mirror of
https://github.com/cytopia/devilbox.git
synced 2024-12-25 23:41:04 +00:00
180 lines
3.5 KiB
PHP
180 lines
3.5 KiB
PHP
<?php
|
|
/* vim: set expandtab sw=4 ts=4 sts=4: */
|
|
/**
|
|
* Library for extracting information about the sub-partitions
|
|
*
|
|
* @package PhpMyAdmin
|
|
*/
|
|
namespace PMA\libraries;
|
|
|
|
/**
|
|
* Represents a sub partition of a table
|
|
*
|
|
* @package PhpMyAdmin
|
|
*/
|
|
class SubPartition
|
|
{
|
|
/**
|
|
* @var string the database
|
|
*/
|
|
protected $db;
|
|
/**
|
|
* @var string the table
|
|
*/
|
|
protected $table;
|
|
/**
|
|
* @var string partition name
|
|
*/
|
|
protected $name;
|
|
/**
|
|
* @var integer ordinal
|
|
*/
|
|
protected $ordinal;
|
|
/**
|
|
* @var string partition method
|
|
*/
|
|
protected $method;
|
|
/**
|
|
* @var string partition expression
|
|
*/
|
|
protected $expression;
|
|
/**
|
|
* @var integer no of table rows in the partition
|
|
*/
|
|
protected $rows;
|
|
/**
|
|
* @var integer data length
|
|
*/
|
|
protected $dataLength;
|
|
/**
|
|
* @var integer index length
|
|
*/
|
|
protected $indexLength;
|
|
/**
|
|
* @var string partition comment
|
|
*/
|
|
protected $comment;
|
|
|
|
/**
|
|
* Constructs a partition
|
|
*
|
|
* @param array $row fetched row from information_schema.PARTITIONS
|
|
*/
|
|
public function __construct($row)
|
|
{
|
|
$this->db = $row['TABLE_SCHEMA'];
|
|
$this->table = $row['TABLE_NAME'];
|
|
$this->loadData($row);
|
|
}
|
|
|
|
/**
|
|
* Loads data from the fetched row from information_schema.PARTITIONS
|
|
*
|
|
* @param array $row fetched row
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function loadData($row)
|
|
{
|
|
$this->name = $row['SUBPARTITION_NAME'];
|
|
$this->ordinal = $row['SUBPARTITION_ORDINAL_POSITION'];
|
|
$this->method = $row['SUBPARTITION_METHOD'];
|
|
$this->expression = $row['SUBPARTITION_EXPRESSION'];
|
|
$this->loadCommonData($row);
|
|
}
|
|
|
|
/**
|
|
* Loads some data that is common to both partitions and sub partitions
|
|
*
|
|
* @param array $row fetched row
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function loadCommonData($row)
|
|
{
|
|
$this->rows = $row['TABLE_ROWS'];
|
|
$this->dataLength = $row['DATA_LENGTH'];
|
|
$this->indexLength = $row['INDEX_LENGTH'];
|
|
$this->comment = $row['PARTITION_COMMENT'];
|
|
}
|
|
|
|
/**
|
|
* Return the partition name
|
|
*
|
|
* @return string partition name
|
|
*/
|
|
public function getName()
|
|
{
|
|
return $this->name;
|
|
}
|
|
|
|
/**
|
|
* Return the ordinal of the partition
|
|
*
|
|
* @return number the ordinal
|
|
*/
|
|
public function getOrdinal()
|
|
{
|
|
return $this->ordinal;
|
|
}
|
|
|
|
/**
|
|
* Returns the partition method
|
|
*
|
|
* @return string partition method
|
|
*/
|
|
public function getMethod()
|
|
{
|
|
return $this->method;
|
|
}
|
|
|
|
/**
|
|
* Returns the partition expression
|
|
*
|
|
* @return string partition expression
|
|
*/
|
|
public function getExpression()
|
|
{
|
|
return $this->expression;
|
|
}
|
|
|
|
/**
|
|
* Returns the number of data rows
|
|
*
|
|
* @return integer number of rows
|
|
*/
|
|
public function getRows()
|
|
{
|
|
return $this->rows;
|
|
}
|
|
|
|
/**
|
|
* Returns the data length
|
|
*
|
|
* @return integer data length
|
|
*/
|
|
public function getDataLength()
|
|
{
|
|
return $this->dataLength;
|
|
}
|
|
|
|
/**
|
|
* Returns the index length
|
|
*
|
|
* @return integer index length
|
|
*/
|
|
public function getIndexLength()
|
|
{
|
|
return $this->indexLength;
|
|
}
|
|
|
|
/**
|
|
* Returns the partition comment
|
|
*
|
|
* @return string partition comment
|
|
*/
|
|
public function getComment()
|
|
{
|
|
return $this->comment;
|
|
}
|
|
} |