fix doc error

4 years ago · 09340e82a7
parent 6c4a4be5d2
commit 09340e82a7
1 changed files with 4 additions and 6 deletions
--- a/doc/shorturl.md
+++ b/doc/shorturl.md
@ -405,11 +405,9 @@
  ```sql
  CREATE TABLE `shorturl`
  (
-    `id` bigint(10) NOT NULL AUTO_INCREMENT,
-    `key` varchar(255) NOT NULL DEFAULT '' COMMENT 'shorten key',
-    `url` varchar(255) DEFAULT '' COMMENT 'original url',
-    PRIMARY KEY(`id`),
-    UNIQUE KEY `key_index`(`key`)
+    `shorten` varchar(255) NOT NULL COMMENT 'shorten key',
+    `url` varchar(255) NOT NULL COMMENT 'original url',
+    PRIMARY KEY(`shorten`)
  ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
  ```