**********************************
GET DB NAME
**********************************
To get current DB name use :
> db.getName()
test
**********************************
GET PREVIOUS ERROR IN SESSION
**********************************
To get previous error for the MongoDB use below query :
> db.getPrevError()
{ "err" : null, "n" : 0, "nPrev" : -1, "ok" : 1 }
**********************************
CHECK MONGODB hostInfo
**********************************
To get the host info for the MongoDB use below query :
> db.hostInfo()
{
"system" : {
"currentTime" : ISODate("2016-08-19T15:12:29.998Z"),
"hostname" : "OMA-508353L",
"cpuAddrSize" : 64,
"memSizeMB" : 16009,
"numCores" : 8,
"cpuArch" : "x86_64",
"numaEnabled" : false
},
"os" : {
"type" : "Windows",
"name" : "Microsoft Windows 7",
"version" : "6.1 SP1 (build 7601)"
},
"extra" : {
"pageSize" : NumberLong(4096)
},
"ok" : 1
}