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

if (!$conn) {
    die(print_r(sqlsrv_errors(), true));
}

$tsql = "
SELECT TABLE_NAME, COLUMN_NAME 
FROM INFORMATION_SCHEMA.COLUMNS 
WHERE COLUMN_NAME LIKE '%KDS%' 
   OR COLUMN_NAME LIKE '%Druk%' 
   OR COLUMN_NAME LIKE '%Kierun%' 
   OR COLUMN_NAME LIKE '%Stanowisk%'
   OR COLUMN_NAME LIKE '%Ekran%'
   OR COLUMN_NAME LIKE '%Wydruk%'
";

$stmt = sqlsrv_query($conn, $tsql);
if (!$stmt) {
    die(print_r(sqlsrv_errors(), true));
}

while($row = sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC)) {
    // Only care about related tables like NGastroTowar, NGastroDTRachunekPozycja, etc.
    if (strpos($row['TABLE_NAME'], 'NGastro') === 0) {
        echo $row['TABLE_NAME'] . " -> " . $row['COLUMN_NAME'] . "\n";
    }
}