Clear Cache By Mysql Queries in Drupal 7

Paste the following queries in your phpmyadmin where your drupal 7 database resides.

• truncate table <your table prefix>_cache;
• truncate table <your table prefix>_cache_block;
• truncate table <your table prefix>_cache_bootstrap;
• truncate table <your table prefix>_cache_field;
• truncate table <your table prefix>_cache_filter;
• truncate table <your table prefix>_cache_form;
• truncate table <your table prefix>_cache_image;
• truncate table <your table prefix>_cache_menu;
• truncate table <your table prefix>_cache_page;
• truncate table <your table prefix>_cache_path;
• truncate table <your table prefix>_cache_token;
• truncate table <your table prefix>_cache_update;

Remember to replace "<your table prefix>" with your Drupal table prefix.

All cache will be cleared.