1

dataset.go

@@ -9,6 +9,12 @@ type DataSet struct {
 	rows    *sql.Rows
 	columns []string
 	values  []interface{}
+	numOfReaded int64
+}
+
+//已读取函数(调用Next成功的次数)
+func (this *DataSet) NumOfReaded() int64 {
+	return this.numOfReaded
 }
 
 func (this *DataSet) Next() bool {
@@ -16,6 +22,7 @@ func (this *DataSet) Next() bool {
 	if !ret {
 		return ret
 	}
+	this.numOfReaded += 1
 	this.GetColumns()
 	this.values = []interface{}{}
 	for i := 0; i < len(this.columns); i++ {