protected function addTable(Table $table)
{
$this->tables[$table->getName()] = $table;
return $this;
}
/**
* @param Table|string $table
* @return Manager
* @throws \Exception
*/
public function getManager($table)
{
$structure = $this->getStructure();
if ($table instanceof Table) {
$tableName = $table->getName();
} else {
$tableName = $table;
}
if (!$structure->hasTable($tableName)) {
throw new \Exception("数据表 %{$tableName} 不存在");
}
if (!isset($this->managers[$tableName])) {
$this->managers[$tableName] = new Manager($this, $this->getStructure()->getTable($tableName));
}
return $this->managers[$tableName];
}
public function getTableName()
{
return $this->table->getName();
}
public static function getManyToManyTableName(Table $table1, Table $table2)
{
$relation = [$table1->getName(), $table2->getName()];
sort($relation);
return $relation[0] . '_' . $relation[1];
}
