Update

General class for an abstracted UPDATE operation.

Hierarchy

Related topics

Database abstraction layer
Allow the use of different database servers using the same code base.

File

core/lib/Drupal/Core/Database/Query/Update.php, line 13

Namespace

Drupal\Core\Database\Query

Members

Name Modifiers Type Description
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::$uniqueIdentifier protected property A unique identifier for this query object.
Query::comment public function Adds a comment to the query.
Query::getComments public function Returns a reference to the comments array for the query.
Query::nextPlaceholder public function Gets the next placeholder value for this query object. Overrides PlaceholderInterface::nextPlaceholder
Query::uniqueIdentifier public function Returns a unique identifier for this object. Overrides PlaceholderInterface::uniqueIdentifier
Query::__clone public function Implements the magic __clone function.
Query::__sleep public function Implements the magic __sleep function to disconnect from the database.
Query::__wakeup public function Implements the magic __wakeup function to reconnect to the database.
QueryConditionTrait::$condition protected property The condition object for this query.
QueryConditionTrait::andConditionGroup public function Creates a new group of conditions ANDed together. Overrides ConditionInterface::andConditionGroup
QueryConditionTrait::arguments public function Gets a complete list of all values to insert into the prepared statement. Overrides ConditionInterface::arguments
QueryConditionTrait::compile public function Compiles the saved conditions for later retrieval. Overrides ConditionInterface::compile
QueryConditionTrait::compiled public function Check whether a condition has been previously compiled. Overrides ConditionInterface::compiled
QueryConditionTrait::condition public function Helper function: builds the most common conditional clauses. Overrides ConditionInterface::condition
QueryConditionTrait::conditionGroupFactory public function Creates an object holding a group of conditions. Overrides ConditionInterface::conditionGroupFactory
QueryConditionTrait::conditions public function Gets a complete list of all conditions in this conditional clause. Overrides ConditionInterface::conditions
QueryConditionTrait::exists public function Sets a condition that the specified subquery returns values. Overrides ConditionInterface::exists
QueryConditionTrait::isNotNull public function Sets a condition that the specified field be NOT NULL. Overrides ConditionInterface::isNotNull
QueryConditionTrait::isNull public function Sets a condition that the specified field be NULL. Overrides ConditionInterface::isNull
QueryConditionTrait::notExists public function Sets a condition that the specified subquery returns no values. Overrides ConditionInterface::notExists
QueryConditionTrait::orConditionGroup public function Creates a new group of conditions ORed together. Overrides ConditionInterface::orConditionGroup
QueryConditionTrait::where public function Adds an arbitrary WHERE clause to the query. Overrides ConditionInterface::where
Update::$arguments protected property An array of values to update to.
Update::$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::execute public function Executes the UPDATE query. Overrides Query::execute
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::__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
doc_Drupal
2016-10-29 09:50:30
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