Test code

$schemas = [
            new \MssqlSchema(App()->db),
            new \PgsqlSchema(App()->db),
            new \MysqlSchema(App()->db),
        ];
        $tests = [
            'string(11)',
            'string (11)',
            'string',
            'integer(4)',
            'integer (4)',
            'integer',
            'decimal(10,40)',
            'decimal (10,40)',
            'decimal',
            'float(10,40)'
        ];
        echo \CHtml::openTag('table');
        echo "<tr>";
        echo \CHtml::tag('th', [], '&nbsp;');
        foreach($schemas as $schema) {
            echo \CHtml::tag('th', [], get_class($schema));
        }
        echo "</tr>";
        foreach($tests as $test) {
            echo "<tr>";
            echo \CHtml::tag('th', [], $test);
            foreach($schemas as $schema) {
                echo \CHtml::tag('td', [], $schema->getColumnType($test));
            }
            echo "</tr>";

        }
        echo \CHtml::closeTag('table');
        die();