From f579c724c6bac082ed1dd7470156c1eccbd82f3b Mon Sep 17 00:00:00 2001
From: jflyfox <zcool321@sina.com>
Date: Fri, 22 Jan 2021 23:21:29 +0800
Subject: [PATCH] fix issue in batch number for package gdb

---
 .../database/gdb/mysql/gdb_batch_insert.go    | 24 +++++++++++++++++++
 database/gdb/gdb_core.go                      |  2 +-
 2 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 .example/database/gdb/mysql/gdb_batch_insert.go

diff --git a/.example/database/gdb/mysql/gdb_batch_insert.go b/.example/database/gdb/mysql/gdb_batch_insert.go
new file mode 100644
index 000000000..171bb9fb4
--- /dev/null
+++ b/.example/database/gdb/mysql/gdb_batch_insert.go
@@ -0,0 +1,24 @@
+package main
+
+import (
+	"fmt"
+	"github.com/gogf/gf/frame/g"
+)
+
+func main() {
+	db := g.DB()
+	db.SetDebug(true)
+	list := make(g.List, 0)
+	for i := 0; i < 100; i++ {
+		list = append(list, g.Map{
+			"name": fmt.Sprintf(`name_%d`, i),
+		})
+	}
+	r, e := db.Table("user").Data(list).Batch(2).Insert()
+	if e != nil {
+		panic(e)
+	}
+	if r != nil {
+		fmt.Println(r.LastInsertId())
+	}
+}
diff --git a/database/gdb/gdb_core.go b/database/gdb/gdb_core.go
index 12c0d25c1..5ccdc2516 100644
--- a/database/gdb/gdb_core.go
+++ b/database/gdb/gdb_core.go
@@ -690,7 +690,7 @@ func (c *Core) DoBatchInsert(link Link, table string, list interface{}, option i
 			}
 		}
 		valueHolder = append(valueHolder, "("+gstr.Join(values, ",")+")")
-		if len(values) == batchNum || (i == listMapLen-1 && len(values) > 0) {
+		if len(valueHolder) == batchNum || (i == listMapLen-1 && len(valueHolder) > 0) {
 			r, err := c.DB.DoExec(
 				link,
 				fmt.Sprintf(