From fc61ff333b19d027c9a7b03e36791c9718d452e7 Mon Sep 17 00:00:00 2001
From: wangzc <leavesformsn@hotmail.com>
Date: Sat, 8 Jul 2023 23:38:06 +0800
Subject: [PATCH] Fix begin in an exist transaction error

---
 finisher_api.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/finisher_api.go b/finisher_api.go
index f80aa6c0..ac3ce422 100644
--- a/finisher_api.go
+++ b/finisher_api.go
@@ -672,6 +672,8 @@ func (db *DB) Begin(opts ...*sql.TxOptions) *DB {
 		tx.Statement.ConnPool, err = beginner.BeginTx(tx.Statement.Context, opt)
 	case ConnPoolBeginner:
 		tx.Statement.ConnPool, err = beginner.BeginTx(tx.Statement.Context, opt)
+	case TxCommitter:
+		// ignore begin function to continue exist transaction
 	default:
 		err = ErrInvalidTransaction
 	}