code clean;

add more data

gears/sql/last_name.sql

+-- MySQL dump 10.13  Distrib 8.0.26, for macos11.3 (x86_64)
+--
+-- Host: localhost    Database: studio
+-- ------------------------------------------------------
+-- Server version	8.0.26
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8mb4 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `last_name`
+--
+
+DROP TABLE IF EXISTS `last_name`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `last_name` (
+  `label` char(8) NOT NULL,
+  `sex_tend` char(1) DEFAULT NULL,
+  PRIMARY KEY (`label`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `last_name`
+--
+
+LOCK TABLES `last_name` WRITE;
+/*!40000 ALTER TABLE `last_name` DISABLE KEYS */;
+INSERT INTO `last_name` VALUES ('一','n'),('丽','f'),('之','n'),('云','n'),('依依','f'),('俊','n'),('刚','m'),('利国','m'),('利民','m'),('勇','m'),('娟','f'),('媛','f'),('小小','f'),('希夷','n'),('强','m'),('志勇','m'),('志强','m'),('扬','n'),('敏','n'),('智','n'),('月','n'),('有德','m'),('林','m'),('柔','f'),('森','m'),('毅','m'),('洁','f'),('烈','m'),('玲','f'),('秀','n'),('秀丽','f'),('秀莉','f'),('粤','n'),('绢','f'),('腾','m'),('芝','n'),('芬','f'),('芳','f'),('英','n'),('莉','f'),('莉娅','f'),('越','n'),('跃','n'),('远','n'),('鑫','n'),('雄','m'),('雪','f'),('骏','m'),('鸥','n');
+/*!40000 ALTER TABLE `last_name` ENABLE KEYS */;
+UNLOCK TABLES;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2022-07-13 21:26:10

gears/sql/zh_names.sql

+insert into zh_name(first_name, last_name, sex_tend)
+select f.label, l.label, l.sex_tend
+from first_name as f
+    cross join last_name  as l;
+