#DECRBY

Works with string values and bitmap-style string operations.

#Syntax

DECRBY <key> <decrement>

#Parameters

• key: Primary key to read or mutate.
• decrement: Numeric amount subtracted atomically from the current value.

#Returns

Returns a Redis-compatible reply whose exact shape depends on the command and selected options.

#Examples

DECRBY inventory:sku:1 5

#BetterKV Notes

• Group: String.
• Access: Write.
• Status: Implemented in BetterKV and mutates server state or stored data.