class Update

Same name in this branch
  1. 9.x drupal/core/lib/Drupal/Core/Database/Query/Update.php \Drupal\Core\Database\Query\Update
  2. 9.x drupal/core/lib/Drupal/Core/Database/Driver/mysql/Update.php \Drupal\Core\Database\Driver\mysql\Update
  3. 9.x drupal/core/lib/Drupal/Core/Database/Driver/sqlite/Update.php \Drupal\Core\Database\Driver\sqlite\Update
  4. 9.x drupal/core/lib/Drupal/Core/Database/Driver/pgsql/Update.php \Drupal\Core\Database\Driver\pgsql\Update

Hierarchy

Expanded class hierarchy of Update

22 string references to 'Update'
BulkForm::views_form in drupal/core/modules/action/lib/Drupal/action/Plugin/views/field/BulkForm.php
Implements \Drupal\views\Plugin\views\Plugin\field\FieldPluginBase::views_form().
BulkFormTest::testBulkForm in drupal/core/modules/action/lib/Drupal/action/Tests/BulkFormTest.php
Tests the bulk form.
CommentApprovalTest::testApprovalAdminInterface in drupal/core/modules/comment/lib/Drupal/comment/Tests/CommentApprovalTest.php
Test comment approval functionality through admin/content/comment.
CommentTestBase::performCommentOperation in drupal/core/modules/comment/lib/Drupal/comment/Tests/CommentTestBase.php
Performs the specified operation on the specified comment.
comment_admin_overview in drupal/core/modules/comment/comment.admin.inc
Form constructor for the comment overview administration form.

... See full list

File

drupal/core/lib/Drupal/Core/Database/Driver/pgsql/Update.php, line 15
Definition of Drupal\Core\Database\Driver\pgsql\Update

Namespace

Drupal\Core\Database\Driver\pgsql
View source
class Update extends QueryUpdate {
  public function execute() {
    $max_placeholder = 0;
    $blobs = array();
    $blob_count = 0;

    // Because we filter $fields the same way here and in __toString(), the
    // placeholders will all match up properly.
    $stmt = $this->connection
      ->prepareQuery((string) $this);

    // Fetch the list of blobs and sequences used on that table.
    $table_information = $this->connection
      ->schema()
      ->queryTableInformation($this->table);

    // Expressions take priority over literal fields, so we process those first
    // and remove any literal fields that conflict.
    $fields = $this->fields;
    $expression_fields = array();
    foreach ($this->expressionFields as $field => $data) {
      if (!empty($data['arguments'])) {
        foreach ($data['arguments'] as $placeholder => $argument) {

          // We assume that an expression will never happen on a BLOB field,
          // which is a fairly safe assumption to make since in most cases
          // it would be an invalid query anyway.
          $stmt
            ->bindParam($placeholder, $data['arguments'][$placeholder]);
        }
      }
      unset($fields[$field]);
    }
    foreach ($fields as $field => $value) {
      $placeholder = ':db_update_placeholder_' . $max_placeholder++;
      if (isset($table_information->blob_fields[$field])) {
        $blobs[$blob_count] = fopen('php://memory', 'a');
        fwrite($blobs[$blob_count], $value);
        rewind($blobs[$blob_count]);
        $stmt
          ->bindParam($placeholder, $blobs[$blob_count], PDO::PARAM_LOB);
        ++$blob_count;
      }
      else {
        $stmt
          ->bindParam($placeholder, $fields[$field]);
      }
    }
    if (count($this->condition)) {
      $this->condition
        ->compile($this->connection, $this);
      $arguments = $this->condition
        ->arguments();
      foreach ($arguments as $placeholder => $value) {
        $stmt
          ->bindParam($placeholder, $arguments[$placeholder]);
      }
    }
    $options = $this->queryOptions;
    $options['already_prepared'] = TRUE;
    $this->connection
      ->query($stmt, $options);
    return $stmt
      ->rowCount();
  }

}

Members

Namesort descending Modifiers Type Description Overrides
Query::$comments protected property An array of comments that can be prepended to a query.
Query::$connection protected property The connection object on which to run this query.
Query::$connectionKey protected property The key of the connection object.
Query::$connectionTarget protected property The target of the connection object.
Query::$nextPlaceholder protected property The placeholder counter.
Query::$queryOptions protected property The query options to pass on to the connection object.
Query::$uniqueIdentifier protected property A unique identifier for this query object.
Query::comment public function Adds a comment to the query.
Query::getComments public function Returns a reference to the comments array for the query.
Query::nextPlaceholder public function Gets the next placeholder value for this query object. Overrides PlaceholderInterface::nextPlaceholder
Query::uniqueIdentifier public function Returns a unique identifier for this object. Overrides PlaceholderInterface::uniqueIdentifier
Query::__clone public function Implements the magic __clone function. 1
Query::__sleep public function Implements the magic __sleep function to disconnect from the database.
Query::__wakeup public function Implements the magic __wakeup function to reconnect to the database.
Update::$arguments protected property An array of values to update to.
Update::$condition protected property The condition object for this query.
Update::$expressionFields protected property Array of fields to update to an expression in case of a duplicate record.
Update::$fields protected property An array of fields that will be updated.
Update::$table protected property The table to update.
Update::arguments public function Implements Drupal\Core\Database\Query\ConditionInterface::arguments(). Overrides ConditionInterface::arguments
Update::compile public function Implements Drupal\Core\Database\Query\ConditionInterface::compile(). Overrides ConditionInterface::compile
Update::compiled public function Implements Drupal\Core\Database\Query\ConditionInterface::compiled(). Overrides ConditionInterface::compiled
Update::condition public function Implements Drupal\Core\Database\Query\ConditionInterface::condition(). Overrides ConditionInterface::condition
Update::conditions public function Implements Drupal\Core\Database\Query\ConditionInterface::conditions(). Overrides ConditionInterface::conditions
Update::execute public function Executes the UPDATE query. Overrides Update::execute
Update::exists public function Implements Drupal\Core\Database\Query\ConditionInterface::exists(). Overrides ConditionInterface::exists
Update::expression public function Specifies fields to be updated as an expression.
Update::fields public function Adds a set of field->value pairs to be updated.
Update::isNotNull public function Implements Drupal\Core\Database\Query\ConditionInterface::isNotNull(). Overrides ConditionInterface::isNotNull
Update::isNull public function Implements Drupal\Core\Database\Query\ConditionInterface::isNull(). Overrides ConditionInterface::isNull
Update::notExists public function Implements Drupal\Core\Database\Query\ConditionInterface::notExists(). Overrides ConditionInterface::notExists
Update::where public function Implements Drupal\Core\Database\Query\ConditionInterface::where(). Overrides ConditionInterface::where
Update::__construct public function Constructs an Update query object. Overrides Query::__construct
Update::__toString public function Implements PHP magic __toString method to convert the query to a string. Overrides Query::__toString