public function removePKAppend(): ?string
    {
        if (!$this->isColumnAppendPK()) {
            return null;
        }

        $uppercaseAppend = preg_replace('/\s+/', ' ', mb_strtoupper($this->append, 'UTF-8'));

        switch ($this->schema) {
            case TableStructure::SCHEMA_MSSQL:
                $formattedAppend = str_replace(['PRIMARY KEY', 'IDENTITY'], '', $uppercaseAppend);
                break;

            case TableStructure::SCHEMA_OCI:
            case TableStructure::SCHEMA_PGSQL:
                $formattedAppend = str_replace('PRIMARY KEY', '', $uppercaseAppend);
                break;

            case TableStructure::SCHEMA_SQLITE:
                $formattedAppend = str_replace(['PRIMARY KEY', 'AUTOINCREMENT'], '', $uppercaseAppend);
                break;

            case TableStructure::SCHEMA_CUBRID:
            case TableStructure::SCHEMA_MYSQL:
            default:
                $formattedAppend = str_replace(['PRIMARY KEY', 'AUTO_INCREMENT'], '', $uppercaseAppend);
        }

        $formattedAppend = trim($formattedAppend);

        return !empty($formattedAppend) ? $formattedAppend : null;
    }
public function removePKAppend(): ?string
    {
        if (!$this->isColumnAppendPK()) {
            return null;
        }

        $uppercaseAppend = preg_replace('/\s+/', ' ', mb_strtoupper($this->append, 'UTF-8'));

        switch ($this->schema) {
            case TableStructure::SCHEMA_MSSQL:
                $formattedAppend = str_replace(['PRIMARY KEY', 'IDENTITY'], '', $uppercaseAppend);
                break;

            case TableStructure::SCHEMA_OCI:
            case TableStructure::SCHEMA_PGSQL:
                $formattedAppend = str_replace('PRIMARY KEY', '', $uppercaseAppend);
                break;

            case TableStructure::SCHEMA_SQLITE:
                $formattedAppend = str_replace(['PRIMARY KEY', 'AUTOINCREMENT'], '', $uppercaseAppend);
                break;

            case TableStructure::SCHEMA_CUBRID:
            case TableStructure::SCHEMA_MYSQL:
            default:
                $formattedAppend = str_replace(['PRIMARY KEY', 'AUTO_INCREMENT'], '', $uppercaseAppend);
        }

        $formattedAppend = trim($formattedAppend);

        return !empty($formattedAppend) ? $formattedAppend : null;
    }
public function removePKAppend ( ) : ? string { if ( ! $ this -> isColumnAppendPK ( ) ) { return null ; } $ uppercaseAppend = preg_replace ( '/\s+/' , ' ' , mb_strtoupper ( $ this -> append , 'UTF-8' ) ) ; switch ( $ this -> schema ) { case TableStructure :: SCHEMA_MSSQL : $ formattedAppend = str_replace ( [ 'PRIMARY KEY' , 'IDENTITY' ] , '' , $ uppercaseAppend ) ; break ; case TableStructure :: SCHEMA_OCI : case TableStructure :: SCHEMA_PGSQL : $ formattedAppend = str_replace ( 'PRIMARY KEY' , '' , $ uppercaseAppend ) ; break ; case TableStructure :: SCHEMA_SQLITE : $ formattedAppend = str_replace ( [ 'PRIMARY KEY' , 'AUTOINCREMENT' ] , '' , $ uppercaseAppend ) ; break ; case TableStructure :: SCHEMA_CUBRID : case TableStructure :: SCHEMA_MYSQL : default : $ formattedAppend = str_replace ( [ 'PRIMARY KEY' , 'AUTO_INCREMENT' ] , '' , $ uppercaseAppend ) ; } $ formattedAppend = trim ( $ formattedAppend ) ; return ! empty ( $ formattedAppend ) ? $ formattedAppend : null ; }
Removes information of primary key in append property.
@return null|string
Removes information of primary key in append property .