MYSQL5.8----M4-5
mysql> CREATE TABLE joson( id INT AUTO_INCREMENT PRIMARY KEY, context JSON NOT NULL)//
Query OK, 0 rows affected (0.05 sec)
mysql> DESC joson;
+---------+---------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+---------+---------+------+-----+---------+----------------+
| id | int(11) | NO | PRI | NULL | auto_increment |
| context | json | NO | | NULL | |
+---------+---------+------+-----+---------+----------------+
2 rows in set (0.00 sec) mysql> SELECT JSON_ARRAY(1,2,3,4,"AA","BB");
+-------------------------------+
| JSON_ARRAY(1,2,3,4,"AA","BB") |
+-------------------------------+
| [1, 2, 3, 4, "AA", "BB"] |
+-------------------------------+
1 row in set (0.13 sec) mysql> SELECT JSON_OBJECT(1,2,3,4,"AA","BB")
-> ;
+--------------------------------+
| JSON_OBJECT(1,2,3,4,"AA","BB") |
+--------------------------------+
| {"1": 2, "3": 4, "AA": "BB"} |
+--------------------------------+
1 row in set (0.00 sec)
mysql> SET @data = JSON_OBJECT(1,2,3,4,"AA","BB");
Query OK, 0 rows affected (0.00 sec) mysql> SELECT JSON_PRETTY(@data);
+--------------------------------------+
| JSON_PRETTY(@data) |
+--------------------------------------+
| {
"1": 2,
"3": 4,
"AA": "BB"
} |
+--------------------------------------+
1 row in set (0.08 sec) mysql> DESC joson;
+---------+---------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+---------+---------+------+-----+---------+----------------+
| id | int(11) | NO | PRI | NULL | auto_increment |
| context | json | NO | | NULL | |
+---------+---------+------+-----+---------+----------------+
2 rows in set (0.00 sec) mysql> INSERT INTO joson(context) VALUES(@data);
Query OK, 1 row affected (0.00 sec) mysql> SELECT * FROM joson;
+----+------------------------------+
| id | context |
+----+------------------------------+
| 1 | {"1": 2, "3": 4, "AA": "BB"} |
+----+------------------------------+
1 row in set (0.00 sec)
mysql> SET @a = JSON_ARRAY(1,2,3,4);
Query OK, 0 rows affected (0.00 sec) mysql> SELECT @a;
+--------------+
| @a |
+--------------+
| [1, 2, 3, 4] |
+--------------+
1 row in set (0.00 sec) mysql> SELECT JSON_ARRAY_INSERT(@a,"$[0]","quan");
+-------------------------------------+
| JSON_ARRAY_INSERT(@a,"$[0]","quan") |
+-------------------------------------+
| ["quan", 1, 2, 3, 4] |
+-------------------------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_ARRAY_INSERT(@a,"$[3]","zhi");
+------------------------------------+
| JSON_ARRAY_INSERT(@a,"$[3]","zhi") |
+------------------------------------+
| [1, 2, 3, "zhi", 4] |
+------------------------------------+
1 row in set (0.00 sec)
mysql> SET @a = JSON_ARRAY_INSERT(@a,"$[0]","quan");
Query OK, 0 rows affected (0.00 sec) mysql> SELECT @a;
+----------------------+
| @a |
+----------------------+
| ["quan", 1, 2, 3, 4] |
+----------------------+
1 row in set (0.00 sec) mysql> SET @a = JSON_ARRAY_INSERT(@a,"$[3]","zhi");
Query OK, 0 rows affected (0.00 sec) mysql> SELECT @a;
+-----------------------------+
| @a |
+-----------------------------+
| ["quan", 1, 2, "zhi", 3, 4] |
+-----------------------------+
1 row in set (0.00 sec) mysql> SET @b = JSON_OBJECT("id",11,"name","quanzhiqiang");
Query OK, 0 rows affected (0.00 sec) mysql> SELECT @b;
+------------------------------------+
| @b |
+------------------------------------+
| {"id": 11, "name": "quanzhiqiang"} |
+------------------------------------+
1 row in set (0.00 sec)
mysql> SELECT JSON_INSERT(@b,"$.age",90);
+-----------------------------------------------+
| JSON_INSERT(@b,"$.age",90) |
+-----------------------------------------------+
| {"id": 11, "age": 90, "name": "quanzhiqiang"} |
+-----------------------------------------------+
1 row in set (0.00 sec) mysql> SELECT @a;
+-----------------------------+
| @a |
+-----------------------------+
| ["quan", 1, 2, "zhi", 3, 4] |
+-----------------------------+
1 row in set (0.00 sec) mysql> SELECT @b;
+------------------------------------+
| @b |
+------------------------------------+
| {"id": 11, "name": "quanzhiqiang"} |
+------------------------------------+
1 row in set (0.00 sec)
mysql> SELECT JSON_ARRAY_APPEND(@a,"$[0]","111","$[4]","4444");
+--------------------------------------------------+
| JSON_ARRAY_APPEND(@a,"$[0]","111","$[4]","4444") |
+--------------------------------------------------+
| [["quan", "111"], 1, 2, "zhi", [3, "4444"], 4] |
+--------------------------------------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_ARRAY_APPEND(@b,"$.name","namename");
+--------------------------------------------------+
| JSON_ARRAY_APPEND(@b,"$.name","namename") |
+--------------------------------------------------+
| {"id": 11, "name": ["quanzhiqiang", "namename"]} |
+--------------------------------------------------+
1 row in set (0.00 sec) mysql> SELECT @b;
+------------------------------------+
| @b |
+------------------------------------+
| {"id": 11, "name": "quanzhiqiang"} |
+------------------------------------+
1 row in set (0.00 sec)
mysql> SELECT JSON_SET(@b,"$.id",90,"$.age",99);
+-----------------------------------------------+
| JSON_SET(@b,"$.id",90,"$.age",99) |
+-----------------------------------------------+
| {"id": 90, "age": 99, "name": "quanzhiqiang"} |
+-----------------------------------------------+
1 row in set (0.00 sec) mysql> SELECT @b;
+------------------------------------+
| @b |
+------------------------------------+
| {"id": 11, "name": "quanzhiqiang"} |
+------------------------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_REPLACE(@b,"$.id",90,"$.age",99);
+---------------------------------------+
| JSON_REPLACE(@b,"$.id",90,"$.age",99) |
+---------------------------------------+
| {"id": 90, "name": "quanzhiqiang"} |
+---------------------------------------+
1 row in set (0.00 sec) mysql> SELECT * FROM joson;
+----+------------------------------+
| id | context |
+----+------------------------------+
| 1 | {"1": 2, "3": 4, "AA": "BB"} |
+----+------------------------------+
1 row in set (0.00 sec) mysql> SELECT context FROM joson
-> ;
+------------------------------+
| context |
+------------------------------+
| {"1": 2, "3": 4, "AA": "BB"} |
+------------------------------+
1 row in set (0.00 sec)
mysql> UPDATE joson SET context = JSON_SET(context,"$.sex",1,"$.homw",2);
Query OK, 1 row affected (0.11 sec)
Rows matched: 1 Changed: 1 Warnings: 0 mysql> SELECT * FROM joson;
+----+---------------------------------------------------+
| id | context |
+----+---------------------------------------------------+
| 1 | {"1": 2, "3": 4, "AA": "BB", "sex": 1, "homw": 2} |
+----+---------------------------------------------------+
1 row in set (0.00 sec) mysql> SELECT @c;
+-----------------------+
| @c |
+-----------------------+
| {"sex": 1, "homw": 2} |
+-----------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_REMOVE(@c,"$.sex");
+-------------------------+
| JSON_REMOVE(@c,"$.sex") |
+-------------------------+
| {"homw": 2} |
+-------------------------+
1 row in set (0.00 sec) mysql> SELECT * FROM joson;
+----+---------------------------------------------------+
| id | context |
+----+---------------------------------------------------+
| 1 | {"1": 2, "3": 4, "AA": "BB", "sex": 1, "homw": 2} |
+----+---------------------------------------------------+
1 row in set (0.00 sec) mysql> UPDATE joson SET context = JSON_REMOVE(context,"$.sex");
Query OK, 1 row affected (0.00 sec)
Rows matched: 1 Changed: 1 Warnings: 0 mysql> SELECT * FROM joson;
+----+-----------------------------------------+
| id | context |
+----+-----------------------------------------+
| 1 | {"1": 2, "3": 4, "AA": "BB", "homw": 2} |
+----+-----------------------------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_EXTRACT(context,"$.homw") FROM joson;
+--------------------------------+
| JSON_EXTRACT(context,"$.homw") |
+--------------------------------+
| 2 |
+--------------------------------+
1 row in set (0.00 sec) mysql> SELECT context->"$.homw" FROM joson;
+-------------------+
| context->"$.homw" |
+-------------------+
| 2 |
+-------------------+
1 row in set (0.00 sec) mysql> SELECT @a;
+-----------------------------+
| @a |
+-----------------------------+
| ["quan", 1, 2, "zhi", 3, 4] |
+-----------------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_LENGTH(@a);
+-----------------+
| JSON_LENGTH(@a) |
+-----------------+
| 6 |
+-----------------+
1 row in set (0.00 sec) mysql> SELECT @b;
+------------------------------------+
| @b |
+------------------------------------+
| {"id": 11, "name": "quanzhiqiang"} |
+------------------------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_LENGTH(@b);
+-----------------+
| JSON_LENGTH(@b) |
+-----------------+
| 2 |
+-----------------+
1 row in set (0.00 sec) mysql> SELECT JSON_CONTAINS_PATH(@b,"one","$.id");
+-------------------------------------+
| JSON_CONTAINS_PATH(@b,"one","$.id") |
+-------------------------------------+
| 1 |
+-------------------------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_CONTAINS_PATH(@b,"one","$.idd");
+--------------------------------------+
| JSON_CONTAINS_PATH(@b,"one","$.idd") |
+--------------------------------------+
| 0 |
+--------------------------------------+
1 row in set (0.00 sec) mysql> SELECT JSON_CONTAINS_PATH(@b,"one","$.id","$[11]");
+---------------------------------------------+
| JSON_CONTAINS_PATH(@b,"one","$.id","$[11]") |
+---------------------------------------------+
| 1 |
+---------------------------------------------+
1 row in set (0.00 sec) mysql> SELECT @a;
+-----------------------------+
| @a |
+-----------------------------+
| ["quan", 1, 2, "zhi", 3, 4] |
+-----------------------------+
1 row in set (0.00 sec)
mysql> SELECT JSON_CONTAINS(@a,"1","$[1]");
+------------------------------+
| JSON_CONTAINS(@a,"1","$[1]") |
+------------------------------+
| 1 |
+------------------------------+
1 row in set (0.00 sec) mysql> SELECT @a;
+-----------------------------+
| @a |
+-----------------------------+
| ["quan", 1, 2, "zhi", 3, 4] |
+-----------------------------+
1 row in set (0.00 sec)
mysql> SELECT JSON_CONTAINS(@a,"1");
+-----------------------+
| JSON_CONTAINS(@a,"1") |
+-----------------------+
| 1 |
+-----------------------+
1 row in set (0.00 sec)
mysql> SELECT JSON_CONTAINS(@a,"3");
+-----------------------+
| JSON_CONTAINS(@a,"3") |
+-----------------------+
| 1 |
+-----------------------+
1 row in set (0.00 sec)
MYSQL5.8----M4-5的更多相关文章
- Red Hat5.5 install Generic mysql-5.7.10
1.确认以下依赖包已安装 [ncurses ncurses-devel openssl-devel bison autoconf automake bison gcc m4 libtool make ...
- Red Hat5下源码安装mysql5.6过程记录
1.安装cmake包 [root@edu soft]# tar -xzf cmake-.tar.Z [root@edu soft]# cd cmake- [root@edu cmake-]# ./co ...
- 年终福利，PHP7+Apache2.4+MySQL5.6 源码编译安装，环境配置，搭建你自己的LAMP环境
PHP7 都出来了,你还在玩PHP5吗? MySQL5.6 早都出来了,你还在玩MySql5.2吗? Apache2.4 早都出来了,你还在玩Apache2.2吗? 笔者不才,愿意亲自搭建环境,供搭建 ...
- Centos6.7安装Apache2.4+Mysql5.6+Apache2.4
首先说下思路,因为一开始系统上已经跑了一套完成的 PHP 环境,那时候都是快速自动安装的,如果是跑一些5.3以下版本的话,很简单,几个指令,10分钟搞定了. 但现在要升级,彻底一点的话,唯有推倒重来了 ...
- [Ubuntu] Ubuntu14.04 64bit 编译安装nginx1.7+php5.4+mysql5.6
我的操作系统是Ubuntu14.04,其它linux系统的操作流程类似. 主要安装的软件是nginx1.7+php5.4+mysql5.6 1. 创建必要目录 sudo mkdir ~/setup s ...
- CentOS6.6系统源代码安装mysql5.5.28教程（附源码包下载地址）+sysbench的安装
mysql从5.5版本开始,不再使用./configure编译,而是使用cmake编译器,具体的cmake编译参数可以参考mysql官网文档(※ 非常重要) http://dev.mysql.com/ ...
- centos下编译安装mysql5.6
CentOS 6.4下编译安装MySQL 5.6.14 参考:http://www.cnblogs.com/xiongpq/p/3384681.html 概述: CentOS 6.4下通过yum安装的 ...
- centos6.7编译安装mysql5.7.17
centos6.7编译安装mysql5.7.17 2017-03-24 09:57:15 提示:mysql5.7.17和之前5.56以前的版本安装不一样,需要用cmake 另外,看本文档的mysql编 ...
- CentOS 7.2mini版本下编译安装php7.0.10+MySQL5.7.14+Nginx1.10
一.安装前的准备工作 1.yum update #更新系统 2.yum install gcc gcc-c++ autoconf automake cmake bison m4 libxml2 ...
- mysql5.7-Group Replication
什么是Group Replication 基于组的复制(Group-based Replication)是一种被使用在容错系统中的技术.Replication-group(复制组)是由能够相互通信的多 ...
随机推荐
- beta事后分析
设想和目标 1. 我们的软件要解决什么问题?是否定义得很清楚?是否对典型用户和典型场景有清晰的描述? 软件要解决的问题是是开发一个简易方便,为用户带来便捷且功能齐全的表情包管理小程序: 预期的典型用户 ...
- [技术博客]大闸蟹的技术博客，通过gitlab api进行用户批量创建
技术博客--通过gitlab api批量注册用户 gitlab登录界面本身提供了register功能,但需要手工一个个添加,对于一次性会添加整个班级的学生的软工平台来说并不科学合理.使用gitlab ...
- zuul的各种配置
我们知道我们前台要展示数据给用户看,这中间可能涉及到从后端的多个微服务进行获取数据.比如获取用户信息需要用到用户微服务.获取商品信息需要获取商品微服务.创建订单需要调用订单微服务,而各个微服务可能分布 ...
- Noip模拟29（瞎眼忌） 2021.8.3
T1 最长不下降子序列 在此记录自己的瞎眼... 考场上像一个傻$der$,自己为了防范上升序列和不下降序列的不同特意的造了一组$hack$数据来卡自己:(第一行是序列长度,第二行是序列) 6 1 5 ...
- JAVA笔记4__static关键字/对象数组/foreach/方法的可变参数
/** * static关键字:修饰属性(实质就是全局变量).方法(无需本类的对象即可调用此方法).类. * 1.static方法只能调用static方法 * 2.static方法只能访问static ...
- HTML基础强化
1.如何理解HTML? HTML类似于一份word"文档" 描述文档的"结构" 有区块和大纲 2.对WEB标准的理解? Web标准是由一系列标准组合而成.一个网 ...
- 【http】https加速优化
目录 前言 HTTPS 的连接很慢 https 步骤简要划分 握手耗时 证书验证 CRL OCSP 硬件优化 软件优化 软件升级 协议优化 证书优化 会话复用 会话票证 预共享密钥 前言 主要记录 h ...
- 使用psftp向服务器上传文件
老师刚才说想用psftp上传文件到服务器,我之前没听过,学了一下,总结下.我们用PSFTP主要也就是上传和下载. PSFTP是PuTTY SFTP客户端,用于本地与服务器间安全传输文件(使用SSH连接 ...
- springboot如何通过apollo动态去注册dubbo服务
参考相关文章: apollo官方文档: https://dubbo.apache.org/zh/docs/v2.7/user/configuration/configuration-load-pro ...
- 力扣 - 剑指 Offer 59 - I. 滑动窗口的最大值
题目 剑指 Offer 59 - I. 滑动窗口的最大值 思路1(单调队列) 使用单调(递减)队列,保持队列中的元素是递减顺序,队列头保存的是当前窗口中最大的元素 首先先模拟建立第一个窗口,同时获取第 ...