[UnRaid vs Raid]

so we can recover data on the 2 drives if 2 drives fails if we have 2 parity drives in Unraid

[UnRaid vs Raid]

Newbie here...

• I want to know what is unraid and how it differs from raid.
• Which is better raid or unraid
• i understand how 1 parity drive can be used to recover data if one drive fails but if two drive fails will the data on those 2 drives are lost can we recover it using parity drive
• how 2 parity drive works and how 2 drives can be recovered when 2 drives fail
• and can you link some articles and videos and anything related to unraid that will help me understand more about unraid like i said i am a newbie