Thinkphp5 联合(关联)查询
2016-10-21 16:48
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按照官方手册http://www.kancloud.cn/manual/thinkphp5/142357 折腾了很久还是无法实现,可能还是我理解的不对,最后使用了如下方式:
1. 项目表
DROP TABLE IF EXISTS `darling_project`;
CREATE TABLE `darling_project` (
`project_id` int(32) NOT NULL AUTO_INCREMENT,
`project_name` varchar(20) NOT NULL,
`create_time` int(32) NOT NULL,
PRIMARY KEY (`project_id`),
UNIQUE KEY `project_id` (`project_id`),
UNIQUE KEY `project_name` (`project_name`)
);
2. 版本号表
DROP TABLE IF EXISTS `darling_version`;
CREATE TABLE `darling_version` (
`version_id` int(32) NOT NULL AUTO_INCREMENT,
`project_id` int(32) NOT NULL,
`version_name` varchar(128) NOT NULL,
`create_time` int(32) NOT NULL,
PRIMARY KEY (version_id),
UNIQUE KEY `version_id` (`version_id`)
);
3. 联合查询
$where=array(
"version_id"=>$_POST['version_id']
);
$Project_version = model('Project')->join("darling_version","darling_version.project_id = darling_project.project_id")->where($where)->find();
1. 项目表
DROP TABLE IF EXISTS `darling_project`;
CREATE TABLE `darling_project` (
`project_id` int(32) NOT NULL AUTO_INCREMENT,
`project_name` varchar(20) NOT NULL,
`create_time` int(32) NOT NULL,
PRIMARY KEY (`project_id`),
UNIQUE KEY `project_id` (`project_id`),
UNIQUE KEY `project_name` (`project_name`)
);
2. 版本号表
DROP TABLE IF EXISTS `darling_version`;
CREATE TABLE `darling_version` (
`version_id` int(32) NOT NULL AUTO_INCREMENT,
`project_id` int(32) NOT NULL,
`version_name` varchar(128) NOT NULL,
`create_time` int(32) NOT NULL,
PRIMARY KEY (version_id),
UNIQUE KEY `version_id` (`version_id`)
);
3. 联合查询
$where=array(
"version_id"=>$_POST['version_id']
);
$Project_version = model('Project')->join("darling_version","darling_version.project_id = darling_project.project_id")->where($where)->find();
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