8 methods override CacheBackendInterface::invalidateAll()
- ApcuBackend::invalidateAll in core/
lib/ Drupal/ Core/ Cache/ ApcuBackend.php  - Marks all cache items as invalid.
 - BackendChain::invalidateAll in core/
lib/ Drupal/ Core/ Cache/ BackendChain.php  - Marks all cache items as invalid.
 - CacheBackendDecorator::invalidateAll in core/
modules/ system/ tests/ modules/ performance_test/ src/ Cache/ CacheBackendDecorator.php  - Marks all cache items as invalid.
 - ChainedFastBackend::invalidateAll in core/
lib/ Drupal/ Core/ Cache/ ChainedFastBackend.php  - Marks all cache items as invalid.
 - DatabaseBackend::invalidateAll in core/
lib/ Drupal/ Core/ Cache/ DatabaseBackend.php  - Marks all cache items as invalid.
 - MemoryBackend::invalidateAll in core/
lib/ Drupal/ Core/ Cache/ MemoryBackend.php  - Marks all cache items as invalid.
 - NullBackend::invalidateAll in core/
lib/ Drupal/ Core/ Cache/ NullBackend.php  - Marks all cache items as invalid.
 - PhpBackend::invalidateAll in core/
lib/ Drupal/ Core/ Cache/ PhpBackend.php  - Marks all cache items as invalid.
 
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