Working with database

Selecting database

client = Monga::Client.new
db = client["myDb"]

Running commands

req = db.cmd(getLastError: 1)
req.callback{ |resp| }
req.errback{ |err| raise err }

Creating/Dropping Collections

collection = db["myCollection"]
db.create_collection("myCollection")
#=> Deferrable
db.create_collection("cappedCollection", capped: true, size: 1024*10)
#=> Deferrable
db.drop_collection("cappedCollection")
#=> Deferrable
# Same as
collection.drop

Evaluating javascript

db.eval("some raw javascript")

Indexes

collection = db["myCollection"]
collection.ensure_index(title: 1)
# Drop all indexes
db.drop_indexes("myCollection")
# same as
collection.drop_indexes
# drop single index
db.drop_indexes("myCollection", title: 1)
# same as
collection.drop_index(title: 1)