(PECL mongo >=0.9.0) Advances the cursor to the next result, and returns that result

(PECL mongo >=0.9.0) Creates a database reference

(PECL mongo >=1.6.0) Get the read preference for this query

(PECL mongo >=0.9.0) Gets this database's profiling level

(PECL mongo >=1.5.0) Checks if there are results that have not yet been sent from the database

(PECL mongo >=1.6.0) Set the read preference for this command

(PECL mongo >=0.9.0) Drops this database public

(PECL mongo >= 0.9.0) Checks if an array is a database reference

(PECL mongo >=0.9.0) Converts keys specifying an index to its identifying string

(PECL mongo >=0.9.0) Limits the number of results returned