#void pq\Cursor::__construct(pq\Connection $conn, string $name, int $flags, string $query[, bool $async = FALSE])

Declare a cursor. See pq\Connection::declare().

Params:#

• pq\Connection $connection#
  The connection on which the cursor should be declared.
• string $name#
  The name of the cursor.
• int $flags#
  See pq\Cursor constants.
• string $query#
  The query for which the cursor should be opened.
• bool $async#
  Whether to declare the cursor asynchronously.

Throws:#

• pq\Exception\InvalidArgumentException
• pq\Exception\BadMethodCallException
• pq\Exception\RuntimeException