From 3be7cce27a6ad6f57551dfd6b3aba7b1ee3f2769 Mon Sep 17 00:00:00 2001
From: qiankanghui <kanghui.qian@xujiesoft.com>
Date: Tue, 18 Aug 2026 17:25:02 +0800
Subject: [PATCH] first commit

---
 README.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 README.md

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..915bc0d
--- /dev/null
+++ b/README.md
@@ -0,0 +1,18 @@
+#springboot
+
+SpringBoot Web, JPA, DevTools,MySQL, Freemarker, Bootstrap 
+
+
+```MySQL
+load data local infile 'f:\321.csv' into table importexcel fields terminated by '\t';
+
+insert into sku (sku_barcode, sku_name, sku_spec, sku_unit) 
+select C2, C1, C5, C4  from importexcel
+ 
+ALTER TABLE `sku`
+ 	DROP INDEX `sku_barcode`,
+ 	ADD UNIQUE INDEX `sku_barcode` (`sku_barcode`);
+ 	
+select sku_barcode,min(id) from sku group by sku_barcode having count(*) > 1 	
+
+```
\ No newline at end of file