redis WATCH command
Translation results：
watch
UK[wɒtʃ] US[wɑ:tʃ]
vt. Watch, pay attention; guard, monitor; wait (for opportunities, etc.); pay close attention
n. Watch; night watch, duty; guard, surveillance; person on duty
vi.Watch; watch; watch; guard
Third person singular: watches Plural: watches Now Participle: watching Past tense: watched Past participle: watched
redis WATCH commandsyntax
Function:Monitor one (or more) keys. If this (or these) keys are changed by other commands before the transaction is executed, the transaction will be interrupted.
Syntax: WATCH key [key ...]
Available versions: >= 2.2.0
Time complexity: O(1).
Return: Always returns OK.
redis WATCH commandexample
redis> WATCH lock lock_times OK