rollback
B2CEFR level
35/100Rarity: fairly common
TechnicalRegister
The reversal of a change to restore the previous known-good state when a release fails.
When the deploy corrupted orders, we triggered the rollback and were live again within twenty minutes.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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