Set the respective fields to the respective values. HMSET replaces old values with new values.
<p>
If key does not exist, a new key holding a hash is created.
<p>
<b>Time complexity:</b> O(N) (with N being the number of fields)
@param key
@param hash
@return Always OK because HMSET can't fail
Set the respective fields to the respective values. HMSET replaces old values with new values. <p> If key does not exist, a new key holding a hash is created. <p> <b>Time complexity:</b> O(N) (with N being the number of fields) @param key @param hash @return Always OK because HMSET can't fail