mongoDB 高级Query文档

Advanced Queries

• Intro
• Retrieving a Subset of Fields
• Conditional Operators
  • <, <=, >, >=
  • $all
  • $exists
  • $mod
  • $ne
  • $in
  • $nin
  • $nor
  • $or
  • $and
  • $size
  • $type
• Regular Expressions
• Value in an Array
  • $elemMatch
• Value in an Embedded Object
• Meta operator: $not
• Javascript Expressions and $where
• Cursor Methods
  • count()
  • limit()
  • skip()
  • snapshot()
  • sort()
  • batchSize()
• Meta query operators
  • $returnKey
  • $maxScan
  • $orderby
  • $explain
  • $snapshot
  • $min and $max
  • $showDiskLoc
  • $hint
  • $comment
• group()
• See Also