Vedis Built-in Commands - Key/Value.

Command

EXISTS key

Description

Check if a key already exists in the datastore.

Return value

Boolean: TRUE if key exists. FALSE otherwise.

Example

Refer to the download page for some C/C++ samples on how to invoke this command from your host application.

vedis> EXISTS no_such_key
(false)
vedis> SET test "Hello"
(true)
vedis> EXISTS test
(true)