Vedis Built-in Commands - Hash.

Command

HDEL key field [field2,...]

Description

Removes the specified fields from the hash stored at key. Specified fields that do not exist within this hash are ignored. If key does not exist, it is treated as an empty hash and this command returns 0.

Return value

Integer: Total number of fields removed.

Example

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

vedis> HMSET config path "/usr/local/etc" pid 1024
2
vedis> HDEL config pid
1
vedis> HGET config pid
null