增加把default null类型字段设置为sql.NullXXX类型

data/config/MyIni.go

@@ -25,7 +25,8 @@ type Config struct {
 	IsGUI                bool              `yaml:"is_gui"` //
 	IsTableName          bool              `yaml:"is_table_name"`
 	IsNullToPoint        bool              `yaml:"is_null_to_point"` // null to porint
-	TablePrefix          string            `yaml:"table_prefix"`     // 表前缀
+	IsNullToSqlNull      bool              `yaml:"is_null_to_sql_null"`
+	TablePrefix          string            `yaml:"table_prefix"` // 表前缀
 	SelfTypeDef          map[string]string `yaml:"self_type_define"`
 	OutFileName          string            `yaml:"out_file_name"`
 	WebTagType           int               `yaml:"web_tag_type"`              // 默认小驼峰
@@ -226,6 +227,14 @@ func GetIsNullToPoint() bool {
 	return _map.IsNullToPoint
 }
 
+func SetIsNullToSqlNull(b bool) {
+	_map.IsNullToSqlNull = b
+}
+
+func GetIsNullToSqlNull() bool {
+	return _map.IsNullToSqlNull
+}
+
 // SetTablePrefix set table prefix
 func SetTablePrefix(t string) {
 	_map.TablePrefix = t