> db.users.find({"$or":[{"LASTNAME":{"$regex":"^Schm"}},{"LASTNAME":{"$regex":"^schm"}},{"LASTNAME":{"$regex":"^SCHM"}}]}).sort({ "LASTNAME":1,"FIRSTNAME":1,"EMAIL":1,"CITY":1,"STATUS":1}).explain()
{
        "cursor" : "BtreeCursor LASTNAME_1_FIRSTNAME_1_EMAIL_1_CITY_1_STATUS_1",
        "isMultiKey" : false,
        "n" : 1771,
        "nscannedObjects" : 1771,
        "nscanned" : 382423,
        "nscannedObjectsAllPlans" : 1771,
        "nscannedAllPlans" : 382423,
        "scanAndOrder" : false,
        "indexOnly" : false,
        "nYields" : 2,
        "nChunkSkips" : 0,
        "millis" : 1487,
        "indexBounds" : {
                "LASTNAME" : [
                        [
                                {
                                        "$minElement" : 1
                                },
                                {
                                        "$maxElement" : 1
                                }
                        ]
                ],
                "FIRSTNAME" : [
                        [
                                {
                                        "$minElement" : 1
                                },
                                {
                                        "$maxElement" : 1
                                }
                        ]
                ],
                "EMAIL" : [
                        [
                                {
                                        "$minElement" : 1
                                },
                                {
                                        "$maxElement" : 1
                                }
                        ]
                ],
                "CITY" : [
                        [
                                {
                                        "$minElement" : 1
                                },
                                {
                                        "$maxElement" : 1
                                }
                        ]
                ],
                "STATUS" : [
                        [
                                {
                                        "$minElement" : 1
                                },
                                {
                                        "$maxElement" : 1
                                }
                        ]
                ]
        },
        "server" : "JARVISMOBIL:27017"
}