private static function _loadColumns()
    {
        if (!self::resolveConnection()) {
            return;
        }

        $cls = get_called_class();
        self::$_columns[$cls] = array();

        $escape = Driver::$escape_char;

        // try to create the TORM info table
        $type = Driver::$numeric_column;

        // check if the torm table exists
        $rst   = null;
        $check = false;
        try {
            $rst   = self::query("select id from torm_info");
            $check = true;
        } catch (\Exception $e) {
        }

        // needs to create table
        if (!$check || !is_object($rst) || !$rst->fetch()) {
            $stmt = self::query("create table torm_info (id $type(1))");
            self::closeCursor($stmt);
        }
        if (is_object($rst)) {
            self::closeCursor($rst);
        }

        // insert first value
        $rst = self::query("select id from torm_info");
        if (!$rst->fetch()) {
            $stmt = self::query("insert into torm_info values (1)");
            self::closeCursor($stmt);
        }
        self::closeCursor($rst);

        // hack to dont need a query string to get columns
        $sql  = "select $escape".self::getTableName()."$escape.* from torm_info left outer join $escape".self::getTableName()."$escape on 1=1";
        $rst  = self::query($sql);
        $keys = array_keys($rst->fetch(\PDO::FETCH_ASSOC));

        foreach ($keys as $key) {
            $keyc = self::isIgnoringCase() ? strtolower($key) : $key;
            array_push(self::$_columns[$cls], $keyc);
            self::$_mapping[$cls][$keyc] = $key;
        }
        self::closeCursor($rst);
        self::$_loaded[$cls] = true;
    }
private static function _loadColumns()
    {
        if (!self::resolveConnection()) {
            return;
        }

        $cls = get_called_class();
        self::$_columns[$cls] = array();

        $escape = Driver::$escape_char;

        // try to create the TORM info table
        $type = Driver::$numeric_column;

        // check if the torm table exists
        $rst   = null;
        $check = false;
        try {
            $rst   = self::query("select id from torm_info");
            $check = true;
        } catch (\Exception $e) {
        }

        // needs to create table
        if (!$check || !is_object($rst) || !$rst->fetch()) {
            $stmt = self::query("create table torm_info (id $type(1))");
            self::closeCursor($stmt);
        }
        if (is_object($rst)) {
            self::closeCursor($rst);
        }

        // insert first value
        $rst = self::query("select id from torm_info");
        if (!$rst->fetch()) {
            $stmt = self::query("insert into torm_info values (1)");
            self::closeCursor($stmt);
        }
        self::closeCursor($rst);

        // hack to dont need a query string to get columns
        $sql  = "select $escape".self::getTableName()."$escape.* from torm_info left outer join $escape".self::getTableName()."$escape on 1=1";
        $rst  = self::query($sql);
        $keys = array_keys($rst->fetch(\PDO::FETCH_ASSOC));

        foreach ($keys as $key) {
            $keyc = self::isIgnoringCase() ? strtolower($key) : $key;
            array_push(self::$_columns[$cls], $keyc);
            self::$_mapping[$cls][$keyc] = $key;
        }
        self::closeCursor($rst);
        self::$_loaded[$cls] = true;
    }
private static function _loadColumns ( ) { if ( ! self :: resolveConnection ( ) ) { return ; } $ cls = get_called_class ( ) ; self :: $ _columns [ $ cls ] = array ( ) ; $ escape = Driver :: $ escape_char ; // try to create the TORM info table $ type = Driver :: $ numeric_column ; // check if the torm table exists $ rst = null ; $ check = false ; try { $ rst = self :: query ( "select id from torm_info" ) ; $ check = true ; } catch ( \ Exception $ e ) { } // needs to create table if ( ! $ check || ! is_object ( $ rst ) || ! $ rst -> fetch ( ) ) { $ stmt = self :: query ( "create table torm_info (id $type(1))" ) ; self :: closeCursor ( $ stmt ) ; } if ( is_object ( $ rst ) ) { self :: closeCursor ( $ rst ) ; } // insert first value $ rst = self :: query ( "select id from torm_info" ) ; if ( ! $ rst -> fetch ( ) ) { $ stmt = self :: query ( "insert into torm_info values (1)" ) ; self :: closeCursor ( $ stmt ) ; } self :: closeCursor ( $ rst ) ; // hack to dont need a query string to get columns $ sql = "select $escape" . self :: getTableName ( ) . "$escape.* from torm_info left outer join $escape" . self :: getTableName ( ) . "$escape on 1=1" ; $ rst = self :: query ( $ sql ) ; $ keys = array_keys ( $ rst -> fetch ( \ PDO :: FETCH_ASSOC ) ) ; foreach ( $ keys as $ key ) { $ keyc = self :: isIgnoringCase ( ) ? strtolower ( $ key ) : $ key ; array_push ( self :: $ _columns [ $ cls ] , $ keyc ) ; self :: $ _mapping [ $ cls ] [ $ keyc ] = $ key ; } self :: closeCursor ( $ rst ) ; self :: $ _loaded [ $ cls ] = true ; }
Load column info

@return null
Load column info