dropCollection() public method Drops existing collection

dropAllIndexes() public method Drops all indexes for specified

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

composeCollectionLogName() protected method Composes string

init() public method Initializes the migration.

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

batchInsert() public method Inserts several new rows into

remove() public method Removes data from the collection

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

insert() public method Inserts new data into collection