(PECL mongo >=1.3.3) Get the read preference for this query

(PECL mongo >=1.5.0) Advances the cursor to the next result

(PECL mongo >=0.9.0) Repairs and compacts this database

(PECL mongo >=0.9.2) Execute a database command

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

(PECL mongo >=1.1.0) Change slaveOkay setting for this connection

(PECL mongo >=1.0.1) Deserializes a BSON object into a PHP array

(PECL mongo >=1.5.0) Limits the number of elements returned in one batch.

(PECL mongo >= 1.0.8) Create a dummy MongoId

(PECL mongo >=1.3.0) Get the read preference for this database