It's not a bamboo but what we call 'Lucky Bamboo' is a popular decorative indoor plant that is popular in feng shui and its real name is Draceana sanderiana and its a member of the lily family. It is said to bring good luck and is widely used in homes. offices and yes, chinese restaurants. Dracaena sanderiana 'Gold' is a lovely form, same green foliage, golden lime green edges.
The 'Lucky' part of the name has meaning in the area of Feng Shui with the number of stalks having different meanings. The bamboo bit, well the stalks look a little like bamboo. But what does it mean?

This all depends on the number of stalks and patterns.The number of stalks in a Lucky Bamboo planting is significant with three stalks for happiness, five stalks for wealth and six stalks for health. (four stalks is bad luck, so never four stalks)