Update.php

Same filename in this branch
  1. 8.9.x update.php
  2. 8.9.x core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestMysql/Update.php
  3. 8.9.x core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestPgsql/Update.php
  4. 8.9.x core/tests/Drupal/Tests/Composer/Plugin/Scaffold/fixtures/drupal-assets-fixture/assets/update.php
  5. 8.9.x core/assets/scaffold/files/update.php
  6. 8.9.x core/lib/Drupal/Core/Database/Driver/sqlite/Update.php
  7. 8.9.x core/lib/Drupal/Core/Database/Driver/mysql/Update.php
  8. 8.9.x core/lib/Drupal/Core/Database/Query/Update.php
Same filename in other branches
  1. 7.x update.php
  2. 9 update.php
  3. 9 core/modules/sqlite/src/Driver/Database/sqlite/Update.php
  4. 9 core/modules/mysql/src/Driver/Database/mysql/Update.php
  5. 9 core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestMysql/Update.php
  6. 9 core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestMysqlDeprecatedVersion/Update.php
  7. 9 core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestPgsql/Update.php
  8. 9 core/modules/pgsql/src/Driver/Database/pgsql/Update.php
  9. 9 core/tests/Drupal/Tests/Composer/Plugin/Scaffold/fixtures/drupal-assets-fixture/assets/update.php
  10. 9 core/tests/fixtures/database_drivers/module/corefake/src/Driver/Database/corefakeWithAllCustomClasses/Update.php
  11. 9 core/assets/scaffold/files/update.php
  12. 9 core/lib/Drupal/Core/Database/Driver/pgsql/Update.php
  13. 9 core/lib/Drupal/Core/Database/Query/Update.php
  14. 10 update.php
  15. 10 core/modules/sqlite/src/Driver/Database/sqlite/Update.php
  16. 10 core/modules/mysql/src/Driver/Database/mysql/Update.php
  17. 10 core/modules/pgsql/src/Driver/Database/pgsql/Update.php
  18. 10 core/tests/Drupal/Tests/Composer/Plugin/Scaffold/fixtures/drupal-assets-fixture/assets/update.php
  19. 10 core/tests/fixtures/database_drivers/module/core_fake/src/Driver/Database/CoreFakeWithAllCustomClasses/Update.php
  20. 10 core/assets/scaffold/files/update.php
  21. 10 core/lib/Drupal/Core/Database/Driver/pgsql/Update.php
  22. 10 core/lib/Drupal/Core/Database/Query/Update.php
  23. 11.x update.php
  24. 11.x core/modules/sqlite/src/Driver/Database/sqlite/Update.php
  25. 11.x core/modules/mysql/src/Driver/Database/mysql/Update.php
  26. 11.x core/modules/pgsql/src/Driver/Database/pgsql/Update.php
  27. 11.x core/tests/Drupal/Tests/Composer/Plugin/Scaffold/fixtures/drupal-assets-fixture/assets/update.php
  28. 11.x core/tests/fixtures/database_drivers/module/core_fake/src/Driver/Database/CoreFakeWithAllCustomClasses/Update.php
  29. 11.x core/assets/scaffold/files/update.php
  30. 11.x core/lib/Drupal/Core/Database/Query/Update.php

Namespace

Drupal\Core\Database\Driver\pgsql

File

core/lib/Drupal/Core/Database/Driver/pgsql/Update.php

View source
<?php

namespace Drupal\Core\Database\Driver\pgsql;

use Drupal\Core\Database\Database;
use Drupal\Core\Database\Query\Update as QueryUpdate;
use Drupal\Core\Database\Query\SelectInterface;

/**
 * PostgreSQL implementation of \Drupal\Core\Database\Query\Update.
 */
class Update extends QueryUpdate {
    public function execute() {
        $max_placeholder = 0;
        $blobs = [];
        $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 = $this->fields;
        foreach ($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]);
                }
            }
            if ($data['expression'] instanceof SelectInterface) {
                $data['expression']->compile($this->connection, $this);
                $select_query_arguments = $data['expression']->arguments();
                foreach ($select_query_arguments as $placeholder => $argument) {
                    $stmt->bindParam($placeholder, $select_query_arguments[$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;
        $options['return'] = Database::RETURN_AFFECTED;
        $this->connection
            ->addSavepoint();
        try {
            $result = $this->connection
                ->query($stmt, [], $options);
            $this->connection
                ->releaseSavepoint();
            return $result;
        } catch (\Exception $e) {
            $this->connection
                ->rollbackSavepoint();
            throw $e;
        }
    }

}

Classes

Title Deprecated Summary
Update PostgreSQL implementation of \Drupal\Core\Database\Query\Update.

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