From 105b374b387886fa18cfdd383184943818da3646 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Sun, 11 Oct 2026 15:57:50 +0800
Subject: [PATCH] =?UTF-8?q?javaEEday07-DQL-Select-=E5=88=86=E9=A1=B5?=
 =?UTF-8?q?=E6=9F=A5=E8=AF=A2?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 mysql-day02-DQL.sql | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/mysql-day02-DQL.sql b/mysql-day02-DQL.sql
index 1899b57..b184f3e 100644
--- a/mysql-day02-DQL.sql
+++ b/mysql-day02-DQL.sql
@@ -146,4 +146,30 @@ select * from tb_emp order by entrydate asc,id desc;
 select * from tb_emp where name like '%张%'
                        and gender = 1
                        and entrydate between '2000-01-01' and '2010-01-01'
-order by update_time asc;
\ No newline at end of file
+order by update_time asc;
+
+
+
+--  =================== 分页查询 ======================
+-- 1. 查询第1页员工数据, 每页展示10条记录
+select * from tb_emp limit 10; -- 如果是0索引开始取，是可以省略，建议别省略
+
+select * from tb_emp limit 0,10;
+
+-- 2. 查询第2页员工数据, 每页展示10条记录
+select * from tb_emp limit 10,10;
+
+-- 3. 查询第3页员工数据, 每页展示10条记录
+select * from tb_emp limit 20,10;
+
+-- 分页的公式：页码（page）和每页显示的数量(pageNum)----->起始索引 = (页码 - 1)*每页显示的数量
+
+-- 练习 : 员工管理列表查询 , 根据最后操作时间, 进行倒序排序 进行分页显示，一页显示5条，显示第二页的数据
+-- 条件 : name , gender , entrydate
+
+select * from tb_emp
+where name like '%张%'
+  and gender = 1
+  and entrydate between '2000-01-01' and '2020-01-01'
+order by update_time desc
+limit 5,5;
\ No newline at end of file