事务单条查询增加默认条件

transaction_chain.go

@@ -394,7 +394,8 @@ func (this *TxQuery) Select() ([]map[string]string, error) {
  * return row error
  */
 func (this *TxQuery) Find() (map[string]string, error) {
-
+	this.page = 1
+	this.page_size = 1
 	err := this.QueryStmt()
 	if err != nil {
 		return map[string]string{}, err