Dragon fruit is very popular in india.  It is a member of the cactus family and climbing Plant. The plant is being cultivated in most of the southern, Western and north eastern states as a commercial crop. 
Even the plant is becoming very popular among backyard growers and as an ornamental plant.
Plant can be grown by cutting 
For proper growth plants require full sunlight.  Plant is a creeper type so it requires support. It could be a column or any other piller.