Redis Transactions: WATCH key [key ...]
Description
Redis WATCH command is used to mark the given keys to be watched for conditional execution of a transaction.
Syntax:
WATCH key [key ...]
Available since
2.2.0.
Return Value
Simple string reply: always OK.
Return Value Type
String
Example:
127.0.0.1:6379> WATCH zset OK 127.0.0.1:6379> MULTI OK 127.0.0.1:6379> ZREM zset element QUEUED 127.0.0.1:6379> EXEC 1) (integer) 0
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