class Insert in Zircon Profile 8

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

Hierarchy

• class \Drupal\Core\Database\Query\Query implements PlaceholderInterface
  • class \Drupal\Core\Database\Query\Insert uses InsertTrait
    • class \Drupal\Core\Database\Driver\mysql\Insert

1 string reference to 'Insert'

Connection::insert in core/lib/Drupal/Core/Database/Connection.php

Prepares and returns an INSERT query object.

File

core/lib/Drupal/Core/Database/Driver/mysql/Insert.php, line 15

Contains \Drupal\Core\Database\Driver\mysql\Insert.

Namespace

Drupal\Core\Database\Driver\mysql

class Insert extends QueryInsert {
  public function execute() {
    if (!$this
      ->preExecute()) {
      return NULL;
    }

    // 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)) {
      $max_placeholder = 0;
      $values = array();
      foreach ($this->insertValues as $insert_values) {
        foreach ($insert_values as $value) {
          $values[':db_insert_placeholder_' . $max_placeholder++] = $value;
        }
      }
    }
    else {
      $values = $this->fromQuery
        ->getArguments();
    }
    $last_insert_id = $this->connection
      ->query((string) $this, $values, $this->queryOptions);

    // Re-initialize the values array so that we can re-use this query.
    $this->insertValues = array();
    return $last_insert_id;
  }
  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);

    // 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) . ') ' : ' ';
      return $comments . 'INSERT INTO {' . $this->table . '}' . $insert_fields_string . $this->fromQuery;
    }
    $query = $comments . 'INSERT INTO {' . $this->table . '} (' . implode(', ', $insert_fields) . ') VALUES ';
    $values = $this
      ->getInsertPlaceholderFragment($this->insertValues, $this->defaultFields);
    $query .= implode(', ', $values);
    return $query;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Insert::$fromQuery	protected	property	A SelectQuery object to fetch the rows that should be inserted.
Insert::execute	public	function	Executes the insert query. Overrides Insert::execute
Insert::from	public	function	Sets the fromQuery on this InsertQuery object.
Insert::preExecute	protected	function	Preprocesses and validates the query.
Insert::__construct	public	function	Constructs an Insert object. Overrides Query::__construct
Insert::__toString	public	function	Implements PHP magic __toString method to convert the query to a string. Overrides Insert::__toString
InsertTrait::$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::$table	protected	property	The table on which to insert.
InsertTrait::fields	public	function	Adds a set of field->value pairs to be inserted.
InsertTrait::getInsertPlaceholderFragment	protected	function	Returns the query placeholders for values that will be inserted.
InsertTrait::useDefaults	public	function	Specifies fields for which the database defaults should be used.
InsertTrait::values	public	function	Adds another set of values to the query to be inserted.
Query::$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::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.