历史排班

models/his_models.go

 	SocialSecurityDirectoryCode string  `gorm:"column:social_security_directory_code" json:"social_security_directory_code" form:"social_security_directory_code"`
 	RecordDate                  int64   `gorm:"column:record_date" json:"record_date" form:"record_date"`
 	IsPrint                     int64   `gorm:"column:is_print" json:"is_print" form:"is_print"`
+	FirstLetter                 string  `gorm:"column:first_letter" json:"first_letter" form:"first_letter"`
 }
 
 func (XtHisProject) TableName() string {