Godeps/_workspace/src/gopkg.in/mgo.v2/session.go
func (q *Query) SetMaxScan(n int) *Query {
	q.m.Lock()
	q.op.options.MaxScan = n
	q.op.hasOptions = true
	q.m.Unlock()
	return q
}
func (q *Query) SetMaxScan(n int) *Query {
	q.m.Lock()
	q.op.options.MaxScan = n
	q.op.hasOptions = true
	q.m.Unlock()
	return q
}
func ( q * Query ) SetMaxScan ( n int ) * Query { q . m . Lock ( ) q . op . options . MaxScan = n q . op . hasOptions = true q . m . Unlock ( ) return q }
// SetMaxScan constrains the query to stop after scanning the specified
// number of documents.
//
// This modifier is generally used to prevent potentially long running
// queries from disrupting performance by scanning through too much data.
SetMaxScan constrains the query to stop after scanning the specified number of documents . This modifier is generally used to prevent potentially long running queries from disrupting performance by scanning through too much data .