本文整理汇总了PHP中yii\db\Migration::dropTable方法的典型用法代码示例。如果您正苦于以下问题：PHP Migration::dropTable方法的具体用法？PHP Migration::dropTable怎么用？PHP Migration::dropTable使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类yii\db\Migration的用法示例。
在下文中一共展示了Migration::dropTable方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: dropTable
public function dropTable()
{
if ($this->dropOriginTable) {
if (in_array($this->tableNameRaw, $this->_connection->schema->tableNames)) {
$schema = $this->_connection->schema->getTableSchema($this->tableNameRaw);
if ($schema) {
$keys = $schema->foreignKeys;
if (is_array($keys)) {
foreach ($keys as $name => $_next) {
$t = [];
foreach ($_next as $k => $v) {
if (!$k) {
$t['related_table'] = $v;
} else {
$t['related_field'] = $v;
$t['field'] = $k;
}
}
try {
$keyName = $this->getNameForeignKey($this->tableNameRaw, $t['related_table'], $_next[$t['field']], $t['related_field'], 255);
if ($this->hideMigrationOutput) {
ob_start();
}
$this->migrationClass->dropForeignKey($keyName, $this->tableNameRaw);
if ($this->hideMigrationOutput) {
ob_clean();
ob_flush();
}
} catch (\yii\db\Exception $exp) {
}
}
}
if ($this->hideMigrationOutput) {
ob_start();
}
try {
$this->migrationClass->dropTable($this->tableNameRaw);
} catch (\yii\db\Exception $exp) {
} catch (IntegrityException $exp) {
}
if ($this->hideMigrationOutput) {
ob_clean();
ob_flush();
}
}
}
}
}示例2: afterDelete
/**
* @inheritdoc
*/
public function afterDelete()
{
parent::afterDelete();
$migrate = new Migration();
$table = self::getTable($this->tab_index, $this->tab);
$migrate->dropTable($table);
//return true;
}示例3: dropTable
/**
* @inheritdoc
* Note: table will be auto pefixied if [[$autoWrapTableNames]] is true.
*/
public function dropTable($table)
{
$table = $this->autoWrappedTableName($table);
return parent::dropTable($table);
}示例4: migrateDown
/**
* @param Migration $migration
* @param string $tableName
*/
public static function migrateDown($migration, $tableName = '{{%files}}')
{
$migration->dropTable($tableName);
}