(PECL mongo >=1.1.0) Get slaveOkay setting for this database

(PECL mongo >=0.9.4) Sets whether this cursor will be left open after fetching the last results

(PECL mongo >=0.9.2) Return an explanation of the query, often useful for optimization and debugging

(PECL mongo >=0.9.2) Performs an operation similar to SQL's GROUP BY command

(PECL mongo >=0.9.0) Create a new cursor public

(PECL mongo >= 0.9.0) Fetches the object pointed to by a reference

(PECL mongo >=1.2.11) Retrieve a list of distinct values for the given key across a collection.

(PECL mongo >=1.5.0) Get the write concern for this connection

(PECL mongo >=0.9.0) String representation of this collection

(PECL mongo >=1.3.0) Connects to a database server