Here is mine: I did it! Did I? No, it seems This index is a disease Why this explain query want me to die? Oh, I can see now... I won't cry I wil

Here is mine: I did it! Did I? No, it seems This index is a disease Why this explain query want me to die? Oh, I can see now... I won't cry I will try Mongodb Covered Index to fly But I can't lie It has to scan my collection hard better a compound one, the docs reply my expectations were too high