Laravel模型间关系设置分表方法详解

/**
 * Set the table associated with the model.
 *
 * @param  string  $table
 * @return $this
 */
public function setTable($table)
{
    $this->table = $table;
 
    return $this;
}

(new Circle())->setTable("t_group_" . hashID($userid, 20))
->newQuery()
->where('group_id', $request->group_id)
->update($attributes);

public function detail()
{
    return $this->myHasOne(Circle::class, 'group_id', 'group_id', 't_group_' . hashID($this->userid, 20));
}
 
public function myHasOne($related, $foreignKey = null, $localKey = null, $table)
{
    $foreignKey = $foreignKey ?: $this->getForeignKey();
 
    $instance = (new $related)->setTable($table);
 
    $localKey = $localKey ?: $this->getKeyName();
 
    return new HasOne($instance->newQuery(), $this, $instance->getTable() . '.' . $foreignKey, $localKey);
}