8 methods override CacheBackendInterface::setMultiple()

ApcuBackend::setMultiple in core/lib/Drupal/Core/Cache/ApcuBackend.php
BackendChain::setMultiple in core/lib/Drupal/Core/Cache/BackendChain.php
CacheBackendDecorator::setMultiple in core/modules/system/tests/modules/performance_test/src/Cache/CacheBackendDecorator.php
ChainedFastBackend::setMultiple in core/lib/Drupal/Core/Cache/ChainedFastBackend.php
DatabaseBackend::setMultiple in core/lib/Drupal/Core/Cache/DatabaseBackend.php
MemoryBackend::setMultiple in core/lib/Drupal/Core/Cache/MemoryBackend.php
NullBackend::setMultiple in core/lib/Drupal/Core/Cache/NullBackend.php
PhpBackend::setMultiple in core/lib/Drupal/Core/Cache/PhpBackend.php

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