm's side to let it grow back.
Sasuke only have one arm in Naruto:Boruto The Movie because he lost his arm on his fight with naruto. Naruto's final rasengan and Sasuke's chidori made an explosion. It resulted in lose one arm of naruto and sasuke.
At the end of the shippuden series, naruto and sasuke both loose and arm in their final fight. Naruto regains his arm by using the 2nd hokage's cells which is why he has to keep it wrapped up, he he doesn't have his faux arm will turn into a tree.
In contrast, Naruto's arm was recreated using Hashirama's cells, but bandaged to avoid looking like the evil White Zetsu. He considers it his greatest invention, because it's attuned to Naruto's chakra, not an easy feat considering Naruto has Kurama, the Nine-Tails Fox, inside him.
If the user performing the update does not realize the data is stored redundantly, the update will not be done properly. A deletion anomaly is the unintended loss of data due to deletion of other data. An insertion anomaly is the inability to add data to the database due to absence of other data.
Bubble sort always takes one more pass over array to determine if it's sorted. On the other hand, insertion sort not need this -- once last element inserted, algorithm guarantees that array is sorted. Bubble sort does n comparisons on every pass.