ThinkPHP5 动态连接数据库 - 01
MySQL :
CREATE DATABASE IF NOT EXISTS `db1` DEFAULT CHARACTER SET utf8 ;
USE `db1`;
CREATE TABLE IF NOT EXISTS `think_data`(
`user_id` INT(8) UNSIGNED NOT NULL AUTO_INCREMENT,
`user_name` VARCHAR(255) NOT NULL COMMENT '名称',
PRIMARY KEY (`user_id`) ) ENGINE=INNODB DEFAULT CHARSET=utf8 ;
INSERT INTO `think_data`(`user_id`,`user_name`)
VALUES (1,'Tim'),(2,'Jason'),(3,'Tom'),(4,'Jack'),(5,'Frank'),(6,'Tina'),(7,'Suman'),(8,'Linda');
CREATE DATABASE IF NOT EXISTS `db2` DEFAULT CHARACTER SET utf8 ;
USE `db2`;
CREATE TABLE IF NOT EXISTS `think_data`(
`user_id` INT(8) UNSIGNED NOT NULL AUTO_INCREMENT,
`user_name` VARCHAR(255) NOT NULL COMMENT '名称',
PRIMARY KEY (`user_id`) ) ENGINE=INNODB DEFAULT CHARSET=utf8 ;
INSERT INTO `think_data`(`user_id`,`user_name`)
VALUES (10,'Rainly'),(11,'Sunny');
apps/config.php :
// 数据库配置1
'db1' => [
// 数据库类型
'type' => 'mysql',
// 服务器地址
'hostname' => '127.0.0.1',
// 数据库名
'database' => 'db1',
// 数据库用户名
'username' => 'root',
// 数据库密码
'password' => '123456',
// 数据库连接端口
'hostport' => '3306',
// 数据库连接参数
'params' => [],
// 数据库编码默认采用utf8
'charset' => 'utf8',
// 数据库表前缀
'prefix' => 'think_',
// 开启数据库调试
'debug' => true,
],
// 数据库配置2
'db2' => [
// 数据库类型
'type' => 'mysql',
// 服务器地址
'hostname' => '127.0.0.1',
// 数据库名
'database' => 'db2',
// 数据库用户名
'username' => 'root',
// 数据库密码
'password' => '123456',
// 数据库连接端口
'hostport' => '3306',
// 数据库连接参数
'params' => [],
// 数据库编码默认采用utf8
'charset' => 'utf8',
// 数据库表前缀
'prefix' => 'think_',
],
apps/apps/index/controller/User.php :
namespace app\index\controller;
use think\Controller;
use think\Request;
use think\Db;
class User extends Controller
{
/**
* 显示资源列表
*
* @return \think\Response
*/
public function index()
{
$result1 = Db::connect('db1')->query('select * from think_data where user_id = 2');
$result2 = Db::connect([
// 数据库类型
'type' => 'mysql', // 服务器地址
'hostname' => '127.0.0.1', // 数据库名
'database' => 'db2', // 用户名
'username' => 'root', // 密码
'password' => '123456',
// 开启调试模式
'debug' => true,])->query('select * from think_data where user_id = 10');
$result3 = Db::connect('db1')->query('select * from think_data where user_id = 3');
dump($result1);
dump($result2);
dump($result3);
}
/**
* 显示创建资源表单页.
*
* @return \think\Response
*/
public function create()
{
}
/**
* 保存新建的资源
*
* @param \think\Request $request
* @return \think\Response
*/
public function save(Request $request)
{
}
/**
* 显示指定的资源
*
* @param int $user_id
* @return \think\Response
*/
public function read($user_id)
{
}
/**
* 显示编辑资源表单页.
*
* @param int $user_id
* @return \think\Response
*/
public function edit($user_id)
{
}
/**
* 保存更新的资源
*
* @param \think\Request $request
* @param int $user_id
* @return \think\Response
*/
public function update(Request $request, $user_id)
{
}
/**
* 删除指定资源
*
* @param int $user_id
* @return \think\Response
*/
public function delete($user_id)
{
}
public function miss()
{
}
}
路由配置apps/route.php :
use think\Route;
//主表路由(分组路由配置顺序必须是从表路由优先配置，否则从表路由一直会路由到主表控制器的方法上)
Route::group(['name'=>'users','prefix'=>'index/User/'], function() {
Route::get('create$','create',['merge_extra_vars'=>true]);
Route::post('/$','save',['merge_extra_vars'=>true]);
Route::get(':user_id/edit$','edit',['merge_extra_vars'=>true]);
Route::get(':user_id$','read',['merge_extra_vars'=>true]);
Route::put(':user_id$','update',['merge_extra_vars'=>true]);
Route::delete(':user_id$','delete',['merge_extra_vars'=>true]);
Route::get('/$','index',['merge_extra_vars'=>true]);
Route::miss('miss'); // 在根资源路由里面写miss路由
}, [], ['user_id' => '\d+']);
// create GET http://contoso.org/users/create
// save POST http://contoso.org/users
// edit GET http://contoso.org/users/10/edit
// read GET http://contoso.org/users/10
// update PUT http://contoso.org/users/10
// delete DELETE http://contoso.org/users/10
// index GET http://contoso.org/users
路由地址：http://contoso.org/users
浏览器 OUTPUT :
/home/myth/www/think/thinkphp/library/think/Debug.php:165:
array (size=1)
0 =>
array (size=2)
'user_id' => int 2
'user_name' => string 'Jason' (length=5)
/home/myth/www/think/thinkphp/library/think/Debug.php:165:
array (size=1)
0 =>
array (size=2)
'user_id' => int 10
'user_name' => string 'Rainly' (length=6)
/home/myth/www/think/thinkphp/library/think/Debug.php:165:
array (size=1)
0 =>
array (size=2)
'user_id' => int 3
'user_name' => string 'Tom' (length=3)
/**
* 显示资源列表
*
* @return \think\Response
*/
public function index()
{
$result1 = Db::connect('mysql://root:[email protected]:3306/db1#utf8')->query('select * from think_data where user_id = 2');
$result2 = Db::connect('mysql://root:[email protected]:3306/db2#utf8')->query('select * from think_data where user_id = 10');
$result3 = Db::connect('mysql://root:[email protected]:3306/db1#utf8')->query('select * from think_data where user_id = 3');
dump($result1);
dump($result2);
dump($result3);
}
