dropIndexes() public method (available since version 2.1) Drops

dropCollection() public method Drops existing collection

dropAllIndexes() public method Drops all indexes for specified

init() public method Initializes the migration.

composeCollectionLogName() protected method Composes string

beginProfile() protected method (available since version 2.1.1) Marks

insert() public method Inserts new data into collection

batchInsert() public method Inserts several new rows into

remove() public method Removes data from the collection

dropIndex() public method Drop indexes for specified column(s)