class Insert

Same name in this branch
  1. 10 core/modules/sqlite/src/Driver/Database/sqlite/Insert.php \Drupal\sqlite\Driver\Database\sqlite\Insert
  2. 10 core/modules/mysql/src/Driver/Database/mysql/Insert.php \Drupal\mysql\Driver\Database\mysql\Insert
  3. 10 core/tests/fixtures/database_drivers/module/core_fake/src/Driver/Database/CoreFakeWithAllCustomClasses/Insert.php \Drupal\core_fake\Driver\Database\CoreFakeWithAllCustomClasses\Insert
  4. 10 core/lib/Drupal/Core/Database/Driver/sqlite/Insert.php \Drupal\Core\Database\Driver\sqlite\Insert
  5. 10 core/lib/Drupal/Core/Database/Driver/mysql/Insert.php \Drupal\Core\Database\Driver\mysql\Insert
  6. 10 core/lib/Drupal/Core/Database/Driver/pgsql/Insert.php \Drupal\Core\Database\Driver\pgsql\Insert
  7. 10 core/lib/Drupal/Core/Database/Query/Insert.php \Drupal\Core\Database\Query\Insert
Same name in other branches
  1. 9 core/modules/sqlite/src/Driver/Database/sqlite/Insert.php \Drupal\sqlite\Driver\Database\sqlite\Insert
  2. 9 core/modules/mysql/src/Driver/Database/mysql/Insert.php \Drupal\mysql\Driver\Database\mysql\Insert
  3. 9 core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestMysql/Insert.php \Drupal\driver_test\Driver\Database\DrivertestMysql\Insert
  4. 9 core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestMysqlDeprecatedVersion/Insert.php \Drupal\driver_test\Driver\Database\DrivertestMysqlDeprecatedVersion\Insert
  5. 9 core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestPgsql/Insert.php \Drupal\driver_test\Driver\Database\DrivertestPgsql\Insert
  6. 9 core/modules/pgsql/src/Driver/Database/pgsql/Insert.php \Drupal\pgsql\Driver\Database\pgsql\Insert
  7. 9 core/tests/fixtures/database_drivers/module/corefake/src/Driver/Database/corefakeWithAllCustomClasses/Insert.php \Drupal\corefake\Driver\Database\corefakeWithAllCustomClasses\Insert
  8. 9 core/lib/Drupal/Core/Database/Driver/sqlite/Insert.php \Drupal\Core\Database\Driver\sqlite\Insert
  9. 9 core/lib/Drupal/Core/Database/Driver/mysql/Insert.php \Drupal\Core\Database\Driver\mysql\Insert
  10. 9 core/lib/Drupal/Core/Database/Driver/pgsql/Insert.php \Drupal\Core\Database\Driver\pgsql\Insert
  11. 9 core/lib/Drupal/Core/Database/Query/Insert.php \Drupal\Core\Database\Query\Insert
  12. 8.9.x core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestMysql/Insert.php \Drupal\driver_test\Driver\Database\DrivertestMysql\Insert
  13. 8.9.x core/modules/system/tests/modules/driver_test/src/Driver/Database/DrivertestPgsql/Insert.php \Drupal\driver_test\Driver\Database\DrivertestPgsql\Insert
  14. 8.9.x core/lib/Drupal/Core/Database/Driver/sqlite/Insert.php \Drupal\Core\Database\Driver\sqlite\Insert
  15. 8.9.x core/lib/Drupal/Core/Database/Driver/mysql/Insert.php \Drupal\Core\Database\Driver\mysql\Insert
  16. 8.9.x core/lib/Drupal/Core/Database/Driver/pgsql/Insert.php \Drupal\Core\Database\Driver\pgsql\Insert
  17. 8.9.x core/lib/Drupal/Core/Database/Query/Insert.php \Drupal\Core\Database\Query\Insert
  18. 11.x core/modules/sqlite/src/Driver/Database/sqlite/Insert.php \Drupal\sqlite\Driver\Database\sqlite\Insert
  19. 11.x core/modules/mysql/src/Driver/Database/mysql/Insert.php \Drupal\mysql\Driver\Database\mysql\Insert
  20. 11.x core/modules/pgsql/src/Driver/Database/pgsql/Insert.php \Drupal\pgsql\Driver\Database\pgsql\Insert
  21. 11.x core/tests/fixtures/database_drivers/module/core_fake/src/Driver/Database/CoreFakeWithAllCustomClasses/Insert.php \Drupal\core_fake\Driver\Database\CoreFakeWithAllCustomClasses\Insert
  22. 11.x core/lib/Drupal/Core/Database/Query/Insert.php \Drupal\Core\Database\Query\Insert

PostgreSQL implementation of \Drupal\Core\Database\Query\Insert.

Hierarchy

Expanded class hierarchy of Insert

Related topics

1 file declares its use of Insert
Insert.php in core/lib/Drupal/Core/Database/Driver/pgsql/Insert.php
46 string references to 'Insert'
AfterCommand::render in core/lib/Drupal/Core/Ajax/AfterCommand.php
Implements Drupal\Core\Ajax\CommandInterface:render().
AjaxCommandsTest::testAfterCommand in core/tests/Drupal/Tests/Core/Ajax/AjaxCommandsTest.php
@covers \Drupal\Core\Ajax\AfterCommand
AjaxCommandsTest::testAppendCommand in core/tests/Drupal/Tests/Core/Ajax/AjaxCommandsTest.php
@covers \Drupal\Core\Ajax\AppendCommand
AjaxCommandsTest::testBeforeCommand in core/tests/Drupal/Tests/Core/Ajax/AjaxCommandsTest.php
@covers \Drupal\Core\Ajax\BeforeCommand
AjaxCommandsTest::testHtmlCommand in core/tests/Drupal/Tests/Core/Ajax/AjaxCommandsTest.php
@covers \Drupal\Core\Ajax\HtmlCommand

... See full list

File

core/modules/pgsql/src/Driver/Database/pgsql/Insert.php, line 18

Namespace

Drupal\pgsql\Driver\Database\pgsql
View source
class Insert extends QueryInsert {
    
    /**
     * {@inheritdoc}
     */
    public function __construct(Connection $connection, string $table, array $options = []) {
        // @todo Remove the __construct in Drupal 11.
        // @see https://www.drupal.org/project/drupal/issues/3256524
        parent::__construct($connection, $table, $options);
        unset($this->queryOptions['return']);
    }
    public function execute() {
        if (!$this->preExecute()) {
            return NULL;
        }
        $stmt = $this->connection
            ->prepareStatement((string) $this, $this->queryOptions);
        // Fetch the list of blobs and sequences used on that table.
        $table_information = $this->connection
            ->schema()
            ->queryTableInformation($this->table);
        $max_placeholder = 0;
        $blobs = [];
        $blob_count = 0;
        foreach ($this->insertValues as $insert_values) {
            foreach ($this->insertFields as $idx => $field) {
                if (isset($table_information->blob_fields[$field]) && $insert_values[$idx] !== NULL) {
                    $blobs[$blob_count] = fopen('php://memory', 'a');
                    fwrite($blobs[$blob_count], $insert_values[$idx]);
                    rewind($blobs[$blob_count]);
                    $stmt->getClientStatement()
                        ->bindParam(':db_insert_placeholder_' . $max_placeholder++, $blobs[$blob_count], \PDO::PARAM_LOB);
                    // Pre-increment is faster in PHP than increment.
                    ++$blob_count;
                }
                else {
                    $stmt->getClientStatement()
                        ->bindParam(':db_insert_placeholder_' . $max_placeholder++, $insert_values[$idx]);
                }
            }
            // Check if values for a serial field has been passed.
            if (!empty($table_information->serial_fields)) {
                foreach ($table_information->serial_fields as $index => $serial_field) {
                    $serial_key = array_search($serial_field, $this->insertFields);
                    if ($serial_key !== FALSE) {
                        $serial_value = $insert_values[$serial_key];
                        // Sequences must be greater than or equal to 1.
                        if ($serial_value === NULL || !$serial_value) {
                            $serial_value = 1;
                        }
                        // Set the sequence to the bigger value of either the passed
                        // value or the max value of the column. It can happen that another
                        // thread calls nextval() which could lead to a serial number being
                        // used twice. However, trying to insert a value into a serial
                        // column should only be done in very rare cases and is not thread
                        // safe by definition.
                        $this->connection
                            ->query("SELECT setval('" . $table_information->sequences[$index] . "', GREATEST(MAX(" . $serial_field . "), :serial_value)) FROM {" . $this->table . "}", [
                            ':serial_value' => (int) $serial_value,
                        ]);
                    }
                }
            }
        }
        if (!empty($this->fromQuery)) {
            // bindParam stores only a reference to the variable that is followed when
            // the statement is executed. We pass $arguments[$key] instead of $value
            // because the second argument to bindParam is passed by reference and
            // the foreach statement assigns the element to the existing reference.
            $arguments = $this->fromQuery
                ->getArguments();
            foreach ($arguments as $key => $value) {
                $stmt->getClientStatement()
                    ->bindParam($key, $arguments[$key]);
            }
        }
        // Create a savepoint so we can rollback a failed query. This is so we can
        // mimic MySQL and SQLite transactions which don't fail if a single query
        // fails. This is important for tables that are created on demand. For
        // example, \Drupal\Core\Cache\DatabaseBackend.
        $this->connection
            ->addSavepoint();
        try {
            $stmt->execute(NULL, $this->queryOptions);
            if (isset($table_information->serial_fields[0])) {
                $last_insert_id = $stmt->fetchField();
            }
            $this->connection
                ->releaseSavepoint();
        } catch (\Exception $e) {
            $this->connection
                ->rollbackSavepoint();
            $this->connection
                ->exceptionHandler()
                ->handleExecutionException($e, $stmt, [], $this->queryOptions);
        }
        // Re-initialize the values array so that we can re-use this query.
        $this->insertValues = [];
        return $last_insert_id ?? NULL;
    }
    public function __toString() {
        // Create a sanitized comment string to prepend to the query.
        $comments = $this->connection
            ->makeComment($this->comments);
        // Default fields are always placed first for consistency.
        $insert_fields = array_merge($this->defaultFields, $this->insertFields);
        $insert_fields = array_map(function ($f) {
            return $this->connection
                ->escapeField($f);
        }, $insert_fields);
        // If we're selecting from a SelectQuery, finish building the query and
        // pass it back, as any remaining options are irrelevant.
        if (!empty($this->fromQuery)) {
            $insert_fields_string = $insert_fields ? ' (' . implode(', ', $insert_fields) . ') ' : ' ';
            $query = $comments . 'INSERT INTO {' . $this->table . '}' . $insert_fields_string . $this->fromQuery;
        }
        else {
            $query = $comments . 'INSERT INTO {' . $this->table . '} (' . implode(', ', $insert_fields) . ') VALUES ';
            $values = $this->getInsertPlaceholderFragment($this->insertValues, $this->defaultFields);
            $query .= implode(', ', $values);
        }
        try {
            // Fetch the list of blobs and sequences used on that table.
            $table_information = $this->connection
                ->schema()
                ->queryTableInformation($this->table);
            if (isset($table_information->serial_fields[0])) {
                // Use RETURNING syntax to get the last insert ID in the same INSERT
                // query, see https://www.postgresql.org/docs/12/dml-returning.html.
                $query .= ' RETURNING ' . $table_information->serial_fields[0];
            }
        } catch (DatabaseExceptionWrapper $e) {
            // If we fail to get the table information it is probably because the
            // table does not exist yet so adding the returning statement is pointless
            // because the query will fail. This happens for tables created on demand,
            // for example, cache tables.
        }
        return $query;
    }

}

Members

Title Sort descending Modifiers Object type Summary Overriden Title Overrides
Insert::$fromQuery protected property A SelectQuery object to fetch the rows that should be inserted.
Insert::execute public function Executes the insert query. Overrides Insert::execute
Insert::from public function Sets the fromQuery on this InsertQuery object.
Insert::preExecute protected function Preprocesses and validates the query.
Insert::__construct public function Constructs an Insert object. Overrides Insert::__construct
Insert::__toString public function Implements PHP magic __toString method to convert the query to a string. Overrides Insert::__toString
InsertTrait::$defaultFields protected property An array of fields that should be set to their database-defined defaults.
InsertTrait::$insertFields protected property An array of fields on which to insert.
InsertTrait::$insertValues protected property A nested array of values to insert.
InsertTrait::$table protected property The table on which to insert.
InsertTrait::count public function
InsertTrait::fields public function Adds a set of field->value pairs to be inserted.
InsertTrait::getInsertPlaceholderFragment protected function Returns the query placeholders for values that will be inserted.
InsertTrait::useDefaults public function Specifies fields for which the database defaults should be used.
InsertTrait::values public function Adds another set of values to the query to be inserted.
Query::$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::getConnection public function Gets the database connection to be used 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.

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