Hash Code and Checksum - what's the difference?

Question

My understanding is that a hash code and checksum are similar things - a numeric value, computed for a block of data, that is relatively unique.

i.e. The pr

Answer 1

• hash code(Sip Hash) usually is used for hash tables where access time near O(1)
• check sum(MD5, SHA) is used to indicate data integrity

The main difference is that check sum must me unique while hash code can be the same for different objects