Answers for "transaction used to in php"

SQL
0

transaction database php

1<?php
// $conn instanceof DoctrineDBALConnection
$conn->beginTransaction(); // 0 => 1, "real" transaction started
try {

    ...

    // nested transaction block, this might be in some other API/library code that is
    // unaware of the outer transaction.
    $conn->beginTransaction(); // 1 => 2
    try {
        ...

        $conn->commit(); // 2 => 1
    } catch (Exception $e) {
        $conn->rollBack(); // 2 => 1, transaction marked for rollback only
        throw $e;
    }

    ...

    $conn->commit(); // 1 => 0, "real" transaction committed
} catch (Exception $e) {
    $conn->rollBack(); // 1 => 0, "real" transaction rollback
    throw $e;
}
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Posted by: Guest on May-11-2021
0

transaction database with php

<?php
try {
  $dbh = new PDO('odbc:SAMPLE', 'db2inst1', 'ibmdb2',
      array(PDO::ATTR_PERSISTENT => true));
  echo "Connectén";
} catch (Exception $e) {
  die("Impossible de se connecter : " . $e->getMessage());
}

try {  
  $dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

  $dbh->beginTransaction();
  $dbh->exec("insert into staff (id, first, last) values (23, 'Joe', 'Bloggs')");
  $dbh->exec("insert into salarychange (id, amount, changedate) 
      values (23, 50000, NOW())");
  $dbh->commit();

} catch (Exception $e) {
  $dbh->rollBack();
  echo "Failed: " . $e->getMessage();
}
?>
Posted by: Guest on May-11-2021

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