<?php
$serverName = '192.168.20.20';
$connectionOptions = ['Database' => 'Gastro', 'Uid' => 'sa', 'PWD' => 'karczma!@#26', 'CharacterSet' => 'UTF-8'];
$conn = sqlsrv_connect($serverName, $connectionOptions);

$tables = ['NGastroDTRachunek', 'NGastroDTRachunekPozycja', 'NGastroKonfiguracjaDrukowaniaZamowien'];

foreach ($tables as $table) {
    echo "--- $table ---\n";
    $tsql = "SELECT COLUMN_NAME, DATA_TYPE FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = '$table'";
    $stmt = sqlsrv_query($conn, $tsql);
    $cols = [];
    while($row = sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC)) {
        $cols[] = $row['COLUMN_NAME'] . " (" . $row['DATA_TYPE'] . ")";
    }
    echo implode(", ", $cols) . "\n\n";
}