Vergleich inc/db_mysql.php - 1.8.17 - 1.8.24

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Zeile 191Zeile 191
			if(array_key_exists('hostname', $connections[$type]))
{
$details = $connections[$type];

			if(array_key_exists('hostname', $connections[$type]))
{
$details = $connections[$type];

				unset($connections);

				unset($connections[$type]);

				$connections[$type][] = $details;
}


				$connections[$type][] = $details;
}


Zeile 1042Zeile 1042
	 */
function escape_string_like($string)
{

	 */
function escape_string_like($string)
{

		return $this->escape_string(str_replace(array('%', '_') , array('\\%' , '\\_') , $string));

		return $this->escape_string(str_replace(array('\\', '%', '_') , array('\\\\', '\\%' , '\\_') , $string));

	}

/**

	}

/**

Zeile 1353Zeile 1353
	 */
function drop_column($table, $column)
{

	 */
function drop_column($table, $column)
{

		return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} DROP {$column}");



		$column = trim($column, '`');

return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} DROP `{$column}`");

	}

/**
* Adds a column

	}

/**
* Adds a column

	 *

	 *

	 * @param string $table The table
* @param string $column The column name
* @param string $definition the new column definition
* @return resource
*/
function add_column($table, $column, $definition)

	 * @param string $table The table
* @param string $column The column name
* @param string $definition the new column definition
* @return resource
*/
function add_column($table, $column, $definition)

	{
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ADD {$column} {$definition}");
}




	{
$column = trim($column, '`');

return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ADD `{$column}` {$definition}");
}


	/**
* Modifies a column

	/**
* Modifies a column

	 *
* @param string $table The table

	 *
* @param string $table The table

	 * @param string $column The column name

	 * @param string $column The column name

	 * @param string $new_definition the new column definition
* @return resource
*/
function modify_column($table, $column, $new_definition)



	 * @param string $new_definition the new column definition
* @param boolean|string $new_not_null Whether to "drop" or "set" the NOT NULL attribute (no change if false)
* @param boolean|string $new_default_value The new default value, or false to drop the attribute
* @return bool Returns true if all queries are executed successfully or false if one of them failed
*/
function modify_column($table, $column, $new_definition, $new_not_null=false, $new_default_value=false)

	{

	{

		return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} MODIFY {$column} {$new_definition}");




























		$column = trim($column, '`');

if($new_not_null !== false)
{
if(strtolower($new_not_null) == "set")
{
$not_null = "NOT NULL";
}
else
{
$not_null = "NULL";
}
}
else
{
$not_null = '';
}

if($new_default_value !== false)
{
$default = "DEFAULT ".$new_default_value;
}
else
{
$default = '';
}

return (bool)$this->write_query("ALTER TABLE {$this->table_prefix}{$table} MODIFY `{$column}` {$new_definition} {$not_null}");

	}

/**

	}

/**

Zeile 1389Zeile 1422
	 * @param string $old_column The old column name
* @param string $new_column the new column name
* @param string $new_definition the new column definition

	 * @param string $old_column The old column name
* @param string $new_column the new column name
* @param string $new_definition the new column definition

	 * @return resource



	 * @param boolean|string $new_not_null Whether to "drop" or "set" the NOT NULL attribute (no change if false)
* @param boolean|string $new_default_value The new default value, or false to drop the attribute
* @return bool Returns true if all queries are executed successfully

	 */

	 */

	function rename_column($table, $old_column, $new_column, $new_definition)

	function rename_column($table, $old_column, $new_column, $new_definition, $new_not_null=false, $new_default_value=false)

	{

	{

		return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} CHANGE {$old_column} {$new_column} {$new_definition}");





























		$old_column = trim($old_column, '`');
$new_column = trim($new_column, '`');

if($new_not_null !== false)
{
if(strtolower($new_not_null) == "set")
{
$not_null = "NOT NULL";
}
else
{
$not_null = "NULL";
}
}
else
{
$not_null = '';
}

if($new_default_value !== false)
{
$default = "DEFAULT ".$new_default_value;
}
else
{
$default = '';
}

return (bool)$this->write_query("ALTER TABLE {$this->table_prefix}{$table} CHANGE `{$old_column}` `{$new_column}` {$new_definition} {$not_null} {$default}");

	}

/**

	}

/**