Index
SYMBOL
_id (primary key field), 2nd 
_id field, for replica set members 
. (dot operator), with queries 
$atomic (to prevent yielding) 
$box (spatial query selector) 
$center (spatial query selector) 
$centerSphere (spatial query selector) 
$cmd collection 
$cmd.sys.inprog (virtual collection for current op) 
$cmd.sys.unlock (unlock command path) 
$elemMatch (query operator) 
$in (query operator) 
$maxElement (explain field) 
$maxKey 
$minElement (explain field) 
$minKey 
$mod (query operator) 
$natural (sort modifier), for querying the oplog 
$natural (sort operator), 2nd 
$near (spatial index query selector) 
$nearSphere (spatial query selector) 
$regex (query operator) 
$slice (projection operator) 
$type (query operator) 
$unset 
$within (spatial query selector) 
10gen
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32-bit architecture 
32-bit integer 
64-bit architecture 
64-bit integer