Új hozzászólás Aktív témák

• sztanozs veterán

  #6033

  #6027 lanszelot

  2025-08-21 10:08:15

  Új Válasz

  Új hozzászólás

  Összes hozzászólása itt Válaszok az összes hozzászólására itt Válaszok erre a hozzászólásra

  

  sztanozs

  veterán

  #6027 lanszelot

  #6027 lanszelot

  Köszönöm szépen a választ.

  Nekem nem működik. Lehet én csinalok valamit rosszul ezért belinkelem a kódodt, és a hibát.
  //Create another table - Main table for shared ID -This table share ID with supplier_groups
$sql = "CREATE TABLE IF NOT EXISTS suppliers (
id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
supplier_name TEXT NOT NULL,
email TEXT)";

try {
$connection->exec($sql);
echo "Table suppliers created successfully";
} catch (PDOException $e) {
echo "Error: " . $e->getMessage();
}
//Create another table - Secondary table with shared ID - This table got ID from suppliers table
$sql = "CREATE TABLE IF NOT EXISTS supplier_groups (
id INTEGER,
group_name TEXT NOT NULL,
FOREIGN KEY (id) REFERENCES suppliers (id))";

try {
$connection->exec($sql);
echo "Table supplier_groups created successfully";
} catch (PDOException $e) {
echo "Error: " . $e->getMessage();
}
// Create (Insert) Data. SQL query to insert data into the "suppliers" table
$sql = "INSERT INTO suppliers (supplier_name) VALUES ('Obi van Kenobi')";
$sql2 = "INSERT INTO supplier_groups (group_name) VALUES ('jedi')";

try {
$connection->exec($sql);
$connection->exec($sql2);
echo "Data inserted successfully";
} catch (PDOException $e) {
echo "Error: " . $e->getMessage();
}

  Hiba: "Error: SQLSTATE[23000]: Integrity constraint violation: 19 NOT NULL constraint failed: suppliers.group_id"

  //Create another table - Main table for shared ID -This table share ID with supplier_groups
$sql = "CREATE TABLE IF NOT EXISTS suppliers (
        id   INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
       supplier_name TEXT NOT NULL,
        email TEXT,
       UNIQUE(id, supplier_name))";

try {
    $connection->exec($sql);
    echo "Table suppliers created successfully";
} catch (PDOException $e) {
    echo "Error: " . $e->getMessage();
}
//Create another table - Secondary table with shared ID - This table got ID from suppliers table
$sql = "CREATE TABLE IF NOT EXISTS supplier_groups (
        id INTEGER,
        group_name TEXT NOT NULL,
       FOREIGN KEY (id) REFERENCES suppliers (id))";

try {
    $connection->exec($sql);
    echo "Table supplier_groups created successfully";
} catch (PDOException $e) {
    echo "Error: " . $e->getMessage();
}
// Create (Insert) Data. SQL query to insert data into the "suppliers" table
$sql1 = "INSERT OR IGNORE INTO suppliers (group_name) VALUES (?)"
$sql2 = "SELECT id FROM group_name WHERE group_name = ?)";
$sql3 = "INSERT INTO suppliers (supplier_name) VALUES (?, ?)";

try {
   $statement = $connection->prepare($sql1);
   $statement->exec(['jedi']);
   $statement = $connection->prepare($sql2);
   $statement->exec(['jedi']);
   $gid = $statement->fetchColumn();
   $statement = $connection->prepare($sql3);
   $statement->exec(['Obi van Kenobi', $gid]);
    echo "Data inserted successfully";
} catch (PDOException $e) {
    echo "Error: " . $e->getMessage();
}

Új hozzászólás Aktív témák