#namespace pq\Query

The pq\Query namespace holds implementations and interfaces related to assembling, expressing and executing queries on behalf of the gateway.

Namespaces, Interfaces and Classes:#

• AsyncExecutor#

  An asynchronous query executor implementation.

  class pq\Query\AsyncExecutor extends pq\Query\Executor

• Executor#

  A synchronous query executor implementation.

  class pq\Query\Executor implements pq\Query\ExecutorInterface

• ExecutorInterface#

  API to execute queries assembled by pq\Query\WriterInterface.

  interface pq\Query\ExecutorInterface extends SplSubject

• Expr#

  A query expression.

  class pq\Query\Expr

• Expressible#

  An implementation to express column data changes.

  class pq\Query\Expressible implements pq\Query\ExpressibleInterface

• ExpressibleInterface#

  API to express column data changes.

  interface ExpressibleInterface

• Writer#

  A query writer implementation.

  class pq\Query\Writer implements pq\Query\WriterInterface

• WriterInterface#

  API for assembling unnamed statements with safe parameter substitution.

  interface pq\Query\WriterInterface