mysql query code example

Example 1: query sql in php

$sql = "SELECT id, firstname, lastname FROM MyGuests";
$result = $conn->query($sql);

if ($result->num_rows > 0) {
    // output data of each row
    while($row = $result->fetch_assoc()) {
        echo "id: " . $row["id"]. " - Name: " . $row["firstname"]. " " . $row["lastname"]. "<br>";
    }
} else {
    echo "0 results";
}
$conn->close();

Example 2: query in mysql

SELECT * FROM `tableName` WHERE `ColumnName` IN (1,2,3);

Example 3: mysql SELECT

SELECT 
  `nachname` , `vorname` 
FROM testadressen
WHERE vorname = 'Fischer'

Example 4: php + get sql query

echo $select->__toString();

Example 5: MySQL SELECT

SELECT select_list
FROM table_name;

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Php Example