![gecong1973](/assets/img/avatar_default.png)
ZaqarClient does a full replacement when "set metadata", add help message to avoid misleading. Change-Id: I7ea8195a8786e0e530f5ffa9207be752a1eb0577
ZaqarClient does a full replacement when "set metadata", add help message to avoid misleading. Change-Id: I7ea8195a8786e0e530f5ffa9207be752a1eb0577