how to do a global search and replace in wordpress

By searching either all fields and tables or specific areas of your,  there are WordPress plugins that can help you save timeWordPress database and then performing a global search and replace automatically..   This move changes the path of your images, which requires changing URLs of all the images that you have included in your posts and pages..   In most situations, it would be quite impractical to go through every post and page on your site and do manual search and replace of all links. Fortunately, plugins provide simple solution you can use to search and replace content throughout your site without having to access your WordPress database...   your posts and pages will display missing image errors...   Locate 'Search & Replace plugin and click Install Now to install the plugin...   The plugin will begin searching and replacing the in your WordPress database and let you know when the operation has been completed...   Select 'Save changes to Database in the 'Export SQL file or write changes to DB setting...   you can export SQL file with the changes instead ...   This plugin allows you to replace code and text from themes and other plugins with code and text of your choosing before page is delivered to browser. Because the find and replace happens in real-time no changes are needed to plugins or themes.   You can search for more WordPress search and replace plugins inside your WordPress dashboard, or WordPress Free Plugin Directory...   Read more