```
$mysql = Db::getInstance()->init('pool');
```
#### insert(array $data, $buildSql = false) ，单条插入，返回插入后的id号
```
$data = $mysql->table('table')->insert([
'uid' => 123,
'type' => 1,
'currency' => 10
]);
```
#### insertAll(array $data, $buildSql = false)，批量插入，返回插入的总条数
```
$data = [
['uid' => 123,'type' => 1,'currency' => 10],
['uid' => 222,'type' => 2,'currency' => 20]
];
$mysql->table('table')->insertAll($data);
```
