/**
* Tries to convert columns to MySQL specific types like:
* datetime, ENUM etc. This method is called automatically for you and
* works completely in the background. You can however if you like trigger
* this method by invoking it directly.
* @param string $table
* @param string $column
* @param string $columnType
* @param string $value
*/
public function MySQLSpecificColumns($table, $column, $columnType, $value)
{
//$this->adapter->getDatabase()->setDebugMode(1);
$table = $this->adapter->escape($table);
$column = $this->adapter->escape($column);
//Is column already datetime?
if ($columnType != "datetime") {
$pattern = "/^([0-9]{2,4})-([0-1][0-9])-([0-3][0-9]) (?:([0-2][0-9]):([0-5][0-9]):([0-5][0-9]))?\$/";
if (preg_match($pattern, $value)) {
//Ok, value is datetime, can we convert the column to support this?
$cnt = (int) $this->adapter->getCell("select count(*) as n from {$table} where\n\t\t\t\t\t{$column} regexp '[0-9]{4}-[0-1][0-9]-[0-3][0-9] [0-2][0-9]:[0-5][0-9]:[0-5][0-9]'\n\t\t\t\t");
$total = (int) $this->adapter->getCell("SELECT count(*) FROM " . $this->writer->noKW($table));
//Is it safe to convert: ie are all values compatible?
if ($total === $cnt) {
//yes
$this->adapter->exec("ALTER TABLE " . $this->writer->noKW($table) . " change " . $this->writer->noKW($column) . " " . $this->writer->noKW($column) . " datetime ");
}
}
}
}
/**
* Tries to convert columns to MySQL specific types like:
* datetime, ENUM etc. This method is called automatically for you and
* works completely in the background. You can however if you like trigger
* this method by invoking it directly.
* @param string $table
* @param string $column
* @param string $columnType
* @param string $value
*/
public function MySQLSpecificColumns($table, $column, $columnType, $value)
{
$table = $this->adapter->escape($table);
$column = $this->adapter->escape($column);
if ($columnType != "datetime") {
$pattern = "/^([0-9]{2,4})-([0-1][0-9])-([0-3][0-9]) (?:([0-2][0-9]):([0-5][0-9]):([0-5][0-9]))?\$/";
if (preg_match($pattern, $value)) {
$cnt = (int) $this->adapter->getCell("select count(*) as n from {$table} where\n\t\t\t\t\t\t {$column} regexp '[0-9]{4}-[0-1][0-9]-[0-3][0-9] [0-2][0-9]:[0-5][0-9]:[0-5][0-9]'\n\t\t\t\t\t\t ");
$total = (int) $this->adapter->getCell("SELECT count(*) FROM " . $this->writer->noKW($table));
if ($total === $cnt) {
$this->adapter->exec("ALTER TABLE " . $this->writer->noKW($table) . " change " . $this->writer->noKW($column) . " " . $this->writer->noKW($column) . " datetime ");
}
}
}
}
