#EXISTS

Works at the keyspace layer rather than on a single concrete data type.

#Syntax

EXISTS <key> [key ...]

#Parameters

• key: Primary key to read or mutate.

#Returns

Returns an integer count, length, or mutation result.

#Examples

EXISTS user:1 user:2 user:3

#BetterKV Notes

• Group: Keyspace.
• Access: Read-only.
• Status: Implemented in BetterKV and safe to use for read paths.